#B91858
Closest named color: Raspberry (#B00149). oklch(51.4% 0.194 5.1), rgb(185, 24, 88).
Aa
White text reads best on this color (6.29:1).
About this color
#B91858 is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.194 and its hue 5°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.031 away. White text reads best on it, at 6.29:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.194) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.33:1 |
| White text | 6.29:1 |
Values
| HEX | #B91858 |
| RGB | rgb(185, 24, 88) |
| HSL | hsl(336, 77%, 41%) |
| OKLCH | oklch(51.4% 0.194 5.1) |
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 #B91858 | 6.29:1 | AA | Lc -84.7 | Fine for body text |
| Black text on #B91858 | 3.33:1 | AA large text | Lc 24.6 | Dividers and decoration only |
| #B91858 text on white | 6.29:1 | AA | Lc 79.5 | Fine for body text |
| #B91858 text on black | 3.33:1 | AA large text | Lc -22.3 | 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 700.
-
Step 50
50
#FEF2F4
oklch(97.1% 0.013 5.8)
-
Step 100
100
#FBE3E7
oklch(93.6% 0.027 6.2)
-
Step 200
200
#F9CBD4
oklch(88.4% 0.053 5.1)
-
Step 300
300
#F5A7B8
oklch(80.8% 0.094 5.1)
-
Step 400
400
#EC7494
oklch(70.7% 0.151 4.9)
-
Step 500
500
#E2497A
oklch(63.2% 0.192 5)
-
Step 600
600
#CD1D63
oklch(55.6% 0.209 4.9)
-
Step 700
700 (this color)
#B91858
oklch(51.4% 0.194 5.1)
-
Step 800
800
#901143
oklch(42.8% 0.161 5.2)
-
Step 900
900
#731A38
oklch(37.6% 0.124 5.3)
-
Step 950
950
#441121
oklch(26.9% 0.079 5)
#B91858 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) | #474C59 | 0.220 |
| Deuteranopia (no green cones) | #716B54 | 0.198 |
| Tritanopia (no blue cones) | #CA0037 | 0.055 |
| Achromatopsia (no color) | #606060 | 0.196 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B91858
#B91858
oklch(51.4% 0.194 5.1)
- #00786E
#00786E
oklch(51.5% 0.091 184.8)
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 #B91858, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.031
- Rose Red #BE013C ΔE 0.039
- Ruby #CA0147 ΔE 0.041
- Violet Red #A50055 ΔE 0.050
- Rouge #AB1239 ΔE 0.052
- Lipstick Red #C0022F ΔE 0.055
- Light Burgundy #A8415B ΔE 0.058
- Lipstick #D5174E ΔE 0.061
Use #B91858 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.