Color #37A2AE Color / Colour Code #37A2AE

    This page shows the hex color code for color #37a2ae (#37A2AE). The colour is a cyan tone with 52% saturation and 45% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.

    #37A2AE

    Color Conversions

    HEX
    #37A2AE
    RGB
    rgb(55, 162, 174)
    HSL
    hsl(186, 52%, 45%)
    HSV
    hsv(186, 68%, 68%)
    CMYK
    cmyk(68%, 7%, 0%, 32%)

    Accessibility Contrast

    WCAG contrast ratios for #37A2AE against common backgrounds.

    Sample Text
    vs White (#FFFFFF)
    3.03:1
    AA FailAA Large PassAAA Fail
    Sample Text
    vs Black (#000000)
    6.94:1
    AA PassAA Large PassAAA Fail
    Sample Text
    vs Light Gray (#EEEEEE)
    2.61:1
    AA FailAA Large FailAAA Fail

    Complementary Colors

    #37A2AE paired with its color wheel opposite for maximum contrast.

    Analogous Colors

    Hues at 156, 186, and 216 degrees for harmonious combinations.

    Triadic Palette

    Three colors at 186, 306, and 66 degrees.

    Color Palettes Using #37A2AE

    Monochromatic Scale

    Five shades at lightness levels 15% through 85% while keeping hue at 186 and saturation at 52%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.

    #12363A #256C74 #3DB5C2 #8BD2DA #C5E9ED
    Warm Harmony

    Adjacent hues from 186 to 231 degrees create a warm, unified palette. This analogous scheme works for marketing materials, seasonal campaigns, and any design that needs visual warmth without clashing colors.

    #51BCC8 #519EC8 #5180C8 #5162C8
    Cool Contrast

    Combines the base color at hue 186 with its complement at 6 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.

    #3DB5C2 #C24A3D #C28D3D #B5C23D
    Pastel Variation

    Five evenly spaced hues at 40% saturation and 80% lightness. Pastels are gentle on the eyes and work well for dashboards, onboarding screens, category tags, and any interface where multiple distinct colors are needed without visual aggression.

    #B8DCE0 #BCB8E0 #E0B8DC #E0BCB8 #DCE0B8

    Shades & Tints of #37A2AE

    Lightness variations at hue 186 and 52% saturation.

    CSS Gradients with #37A2AE

    Cyan to Red
    linear-gradient(135deg, #37a2ae, #ae4337)
    Analogous Fade
    linear-gradient(90deg, #37a2ae, #3767ae)
    Deep to Light
    linear-gradient(180deg, #164146, #b9e4e9)
    Tricolor Sweep
    linear-gradient(135deg, #37a2ae, #ae37a2, #a2ae37)

    Design Use Cases for #37A2AE

    Balanced UI Color

    At 52% saturation, #37A2AE strikes a balance between vibrancy and restraint. This makes it versatile for primary UI elements like navigation bars, card headers, and form accents. It draws attention without overwhelming adjacent content.

    Primary Interface Color

    At 45% lightness, #37A2AE is in the mid-range, making it ideal for interactive elements like buttons, links, and selected states. This lightness level ensures good contrast against both light and dark adjacent elements in most layouts.

    Clarity & Technology

    #37A2AE is in the cyan spectrum (hue 186). Cyan evokes technology, clarity, and innovation. It works well for tech product interfaces, data visualization accents, loading indicators, and futuristic design themes. Cyan provides a modern alternative to traditional blues.

    Gradient Pairing

    Create a gradient from #37A2AE (hue 186) to its complement at hue 6. For a subtler effect, try pairing with an analogous color at hue 216. Use CSS: background: linear-gradient(135deg, #37a2ae, #ae4337);

    CSS Code for #37A2AE

    /* Background */
    background-color: #37a2ae;
    background-color: rgb(55, 162, 174);
    background-color: hsl(186, 52%, 45%);
    /* Text */
    color: #37a2ae;
    /* Border */
    border: 2px solid #37a2ae;
    /* Shadow */
    box-shadow: 0 4px 14px rgba(55, 162, 174, 0.3);
    /* CSS Variable */
    --color-primary: 186 52% 45%;

    Similar Colors

    Colors visually similar to #37A2AE based on RGB, lightness, and hue variations.

    Use This Color in Design Tools

    Apply #37A2AE across image editing and color design tools.

    About Color #37A2AE (#37A2AE)

    #37A2AE is a cyan color (colour) with RGB channel values of 55 red, 162 green, and 174 blue. The blue channel is dominant by a ratio of 3.2:1 over the weakest channel. In HSL terms, the hue sits at 186 degrees with 52% saturation and 45% lightness, placing it in the cool range of the colour spectrum.

    The perceived brightness of #37A2AE is 131/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This is a medium-brightness color that can work with either dark or light text depending on font weight and size. For print production, the CMYK equivalent is 68% cyan, 7% magenta, 0% yellow, and 32% key (black).

    The WCAG contrast ratio of #37A2AE against white is 3.03:1 and against black is 6.94:1. This only passes AA for large text (18pt+) on white. For normal body text on white, darken the color or use it on a dark background where it achieves 6.94:1.

    The complementary colour #AE4337 creates maximum visual tension when paired with #37A2AE. For more harmonious color combinations, use the analogous colours #37AE7F and #3767AE, which sit 30 degrees on either side of the hue wheel. To build a complete design system, start with the monochromatic scale above for consistent shade variations, then add one complementary or triadic accent for interactive elements.

    How to Explore Color #37A2AE

    1. Enter your color value in HEX format.
    2. The tool converts it to RGB, HSL, CMYK format in real time.
    3. Copy the converted value to your clipboard.

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    What is HEX to RGB, HSL, CMYK color conversion

    Converting from HEX to RGB, HSL, CMYK translates a color value between two different color models. Different color models are used in web design (HEX, RGB), print (CMYK), and color theory (HSL, HSV).

    Related Tools & Colors

    Frequently Asked Questions

    What color / colour is #37A2AE?
    #37A2AE is Color #37A2AE, a cyan color (colour) with RGB(55, 162, 174), HSL(186, 52%, 45%), and CMYK(68%, 7%, 0%, 32%). Its perceived brightness is 131/255.
    Is #37A2AE accessible for text?
    Against white, #37A2AE has a contrast ratio of 3.03:1 (fails AA for normal text). Against black, it has 6.94:1 (passes AA). It passes AA for large text (18pt+) on white. Use the contrast checker tool for custom background pairings.
    What colours pair well with #37A2AE?
    The complementary colour is #AE4337 (hue 6). For subtle color combinations, use analogous colours #37AE7F and #3767AE. The triadic palette adds #AE37A2 and #A2AE37 for vibrant variety.
    How do I use #37A2AE in CSS?
    Use any format: color: #37a2ae; or rgb(55, 162, 174); or hsl(186, 52%, 45%). For CSS custom properties: --color-primary: 186 52% 45%; then use it as hsl(var(--color-primary)).
    Is this color / colour explorer free?
    Yes, completely free with no signup required. All colour calculations run in your browser. You can explore any valid hex color code, not just the pre-generated palette.