Color #FD21BB Color / Colour Code #FD21BB
This page shows the hex color code for color #fd21bb (#FD21BB). The colour is a pink tone with 98% saturation and 56% lightness. Explore its conversions, colour palettes, gradients, accessibility data, and CSS code below.
Color Conversions
Accessibility Contrast
WCAG contrast ratios for #FD21BB against common backgrounds.
Complementary Colors
#FD21BB paired with its color wheel opposite for maximum contrast.
Analogous Colors
Hues at 288, 318, and 348 degrees for harmonious combinations.
Triadic Palette
Three colors at 318, 78, and 198 degrees.
Color Palettes Using #FD21BB
Five shades at lightness levels 15% through 85% while keeping hue at 318 and saturation at 98%. Use the darkest shade for text and the lightest for backgrounds to build a cohesive single-hue design system.
Adjacent hues from 318 to 3 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 318 with its complement at 138 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 #FD21BB
Lightness variations at hue 318 and 98% saturation.
CSS Gradients with #FD21BB
Design Use Cases for #FD21BB
High-Impact Accent
With 98% saturation, #FD21BB 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.
Soft Accent & Highlight
With 56% lightness, #FD21BB has a softer, more approachable quality. It works well for hover states, subtle highlights, progress indicators, and secondary UI elements. This lightness range is particularly effective for tag backgrounds and status indicators.
Playfulness & Compassion
#FD21BB is in the pink range (hue 318). 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 #FD21BB (hue 318) to its complement at hue 138. For a subtler effect, try pairing with an analogous color at hue 348. Use CSS: background: linear-gradient(135deg, #fd21bb, #21fd63);
CSS Code for #FD21BB
Similar Colors
Colors visually similar to #FD21BB based on RGB, lightness, and hue variations.
Use This Color in Design Tools
Apply #FD21BB across image editing and color design tools.
About Color #FD21BB (#FD21BB)
#FD21BB is a pink color (colour) with RGB channel values of 253 red, 33 green, and 187 blue. The red channel is dominant by a ratio of 7.7:1 over the weakest channel. In HSL terms, the hue sits at 318 degrees with 98% saturation and 56% lightness, placing it in the warm range of the colour spectrum.
The perceived brightness of #FD21BB is 116/255 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, 87% magenta, 26% yellow, and 1% key (black).
The WCAG contrast ratio of #FD21BB against white is 3.44:1 and against black is 6.11:1. 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 6.11:1.
The complementary colour #21FD63 creates maximum visual tension when paired with #FD21BB. For more harmonious color combinations, use the analogous colours #D121FD and #FD214D, 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 #FD21BB
- 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 #FD21BB?
- #FD21BB is Color #FD21BB, a pink color (colour) with RGB(253, 33, 187), HSL(318, 98%, 56%), and CMYK(0%, 87%, 26%, 1%). Its perceived brightness is 116/255.
- Is #FD21BB accessible for text?
- Against white, #FD21BB has a contrast ratio of 3.44:1 (fails AA for normal text). Against black, it has 6.11:1 (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 #FD21BB?
- The complementary colour is #21FD63 (hue 138). For subtle color combinations, use analogous colours #D121FD and #FD214D. The triadic palette adds #BBFD21 and #21BBFD for vibrant variety.
- How do I use #FD21BB in CSS?
- Use any format: color: #fd21bb; or rgb(253, 33, 187); or hsl(318, 98%, 56%). For CSS custom properties: --color-primary: 318 98% 56%; 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.