#812A33
Closest named color: Red Brown (#8B2E16). oklch(41.8% 0.12 18), rgb(129, 42, 51).
Aa
White text reads best on this color (9.08:1).
About this color
#812A33 is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.120 and its hue 18°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.043 away. White text reads best on it, at 9.08:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.120) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.31:1 |
| White text | 9.08:1 |
Values
| HEX | #812A33 |
| RGB | rgb(129, 42, 51) |
| HSL | hsl(354, 51%, 34%) |
| OKLCH | oklch(41.8% 0.12 18) |
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 #812A33 | 9.08:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #812A33 | 2.31:1 | Fails | Lc 13.9 | Not readable |
| #812A33 text on white | 9.08:1 | AAA | Lc 90.1 | Preferred for body text |
| #812A33 text on black | 2.31:1 | 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
#FCF3F3
oklch(97.1% 0.01 17.3)
-
Step 100
100
#F7E5E5
oklch(93.6% 0.02 17.5)
-
Step 200
200
#F2CFCF
oklch(88.4% 0.039 17.9)
-
Step 300
300
#EAAFB0
oklch(80.9% 0.069 17.6)
-
Step 400
400
#DD8386
oklch(70.7% 0.111 18.1)
-
Step 500
500
#D16168
oklch(63.1% 0.142 18.2)
-
Step 600
600
#BD4450
oklch(55.7% 0.155 18)
-
Step 700
700
#A23440
oklch(49% 0.145 18.1)
-
Step 800
800 (this color)
#812A33
oklch(41.8% 0.12 18)
-
Step 900
900
#6A292E
oklch(37.6% 0.093 18.1)
-
Step 950
950
#3F191B
oklch(27.1% 0.059 18.7)
#812A33 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) | #403D33 | 0.130 |
| Deuteranopia (no green cones) | #564F31 | 0.120 |
| Tritanopia (no blue cones) | #8D182E | 0.031 |
| Achromatopsia (no color) | #484848 | 0.121 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #812A33
#812A33
oklch(41.8% 0.12 18)
- #00585A
#00585A
oklch(41.8% 0.071 197.5)
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 #812A33, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.043
- Red Wine #8C0034 ΔE 0.048
- Brick Red #8F1402 ΔE 0.051
- Wine Red #7B0323 ΔE 0.054
- Auburn #9B2226 ΔE 0.054
- Dark Red #8B0000 ΔE 0.055
- Rust Brown #8B3103 ΔE 0.056
- Brown Red #922B05 ΔE 0.057
Use #812A33 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.