#B91B71
Closest named color: Medium Violet Red (#C71585). oklch(52.4% 0.2 354.4), rgb(185, 27, 113).
Aa
White text reads best on this color (6.07:1).
About this color
#B91B71 is a medium-dark, vivid red. In OKLCH its lightness is 52%, its chroma 0.200 and its hue 354°. Its hue sits on the warm side of the wheel. The nearest named color is Medium Violet Red (#C71585), ΔE 0.040 away. White text reads best on it, at 6.07:1.
| Hue family | Reds |
| Lightness | medium-dark (52%) |
| Chroma | vivid (0.200) |
| Temperature | warm |
| Nearest name | Medium Violet Red (#C71585) |
| Black text | 3.45:1 |
| White text | 6.07:1 |
Values
| HEX | #B91B71 |
| RGB | rgb(185, 27, 113) |
| HSL | hsl(327, 75%, 42%) |
| OKLCH | oklch(52.4% 0.2 354.4) |
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 #B91B71 | 6.07:1 | AA | Lc -83.8 | Fine for body text |
| Black text on #B91B71 | 3.45:1 | AA large text | Lc 25.5 | Dividers and decoration only |
| #B91B71 text on white | 6.07:1 | AA | Lc 78.6 | Fine for body text |
| #B91B71 text on black | 3.45:1 | AA large text | Lc -23.2 | 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
#FDF2F6
oklch(97.1% 0.013 353.1)
-
Step 100
100
#F9E3EB
oklch(93.6% 0.026 353.5)
-
Step 200
200
#F5CCDB
oklch(88.5% 0.05 354.2)
-
Step 300
300
#F0A9C4
oklch(81% 0.09 354.8)
-
Step 400
400
#E477A6
oklch(70.6% 0.144 354.2)
-
Step 500
500
#D94F90
oklch(63.1% 0.183 354.5)
-
Step 600
600 (this color)
#B91B71
oklch(52.4% 0.2 354.4)
-
Step 700
700
#A91967
oklch(49.1% 0.186 354.4)
-
Step 800
800
#891A54
oklch(42.6% 0.154 354.3)
-
Step 900
900
#6F1E45
oklch(37.8% 0.12 354.9)
-
Step 950
950
#411329
oklch(27% 0.076 353.7)
#B91B71 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) | #405073 | 0.228 |
| Deuteranopia (no green cones) | #6C6C6E | 0.199 |
| Tritanopia (no blue cones) | #C80045 | 0.071 |
| Achromatopsia (no color) | #626262 | 0.202 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B91B71
#B91B71
oklch(52.4% 0.2 354.4)
- #007C66
#007C66
oklch(52.3% 0.099 174.5)
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 #B91B71, closest first.
No curated palette has a color within ΔE 0.04 of #B91B71.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Violet Red #C71585 ΔE 0.040
- Violet Red #A50055 ΔE 0.061
- Raspberry #B00149 ΔE 0.062
- Deep Magenta #A0025C ΔE 0.064
- Red Violet #9E0168 ΔE 0.065
- Dark Hot Pink #D90166 ΔE 0.066
- Dark Fuchsia #9D0759 ΔE 0.071
- Ruby #CA0147 ΔE 0.071
Use #B91B71 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.