#8B1818
Closest named color: Brick Red (#8F1402). oklch(41.4% 0.15 26.8), rgb(139, 24, 24).
Aa
White text reads best on this color (9.36:1).
About this color
#8B1818 is a dark, vivid red. In OKLCH its lightness is 41%, its chroma 0.150 and its hue 27°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.015 away. White text reads best on it, at 9.36:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.24:1 |
| White text | 9.36:1 |
Values
| HEX | #8B1818 |
| RGB | rgb(139, 24, 24) |
| HSL | hsl(0, 71%, 32%) |
| OKLCH | oklch(41.4% 0.15 26.8) |
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 #8B1818 | 9.36:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #8B1818 | 2.24:1 | Fails | Lc 13.9 | Not readable |
| #8B1818 text on white | 9.36:1 | AAA | Lc 90.1 | Preferred for body text |
| #8B1818 text on black | 2.24:1 | Fails | Lc -12.2 | 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
#FDF3F1
oklch(97.1% 0.011 31.1)
-
Step 100
100
#FBE4E1
oklch(93.7% 0.026 26.5)
-
Step 200
200
#F8CEC8
oklch(88.6% 0.048 27.6)
-
Step 300
300
#F4ABA2
oklch(80.9% 0.088 27)
-
Step 400
400
#EB7B70
oklch(70.7% 0.14 27)
-
Step 500
500
#E1534A
oklch(63.1% 0.179 27)
-
Step 600
600
#CD2E2C
oklch(55.6% 0.196 26.9)
-
Step 700
700
#B11E1F
oklch(49.2% 0.182 26.9)
-
Step 800
800 (this color)
#8B1818
oklch(41.4% 0.15 26.8)
-
Step 900
900
#73201D
oklch(37.6% 0.117 26.5)
-
Step 950
950
#441411
oklch(26.9% 0.075 26.9)
#8B1818 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) | #3D3716 | 0.164 |
| Deuteranopia (no green cones) | #594F12 | 0.148 |
| Tritanopia (no blue cones) | #9A001A | 0.032 |
| Achromatopsia (no color) | #464646 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B1818
#8B1818
oklch(41.4% 0.15 26.8)
- #00565F
#00565F
oklch(41.4% 0.071 207)
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 #8B1818, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.015
- Dark Red #8B0000 ΔE 0.021
- Blood Red #980002 ΔE 0.029
- Deep Red #9A0200 ΔE 0.032
- Red Brown #8B2E16 ΔE 0.035
- Carmine #9D0216 ΔE 0.037
- Maroon #800000 ΔE 0.038
- Brown Red #922B05 ΔE 0.040
Use #8B1818 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.