#9E180B
Closest named color: Burnt Red (#9F2305). oklch(45% 0.17 30.2), rgb(158, 24, 11).
Aa
White text reads best on this color (8.11:1).
About this color
#9E180B is a medium-dark, vivid red. In OKLCH its lightness is 45%, its chroma 0.170 and its hue 30°. Its hue sits on the warm side of the wheel. The nearest named color is Burnt Red (#9F2305), ΔE 0.015 away. White text reads best on it, at 8.11:1.
| Hue family | Reds |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.170) |
| Temperature | warm |
| Nearest name | Burnt Red (#9F2305) |
| Black text | 2.58:1 |
| White text | 8.11:1 |
Values
| HEX | #9E180B |
| RGB | rgb(158, 24, 11) |
| HSL | hsl(5, 87%, 33%) |
| OKLCH | oklch(45% 0.17 30.2) |
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 #9E180B | 8.11:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #9E180B | 2.58:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #9E180B text on white | 8.11:1 | AAA | Lc 86.3 | Fine for body text |
| #9E180B text on black | 2.58:1 | Fails | Lc -15.8 | 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 800.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DF
oklch(93.6% 0.029 28.1)
-
Step 200
200
#FCCCC4
oklch(88.5% 0.056 29.2)
-
Step 300
300
#FAA99A
oklch(81% 0.099 30.9)
-
Step 400
400
#F37562
oklch(70.7% 0.159 30.3)
-
Step 500
500
#EB4835
oklch(63.2% 0.203 30.2)
-
Step 600
600
#D61502
oklch(55.6% 0.22 30.2)
-
Step 700
700
#B60E00
oklch(49.2% 0.196 30.2)
-
Step 800
800 (this color)
#9E180B
oklch(45% 0.17 30.2)
-
Step 900
900
#78180E
oklch(37.6% 0.132 30.2)
-
Step 950
950
#47110A
oklch(27% 0.084 30.6)
#9E180B 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) | #463D06 | 0.183 |
| Deuteranopia (no green cones) | #665A00 | 0.165 |
| Tritanopia (no blue cones) | #AF0018 | 0.037 |
| Achromatopsia (no color) | #505050 | 0.171 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9E180B
#9E180B
oklch(45% 0.17 30.2)
- #00616D
#00616D
oklch(45.1% 0.078 209.4)
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 #9E180B, closest first.
No curated palette has a color within ΔE 0.04 of #9E180B.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Burnt Red #9F2305 ΔE 0.015
- Deep Red #9A0200 ΔE 0.020
- Carmine #9D0216 ΔE 0.020
- Auburn #9B2226 ΔE 0.021
- Blood Red #980002 ΔE 0.024
- Brown Red #922B05 ΔE 0.032
- Brick Red #8F1402 ΔE 0.034
- Brown #A52A2A ΔE 0.035
Use #9E180B 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.