#9B0018
Closest named color: Carmine (#9D0216). oklch(43.5% 0.176 24.5), rgb(155, 0, 24).
Aa
White text reads best on this color (8.72:1).
About this color
#9B0018 is a dark, vivid red. In OKLCH its lightness is 43%, its chroma 0.176 and its hue 24°. Its hue sits on the warm side of the wheel. The nearest named color is Carmine (#9D0216), ΔE 0.005 away. White text reads best on it, at 8.72:1.
| Hue family | Reds |
| Lightness | dark (43%) |
| Chroma | vivid (0.176) |
| Temperature | warm |
| Nearest name | Carmine (#9D0216) |
| Black text | 2.40:1 |
| White text | 8.72:1 |
Values
| HEX | #9B0018 |
| RGB | rgb(155, 0, 24) |
| HSL | hsl(351, 100%, 30%) |
| OKLCH | oklch(43.5% 0.176 24.5) |
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 #9B0018 | 8.72:1 | AAA | Lc -92.1 | Preferred for body text |
| Black text on #9B0018 | 2.40:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #9B0018 text on white | 8.72:1 | AAA | Lc 87.4 | Fine for body text |
| #9B0018 text on black | 2.40:1 | Fails | Lc -14.7 | 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
#FFF2F1
oklch(97.1% 0.014 22.8)
-
Step 100
100
#FDE3E0
oklch(93.6% 0.029 25.6)
-
Step 200
200
#FDCBC7
oklch(88.5% 0.057 23.6)
-
Step 300
300
#FCA6A0
oklch(80.8% 0.103 24)
-
Step 400
400
#F6716C
oklch(70.7% 0.165 24.3)
-
Step 500
500
#EE4044
oklch(63.2% 0.21 24.5)
-
Step 600
600
#D80026
oklch(55.6% 0.225 24.4)
-
Step 700
700
#B7001E
oklch(49.1% 0.199 24.5)
-
Step 800
800 (this color)
#9B0018
oklch(43.5% 0.176 24.5)
-
Step 900
900
#7A1319
oklch(37.7% 0.137 24.4)
-
Step 950
950
#480F0F
oklch(27% 0.086 25.1)
#9B0018 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) | #3E3717 | 0.195 |
| Deuteranopia (no green cones) | #61560F | 0.176 |
| Tritanopia (no blue cones) | #AC000E | 0.038 |
| Achromatopsia (no color) | #4B4B4B | 0.177 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9B0018
#9B0018
oklch(43.5% 0.176 24.5)
- #005C64
#005C64
oklch(43.3% 0.074 205.1)
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 #9B0018, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carmine #9D0216 ΔE 0.005
- Deep Red #9A0200 ΔE 0.016
- Blood Red #980002 ΔE 0.016
- Auburn #9B2226 ΔE 0.028
- Brick Red #8F1402 ΔE 0.032
- Burnt Red #9F2305 ΔE 0.039
- Dark Red #8B0000 ΔE 0.039
- Cranberry #9E003A ΔE 0.042
Use #9B0018 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.