#B4289B
Closest named color: Medium Violet Red (#C71585). oklch(54.2% 0.21 336.6), rgb(180, 40, 155).
Aa
White text reads best on this color (5.64:1).
About this color
#B4289B is a medium-dark, vivid pink. In OKLCH its lightness is 54%, its chroma 0.210 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.052 away. White text reads best on it, at 5.64:1.
| Hue family | Pinks |
| Lightness | medium-dark (54%) |
| Chroma | vivid (0.210) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.71:1 |
| White text | 5.64:1 |
Values
| HEX | #B4289B |
| RGB | rgb(180, 40, 155) |
| HSL | hsl(311, 64%, 43%) |
| OKLCH | oklch(54.2% 0.21 336.6) |
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 #B4289B | 5.64:1 | AA | Lc -82.2 | Fine for body text |
| Black text on #B4289B | 3.71:1 | AA large text | Lc 27.2 | Dividers and decoration only |
| #B4289B text on white | 5.64:1 | AA | Lc 76.9 | Fine for body text |
| #B4289B text on black | 3.71:1 | AA large text | Lc -24.9 | 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
#FBF2F9
oklch(97% 0.013 333)
-
Step 100
100
#F7E3F1
oklch(93.6% 0.028 336.4)
-
Step 200
200
#F1CDE6
oklch(88.6% 0.052 337.2)
-
Step 300
300
#E8A9D7
oklch(80.8% 0.095 336.6)
-
Step 400
400
#DA79C3
oklch(70.7% 0.15 336.6)
-
Step 500
500
#CE51B4
oklch(63.2% 0.193 336.6)
-
Step 600
600 (this color)
#B4289B
oklch(54.2% 0.21 336.6)
-
Step 700
700
#9F1E88
oklch(49.1% 0.195 336.8)
-
Step 800
800
#811D6F
oklch(42.7% 0.161 336.5)
-
Step 900
900
#681F5A
oklch(37.7% 0.127 336.3)
-
Step 950
950
#3D1435
oklch(27% 0.08 335.8)
#B4289B 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) | #2C5A9E | 0.231 |
| Deuteranopia (no green cones) | #5E6F98 | 0.197 |
| Tritanopia (no blue cones) | #BE3260 | 0.102 |
| Achromatopsia (no color) | #676767 | 0.212 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4289B
#B4289B
oklch(54.2% 0.21 336.6)
- #00854F
#00854F
oklch(54.3% 0.13 156.7)
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 #B4289B, closest first.
No curated palette has a color within ΔE 0.04 of #B4289B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.052
- Warm Purple #952E8F ΔE 0.063
- Purpley Pink #C83CB9 ΔE 0.065
- Purply #983FB2 ΔE 0.069
- Pinky Purple #C94CBE ΔE 0.084
- Red Violet #9E0168 ΔE 0.094
- Dark Orchid #9932CC ΔE 0.097
- Light Eggplant #894585 ΔE 0.097
Use #B4289B 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.