#81210E
Closest named color: Brick Red (#8F1402). oklch(40.2% 0.134 33), rgb(129, 33, 14).
Aa
White text reads best on this color (9.73:1).
About this color
#81210E is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.134 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.029 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 | #81210E |
| RGB | rgb(129, 33, 14) |
| HSL | hsl(10, 80%, 28%) |
| OKLCH | oklch(40.2% 0.134 33) |
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 #81210E | 9.73:1 | AAA | Lc -95.7 | Preferred for body text |
| Black text on #81210E | 2.15:1 | Fails | Lc 12.6 | Not readable |
| #81210E text on white | 9.73:1 | AAA | Lc 91.4 | Preferred for body text |
| #81210E 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 800.
-
Step 50
50
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F9E5E0
oklch(93.7% 0.023 34.3)
-
Step 200
200
#F4CFC7
oklch(88.4% 0.043 32.2)
-
Step 300
300
#EFAFA0
oklch(81% 0.079 33.6)
-
Step 400
400
#E3826D
oklch(70.7% 0.124 33.2)
-
Step 500
500
#D95E45
oklch(63.2% 0.16 33.2)
-
Step 600
600
#C43F25
oklch(55.6% 0.174 33)
-
Step 700
700
#A92F17
oklch(49.1% 0.162 33)
-
Step 800
800 (this color)
#81210E
oklch(40.2% 0.134 33)
-
Step 900
900
#6E2719
oklch(37.6% 0.104 33)
-
Step 950
950
#411810
oklch(27% 0.066 32.7)
#81210E 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) | #3E360A | 0.141 |
| Deuteranopia (no green cones) | #564C08 | 0.128 |
| Tritanopia (no blue cones) | #8F001E | 0.044 |
| Achromatopsia (no color) | #444444 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81210E
#81210E
oklch(40.2% 0.134 33)
- #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 #81210E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.029
- Chestnut #742802 ΔE 0.031
- Dark Red #8B0000 ΔE 0.032
- Maroon #800000 ΔE 0.034
- Red Brown #8B2E16 ΔE 0.035
- Rust Brown #8B3103 ΔE 0.042
- Brown Red #922B05 ΔE 0.044
- Blood #770001 ΔE 0.047
Use #81210E 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.