Color #210D15 Color / Colour Code #210D15
This page shows the hex color code for color #210d15 (#210D15). The colour is a pink tone with 43% saturation and 9% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #210D15 against common backgrounds.
Complementary Colors
#210D15 paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 306, 336, and 6 degrees for harmonious combinations.
Triadic Palette
Three colors at 336, 96, and 216 degrees.
Color Palettes Using #210D15
Five shades at lightness levels 15% through 85% while keeping hue at 336 and saturation at 43%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 336 to 21 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 336 with its complement at 156 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 #210D15
Lightness variations at hue 336 and 43% saturation.
CSS Gradients with #210D15
Design Use Cases for #210D15
Balanced UI Color
At 43% saturation, #210D15 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.
Dark Mode Background
At just 9% lightness, #210D15 works as a dark mode background or overlay color. Dark backgrounds reduce eye strain in low-light environments and make bright accent colors pop. Pair with light text (minimum 4.5:1 contrast ratio) for readability.
Playfulness & Compassion
#210D15 is in the pink range (hue 336). Pink ranges from energetic to gentle depending on saturation and lightness. Use it for beauty and cosmetics branding, social app interfaces, Valentine's themes, and youth-oriented design. Desaturated pinks work well as soft background tints.
Gradient Pairing
Create a gradient from #210D15 (hue 336) to its complement at hue 156. For a subtler effect, try pairing with an analogous color at hue 6. Use CSS: background: linear-gradient(135deg, #210d15, #0d2119);
CSS Code for #210D15
Similar Colors
Colors visually similar to #210D15 based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #210D15 across image editing and color design tools.
About Color #210D15 (#210D15)
#210D15 is a pink color (colour) with RGB channel values of 33 red, 13 green, and 21 blue. The red channel is dominant by a ratio of 2.5:1 over the weakest channel. In HSL terms, the hue sits at 336 degrees with 43% saturation and 9% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #210D15 is 20/255 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 0% cyan, 61% magenta, 36% yellow, and 87% key (black).
The WCAG contrast ratio of #210D15 against white is 18.53:1 and against black is 1.13:1. This exceeds the AAA requirement (7:1) for normal text on white, making it excellent for body text and small UI labels on light backgrounds.
The complementary colour #0D2119 creates maximum visual tension when paired with #210D15. For more harmonious color combinations, use the analogous colours #210D1F and #210F0D, 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 #210D15
- 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 #210D15?
- #210D15 is Color #210D15, a pink color (colour) with RGB(33, 13, 21), HSL(336, 43%, 9%), and CMYK(0%, 61%, 36%, 87%). Its perceived brightness is 20/255.
- Is #210D15 accessible for text?
- Against white, #210D15 has a contrast ratio of 18.53:1 (passes AA for normal text). Against black, it has 1.13:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #210D15?
- The complementary colour is #0D2119 (hue 156). For subtle color combinations, use analogous colours #210D1F and #210F0D. The triadic palette adds #15210D and #0D1521 for vibrant variety.
- How do I use #210D15 in CSS?
- Use any format: color: #210d15; or rgb(33, 13, 21); or hsl(336, 43%, 9%). For CSS custom properties: --color-primary: 336 43% 9%; 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.