#B63B91
Closest named color: Medium Violet Red (#C71585). oklch(55.7% 0.183 341.9), rgb(182, 59, 145).
Aa
White text reads best on this color (5.21:1).
About this color
#B63B91 is a medium-dark, vivid pink. In OKLCH its lightness is 56%, its chroma 0.183 and its hue 342°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.048 away. White text reads best on it, at 5.21:1.
| Hue family | Pinks |
| Lightness | medium-dark (56%) |
| Chroma | vivid (0.183) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #B63B91 |
| RGB | rgb(182, 59, 145) |
| HSL | hsl(318, 51%, 47%) |
| OKLCH | oklch(55.7% 0.183 341.9) |
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 #B63B91 | 5.21:1 | AA | Lc -80.3 | Fine for body text |
| Black text on #B63B91 | 4.02:1 | AA large text | Lc 29.1 | Dividers and decoration only |
| #B63B91 text on white | 5.21:1 | AA | Lc 75.0 | Content text, not long reading |
| #B63B91 text on black | 4.02:1 | AA large text | Lc -26.8 | 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
#FBF3F7
oklch(97.1% 0.01 345.4)
-
Step 100
100
#F6E4EE
oklch(93.6% 0.024 342.9)
-
Step 200
200
#F0CEE2
oklch(88.6% 0.046 341.9)
-
Step 300
300
#E6ACD0
oklch(80.9% 0.082 341.4)
-
Step 400
400
#D87EB8
oklch(70.8% 0.132 341.8)
-
Step 500
500
#CB59A6
oklch(63.1% 0.169 341.9)
-
Step 600
600 (this color)
#B63B91
oklch(55.7% 0.183 341.9)
-
Step 700
700
#9C2C7B
oklch(49.1% 0.169 342)
-
Step 800
800
#7F2664
oklch(42.7% 0.141 342.1)
-
Step 900
900
#662552
oklch(37.7% 0.109 341.4)
-
Step 950
950
#3C1730
oklch(27% 0.068 341.6)
#B63B91 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) | #456094 | 0.199 |
| Deuteranopia (no green cones) | #6A748E | 0.175 |
| Tritanopia (no blue cones) | #C13C61 | 0.080 |
| Achromatopsia (no color) | #6C6C6C | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B63B91
#B63B91
oklch(55.7% 0.183 341.9)
- #00895D
#00895D
oklch(55.7% 0.122 162)
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 #B63B91, closest first.
No curated palette has a color within ΔE 0.04 of #B63B91.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.048
- Purpley Pink #C83CB9 ΔE 0.069
- Warm Purple #952E8F ΔE 0.074
- Light Plum #9D5783 ΔE 0.075
- Pinky Purple #C94CBE ΔE 0.079
- Dark Pink #CB416B ΔE 0.079
- Purply #983FB2 ΔE 0.080
- Deep Rose #C74767 ΔE 0.086
Use #B63B91 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.