#81210C
Closest named color: Brick Red (#8F1402). oklch(40.2% 0.134 33.5), rgb(129, 33, 12).
Aa
White text reads best on this color (9.73:1).
About this color
#81210C is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.134 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.030 away. White text reads best on it, at 9.73:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.134) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.15:1 |
| White text | 9.73:1 |
Values
| HEX | #81210C |
| RGB | rgb(129, 33, 12) |
| HSL | hsl(11, 83%, 28%) |
| OKLCH | oklch(40.2% 0.134 33.5) |
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 #81210C | 9.73:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #81210C | 2.15:1 | Fails | Lc 12.6 | Not readable |
| #81210C text on white | 9.73:1 | AAA | Lc 91.4 | Preferred for body text |
| #81210C text on black | 2.15:1 | 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 900.
-
Step 50
50
#FEF2F0
oklch(97% 0.013 28.9)
-
Step 100
100
#FDE3DD
oklch(93.5% 0.03 33.1)
-
Step 200
200
#FCCDC1
oklch(88.6% 0.056 34.7)
-
Step 300
300
#FAA996
oklch(80.9% 0.1 33.8)
-
Step 400
400
#F4755A
oklch(70.7% 0.162 33.4)
-
Step 500
500
#EB4824
oklch(63.1% 0.205 33.7)
-
Step 600
600
#CF2D00
oklch(55.6% 0.202 33.6)
-
Step 700
700
#AF2400
oklch(49.1% 0.179 33.5)
-
Step 800
800
#911C00
oklch(42.7% 0.156 33.4)
-
Step 900
900 (this color)
#81210C
oklch(40.2% 0.134 33.5)
-
Step 950
950
#471106
oklch(26.9% 0.085 33.7)
#81210C 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) | #3E3608 | 0.141 |
| Deuteranopia (no green cones) | #564C05 | 0.128 |
| Tritanopia (no blue cones) | #8F001E | 0.045 |
| Achromatopsia (no color) | #444444 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81210C
#81210C
oklch(40.2% 0.134 33.5)
- #00525F
#00525F
oklch(40.3% 0.07 212.9)
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 #81210C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.030
- Chestnut #742802 ΔE 0.030
- Dark Red #8B0000 ΔE 0.032
- Maroon #800000 ΔE 0.034
- Red Brown #8B2E16 ΔE 0.035
- Rust Brown #8B3103 ΔE 0.041
- Brown Red #922B05 ΔE 0.044
- Blood #770001 ΔE 0.047
Use #81210C 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.