#812121
Closest named color: Brick Red (#8F1402). oklch(40.4% 0.131 25.2), rgb(129, 33, 33).
Aa
White text reads best on this color (9.66:1).
About this color
#812121 is a dark, moderately saturated red. In OKLCH its lightness is 40%, its chroma 0.131 and its hue 25°. Its hue sits on the warm side of the wheel. The nearest named color is Brick Red (#8F1402), ΔE 0.035 away. White text reads best on it, at 9.66:1.
| Hue family | Reds |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Brick Red (#8F1402) |
| Black text | 2.17:1 |
| White text | 9.66:1 |
Values
| HEX | #812121 |
| RGB | rgb(129, 33, 33) |
| HSL | hsl(0, 59%, 32%) |
| OKLCH | oklch(40.4% 0.131 25.2) |
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 #812121 | 9.66:1 | AAA | Lc -95.6 | Preferred for body text |
| Black text on #812121 | 2.17:1 | Fails | Lc 12.7 | Not readable |
| #812121 text on white | 9.66:1 | AAA | Lc 91.3 | Preferred for body text |
| #812121 text on black | 2.17:1 | Fails | Lc -11.1 | 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
#F4CFCB
oklch(88.5% 0.042 25.3)
-
Step 300
300
#EEAEA8
oklch(80.9% 0.076 24.9)
-
Step 400
400
#E38179
oklch(70.8% 0.122 25.5)
-
Step 500
500
#D85D57
oklch(63.2% 0.156 25.3)
-
Step 600
600
#C33E3C
oklch(55.6% 0.17 25.3)
-
Step 700
700
#A82E2E
oklch(49% 0.159 25.2)
-
Step 800
800 (this color)
#812121
oklch(40.4% 0.131 25.2)
-
Step 900
900
#6E2724
oklch(37.8% 0.102 25.6)
-
Step 950
950
#411816
oklch(27.1% 0.064 25.1)
#812121 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) | #3D3720 | 0.141 |
| Deuteranopia (no green cones) | #554C1E | 0.129 |
| Tritanopia (no blue cones) | #8E0022 | 0.037 |
| Achromatopsia (no color) | #444444 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #812121
#812121
oklch(40.4% 0.131 25.2)
- #00535B
#00535B
oklch(40.4% 0.069 206)
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 #812121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Brick Red #8F1402 ΔE 0.035
- Dark Red #8B0000 ΔE 0.035
- Maroon #800000 ΔE 0.038
- Red Brown #8B2E16 ΔE 0.039
- Wine Red #7B0323 ΔE 0.042
- Chestnut #742802 ΔE 0.042
- Red Wine #8C0034 ΔE 0.049
- Blood #770001 ΔE 0.050
Use #812121 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.