#81211B
Closest named color: Brick Red (#8F1402). oklch(40.3% 0.132 28.2), rgb(129, 33, 27).
Aa
White text reads best on this color (9.69:1).
About this color
#81211B is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.132 and its hue 28°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.031 away. White text reads best on it, at 9.69:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.132) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.16:1 |
| White text | 9.69:1 |
Values
| HEX | #81211B |
| RGB | rgb(129, 33, 27) |
| HSL | hsl(4, 65%, 31%) |
| OKLCH | oklch(40.3% 0.132 28.2) |
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 #81211B | 9.69:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #81211B | 2.16:1 | Fails | Lc 12.6 | Not readable |
| #81211B text on white | 9.69:1 | AAA | Lc 91.3 | Preferred for body text |
| #81211B text on black | 2.16:1 | Fails | Lc -11.0 | 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
#FCF3F2
oklch(97.1% 0.01 25.1)
-
Step 100
100
#F9E5E2
oklch(93.7% 0.022 27.8)
-
Step 200
200
#F4CFC9
oklch(88.4% 0.043 28.8)
-
Step 300
300
#EEAEA5
oklch(80.8% 0.077 27.9)
-
Step 400
400
#E38175
oklch(70.7% 0.123 27.9)
-
Step 500
500
#D85D51
oklch(63.1% 0.157 28)
-
Step 600
600
#C33E34
oklch(55.5% 0.171 28.2)
-
Step 700
700
#A82F27
oklch(49.1% 0.159 28.2)
-
Step 800
800 (this color)
#81211B
oklch(40.3% 0.132 28.2)
-
Step 900
900
#6E2720
oklch(37.7% 0.103 28.5)
-
Step 950
950
#411813
oklch(27.1% 0.065 29.1)
#81211B 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) | #3D3719 | 0.141 |
| Deuteranopia (no green cones) | #554C17 | 0.129 |
| Tritanopia (no blue cones) | #8E0021 | 0.039 |
| Achromatopsia (no color) | #444444 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81211B
#81211B
oklch(40.3% 0.132 28.2)
- #00535C
#00535C
oklch(40.4% 0.069 207.4)
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 #81211B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.031
- Dark Red #8B0000 ΔE 0.033
- Maroon #800000 ΔE 0.035
- Red Brown #8B2E16 ΔE 0.037
- Chestnut #742802 ΔE 0.037
- Wine Red #7B0323 ΔE 0.045
- Rust Brown #8B3103 ΔE 0.047
- Brown Red #922B05 ΔE 0.048
Use #81211B 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.