#9B0B28
Closest named color: Carmine (#9D0216). oklch(44.1% 0.171 19.9), rgb(155, 11, 40).
Aa
White text reads best on this color (8.49:1).
About this color
#9B0B28 is a dark, vivid red. In OKLCH its lightness is 44%, its chroma 0.171 and its hue 20°. Its hue sits on the warm side of the wheel. The nearest named color is Carmine (#9D0216), ΔE 0.018 away. White text reads best on it, at 8.49:1.
| Hue family | Reds |
| Lightness | dark (44%) |
| Chroma | vivid (0.171) |
| Temperature | warm |
| Nearest name | Carmine (#9D0216) |
| Black text | 2.47:1 |
| White text | 8.49:1 |
Values
| HEX | #9B0B28 |
| RGB | rgb(155, 11, 40) |
| HSL | hsl(348, 87%, 33%) |
| OKLCH | oklch(44.1% 0.171 19.9) |
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 #9B0B28 | 8.49:1 | AAA | Lc -91.9 | Preferred for body text |
| Black text on #9B0B28 | 2.47:1 | Fails | Lc 16.8 | Dividers and decoration only |
| #9B0B28 text on white | 8.49:1 | AAA | Lc 87.2 | Fine for body text |
| #9B0B28 text on black | 2.47:1 | Fails | Lc -14.9 | Not readable |
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 800.
-
Step 50
50
#FEF2F2
oklch(97.1% 0.013 17.4)
-
Step 100
100
#FDE3E2
oklch(93.7% 0.029 20.3)
-
Step 200
200
#FCCBCA
oklch(88.4% 0.056 19.6)
-
Step 300
300
#FBA7A6
oklch(81% 0.1 20.2)
-
Step 400
400
#F47276
oklch(70.7% 0.16 20.2)
-
Step 500
500
#EB4253
oklch(63.1% 0.204 20)
-
Step 600
600
#D60438
oklch(55.5% 0.222 19.9)
-
Step 700
700
#B6002E
oklch(49.1% 0.197 19.8)
-
Step 800
800 (this color)
#9B0B28
oklch(44.1% 0.171 19.9)
-
Step 900
900
#791522
oklch(37.8% 0.133 20.1)
-
Step 950
950
#470F14
oklch(26.9% 0.085 20.1)
#9B0B28 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) | #3F3A28 | 0.189 |
| Deuteranopia (no green cones) | #615723 | 0.173 |
| Tritanopia (no blue cones) | #AB001A | 0.036 |
| Achromatopsia (no color) | #4D4D4D | 0.172 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B0B28
#9B0B28
oklch(44.1% 0.171 19.9)
- #005F63
#005F63
oklch(44.1% 0.075 199.8)
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 #9B0B28, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carmine #9D0216 ΔE 0.018
- Auburn #9B2226 ΔE 0.024
- Cranberry #9E003A ΔE 0.027
- Deep Red #9A0200 ΔE 0.031
- Blood Red #980002 ΔE 0.031
- Rouge #AB1239 ΔE 0.041
- Brick Red #8F1402 ΔE 0.042
- Red Wine #8C0034 ΔE 0.042
Use #9B0B28 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.