Color #238657 Color / Colour Code #238657
This page shows the hex color code for color #238657 (#238657). The colour is a cyan tone with 59% saturation and 33% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #238657 against common backgrounds.
Complementary Colors
#238657 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 122, 152, and 182 degrees for harmonious combinations.
Triadic Palette
Three colors at 152, 272, and 32 degrees.
Color Palettes Using #238657
Five shades at lightness levels 15% through 85% while keeping hue at 152 and saturation at 59%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 152 to 197 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.
Combines the base color at hue 152 with its complement at 332 and two adjacent cool tones. This split-complementary approach provides strong visual contrast while remaining more balanced than a pure complementary scheme.
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.
Shades & Tints of #238657
Lightness variations at hue 152 and 59% saturation.
CSS Gradients with #238657
Design Use Cases for #238657
Balanced UI Color
At 59% saturation, #238657 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 33% lightness, #238657 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
#238657 is in the cyan spectrum (hue 152). 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 #238657 (hue 152) to its complement at hue 332. For a subtler effect, try pairing with an analogous color at hue 182. Use CSS: background: linear-gradient(135deg, #238657, #862351);
CSS Code for #238657
Similar Colors
Colors visually similar to #238657 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #238657 across image editing and color design tools.
About Color #238657 (#238657)
#238657 is a cyan color (colour) with RGB channel values of 35 red, 134 green, and 87 blue. The green channel is dominant by a ratio of 3.8:1 over the weakest channel. In HSL terms, the hue sits at 152 degrees with 59% saturation and 33% lightness, placing it in the neutral-to-cool range of the colour spectrum.
The perceived brightness of #238657 is 99/255 using the ITU-R BT.601 luma formula (0.299R + 0.587G + 0.114B). This appears dark to the human eye, so pair it with light text for adequate readability. For print production, the CMYK equivalent is 74% cyan, 0% magenta, 35% yellow, and 47% key (black).
The WCAG contrast ratio of #238657 against white is 4.55:1 and against black is 4.62:1. This meets the AA requirement (4.5:1) for normal text on white. For AAA compliance, consider darkening to at least 23% lightness.
The complementary colour #862351 creates maximum visual tension when paired with #238657. For more harmonious color combinations, use the analogous colours #238626 and #238286, 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 #238657
- Enter your color value in HEX format.
- The tool converts it to RGB, HSL, CMYK format in real time.
- Copy the converted value to your clipboard.
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 #238657?
- #238657 is Color #238657, a cyan color (colour) with RGB(35, 134, 87), HSL(152, 59%, 33%), and CMYK(74%, 0%, 35%, 47%). Its perceived brightness is 99/255.
- Is #238657 accessible for text?
- Against white, #238657 has a contrast ratio of 4.55:1 (passes AA for normal text). Against black, it has 4.62:1 (passes AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #238657?
- The complementary colour is #862351 (hue 332). For subtle color combinations, use analogous colours #238626 and #238286. The triadic palette adds #572386 and #865723 for vibrant variety.
- How do I use #238657 in CSS?
- Use any format: color: #238657; or rgb(35, 134, 87); or hsl(152, 59%, 33%). For CSS custom properties: --color-primary: 152 59% 33%; 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.