#B9145B
Closest named color: Raspberry (#B00149). oklch(51.3% 0.197 3.5), rgb(185, 20, 91).
Aa
White text reads best on this color (6.33:1).
About this color
#B9145B is a medium-dark, vivid red. In OKLCH its lightness is 51%, its chroma 0.197 and its hue 3°. Its hue sits on the warm side of the wheel. The nearest named color is Raspberry (#B00149), ΔE 0.033 away. White text reads best on it, at 6.33:1.
| Hue family | Reds |
| Lightness | medium-dark (51%) |
| Chroma | vivid (0.197) |
| Temperature | warm |
| Nearest name | Raspberry (#B00149) |
| Black text | 3.31:1 |
| White text | 6.33:1 |
Values
| HEX | #B9145B |
| RGB | rgb(185, 20, 91) |
| HSL | hsl(334, 80%, 40%) |
| OKLCH | oklch(51.3% 0.197 3.5) |
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 #B9145B | 6.33:1 | AA | Lc -84.8 | Fine for body text |
| Black text on #B9145B | 3.31:1 | AA large text | Lc 24.5 | Dividers and decoration only |
| #B9145B text on white | 6.33:1 | AA | Lc 79.6 | Fine for body text |
| #B9145B text on black | 3.31:1 | 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
#FBE3E8
oklch(93.7% 0.027 3.4)
-
Step 200
200
#F9CBD5
oklch(88.5% 0.053 3.6)
-
Step 300
300
#F5A7BA
oklch(80.9% 0.095 3.5)
-
Step 400
400
#EC7496
oklch(70.7% 0.151 3.8)
-
Step 500
500
#E2477D
oklch(63% 0.195 3.4)
-
Step 600
600
#CD1A66
oklch(55.5% 0.211 3.5)
-
Step 700
700 (this color)
#B9145B
oklch(51.3% 0.197 3.5)
-
Step 800
800
#900E46
oklch(42.7% 0.163 3.2)
-
Step 900
900
#74193A
oklch(37.8% 0.127 3.9)
-
Step 950
950
#441122
oklch(27% 0.08 3.7)
#B9145B 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) | #454C5C | 0.224 |
| Deuteranopia (no green cones) | #6F6A57 | 0.200 |
| Tritanopia (no blue cones) | #CA0038 | 0.059 |
| Achromatopsia (no color) | #606060 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9145B
#B9145B
oklch(51.3% 0.197 3.5)
- #00786C
#00786C
oklch(51.4% 0.092 182.9)
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 #B9145B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Raspberry #B00149 ΔE 0.033
- Rose Red #BE013C ΔE 0.044
- Ruby #CA0147 ΔE 0.045
- Violet Red #A50055 ΔE 0.048
- Rouge #AB1239 ΔE 0.056
- Deep Magenta #A0025C ΔE 0.059
- Lipstick Red #C0022F ΔE 0.060
- Light Burgundy #A8415B ΔE 0.062
Use #B9145B 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.