#C63B91
Closest named color: Medium Violet Red (#C71585). oklch(58.2% 0.194 346.8), rgb(198, 59, 145).
Aa
White text reads best on this color (4.73:1).
About this color
#C63B91 is a medium-dark, vivid red. In OKLCH its lightness is 58%, its chroma 0.194 and its hue 347°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.041 away. White text reads best on it, at 4.73:1.
| Hue family | Reds |
| Lightness | medium-dark (58%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.43:1 |
| White text | 4.73:1 |
Values
| HEX | #C63B91 |
| RGB | rgb(198, 59, 145) |
| HSL | hsl(323, 55%, 50%) |
| OKLCH | oklch(58.2% 0.194 346.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #C63B91 | 4.73:1 | AA | Lc -77.3 | Fine for body text |
| Black text on #C63B91 | 4.43:1 | AA large text | Lc 32.3 | Non-text elements, placeholder text |
| #C63B91 text on white | 4.73:1 | AA | Lc 71.8 | Content text, not long reading |
| #C63B91 text on black | 4.43:1 | AA large text | Lc -29.9 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 600.
-
Step 50
50
#FCF2F7
oklch(97% 0.013 345.5)
-
Step 100
100
#F8E3ED
oklch(93.6% 0.026 347.1)
-
Step 200
200
#F2CDDF
oklch(88.5% 0.048 347.2)
-
Step 300
300
#EBAACC
oklch(80.9% 0.087 346.5)
-
Step 400
400
#DE7AB2
oklch(70.7% 0.14 346.6)
-
Step 500
500
#D2539E
oklch(63% 0.179 347)
-
Step 600
600 (this color)
#C63B91
oklch(58.2% 0.194 346.8)
-
Step 700
700
#A32274
oklch(49.1% 0.181 347.1)
-
Step 800
800
#84205F
oklch(42.7% 0.149 346.6)
-
Step 900
900
#6B214E
oklch(37.8% 0.117 346.7)
-
Step 950
950
#3F152D
oklch(27.1% 0.073 347.7)
#C63B91 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #4D6493 | 0.215 |
| Deuteranopia (no green cones) | #767C8E | 0.189 |
| Tritanopia (no blue cones) | #D43761 | 0.078 |
| Achromatopsia (no color) | #737373 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C63B91
#C63B91
oklch(58.2% 0.194 346.8)
- #00916B
#00916B
oklch(58.2% 0.12 166.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #C63B91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.041
- Purpley Pink #C83CB9 ΔE 0.062
- Dark Pink #CB416B ΔE 0.064
- Pinky Purple #C94CBE ΔE 0.069
- Deep Rose #C74767 ΔE 0.074
- Dark Hot Pink #D90166 ΔE 0.075
- Cerise #DE0C62 ΔE 0.083
- Light Plum #9D5783 ΔE 0.092
Use #C63B91 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.