Dark Pink Color / Colour Code #66004C
This page shows the hex color code for dark pink (#66004C). The colour is a pink tone with 100% saturation and 20% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #66004C against common backgrounds.
Complementary Colors
#66004C paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 285, 315, and 345 degrees for harmonious combinations.
Triadic Palette
Three colors at 315, 75, and 195 degrees.
Color Palettes Using #66004C
Five shades at lightness levels 15% through 85% while keeping hue at 315 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 315 to 0 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 315 with its complement at 135 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 #66004C
Lightness variations at hue 315 and 100% saturation.
CSS Gradients with #66004C
Design Use Cases for #66004C
High-Impact Accent
With 100% saturation, #66004C 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.
Deep Accent & Text Color
#66004C at 20% lightness is dark enough for readable body text on light backgrounds while retaining its pink character. Use for headings, emphasized text, or deep accent borders. It provides contrast without the harshness of pure black.
Playfulness & Compassion
#66004C is in the pink range (hue 315). 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 #66004C (hue 315) to its complement at hue 135. For a subtler effect, try pairing with an analogous color at hue 345. Use CSS: background: linear-gradient(135deg, #66004c, #00661a);
CSS Code for #66004C
Similar Colors
Colors visually similar to #66004C based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #66004C across image editing and color design tools.
About Dark Pink (#66004C)
#66004C is a pink color (colour) with RGB channel values of 102 red, 0 green, and 76 blue. The red channel is dominant by a ratio of 102.0:1 over the weakest channel. In HSL terms, the hue sits at 315 degrees with 100% saturation and 20% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #66004C is 39/255 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, 25% yellow, and 60% key (black).
The WCAG contrast ratio of #66004C against white is 12.58:1 and against black is 1.67:1. 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 #00661A creates maximum visual tension when paired with #66004C. For more harmonious color combinations, use the analogous colours #4D0066 and #660019, 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 #66004C
- 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 #66004C?
- #66004C is Dark Pink, a pink color (colour) with RGB(102, 0, 76), HSL(315, 100%, 20%), and CMYK(0%, 100%, 25%, 60%). Its perceived brightness is 39/255.
- Is #66004C accessible for text?
- Against white, #66004C has a contrast ratio of 12.58:1 (passes AA for normal text). Against black, it has 1.67:1 (fails AA). Use the contrast checker tool for custom background pairings.
- What colours pair well with #66004C?
- The complementary colour is #00661A (hue 135). For subtle color combinations, use analogous colours #4D0066 and #660019. The triadic palette adds #4D6600 and #004D66 for vibrant variety.
- How do I use #66004C in CSS?
- Use any format: color: #66004c; or rgb(102, 0, 76); or hsl(315, 100%, 20%). For CSS custom properties: --color-primary: 315 100% 20%; 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.