Color #42002B Color / Colour Code #42002B
This page shows the hex color code for color #42002b (#42002B). The colour is a pink tone with 100% saturation and 13% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #42002B against common backgrounds.
Complementary Colors
#42002B paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 291, 321, and 351 degrees for harmonious combinations.
Triadic Palette
Three colors at 321, 81, and 201 degrees.
Color Palettes Using #42002B
Five shades at lightness levels 15% through 85% while keeping hue at 321 and saturation at 100%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 321 to 6 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 321 with its complement at 141 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 #42002B
Lightness variations at hue 321 and 100% saturation.
CSS Gradients with #42002B
Design Use Cases for #42002B
High-Impact Accent
With 100% saturation, #42002B is highly vivid. Reserve this for elements that need maximum attention: primary action buttons, notification badges, error states, or promotional banners. Use sparingly alongside neutral tones to avoid visual fatigue.
Dark Mode Background
At just 13% lightness, #42002B 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
#42002B is in the pink range (hue 321). 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 #42002B (hue 321) to its complement at hue 141. For a subtler effect, try pairing with an analogous color at hue 351. Use CSS: background: linear-gradient(135deg, #42002b, #004217);
CSS Code for #42002B
Similar Colors
Colors visually similar to #42002B based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #42002B across image editing and color design tools.
About Color #42002B (#42002B)
#42002B is a pink color (colour) with RGB channel values of 66 red, 0 green, and 43 blue. The red channel is dominant by a ratio of 66.0:1 over the weakest channel. In HSL terms, the hue sits at 321 degrees with 100% saturation and 13% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #42002B is 25/255 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, 100% magenta, 35% yellow, and 74% key (black).
The WCAG contrast ratio of #42002B against white is 16.58:1 and against black is 1.27:1. 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 #004217 creates maximum visual tension when paired with #42002B. For more harmonious color combinations, use the analogous colours #380042 and #42000A, 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 #42002B
- 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 #42002B?
- #42002B is Color #42002B, a pink color (colour) with RGB(66, 0, 43), HSL(321, 100%, 13%), and CMYK(0%, 100%, 35%, 74%). Its perceived brightness is 25/255.
- Is #42002B accessible for text?
- Against white, #42002B has a contrast ratio of 16.58:1 (passes AA for normal text). Against black, it has 1.27:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #42002B?
- The complementary colour is #004217 (hue 141). For subtle color combinations, use analogous colours #380042 and #42000A. The triadic palette adds #2B4200 and #002B42 for vibrant variety.
- How do I use #42002B in CSS?
- Use any format: color: #42002b; or rgb(66, 0, 43); or hsl(321, 100%, 13%). For CSS custom properties: --color-primary: 321 100% 13%; 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.