#813121
Closest named color: Red Brown (#8B2E16). oklch(42.4% 0.114 33.1), rgb(129, 49, 33).
Aa
White text reads best on this color (8.76:1).
About this color
#813121 is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.114 and its hue 33°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.021 away. White text reads best on it, at 8.76:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.114) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.39:1 |
| White text | 8.76:1 |
Values
| HEX | #813121 |
| RGB | rgb(129, 49, 33) |
| HSL | hsl(10, 59%, 32%) |
| OKLCH | oklch(42.4% 0.114 33.1) |
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 #813121 | 8.76:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #813121 | 2.39:1 | Fails | Lc 14.6 | Not readable |
| #813121 text on white | 8.76:1 | AAA | Lc 89.3 | Fine for body text |
| #813121 text on black | 2.39:1 | Fails | Lc -12.9 | 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
#FBF3F2
oklch(97% 0.009 26)
-
Step 100
100
#F6E6E2
oklch(93.7% 0.018 34.3)
-
Step 200
200
#F1D1CA
oklch(88.6% 0.037 32.4)
-
Step 300
300
#E8B2A5
oklch(80.9% 0.066 33.9)
-
Step 400
400
#DB8775
oklch(70.7% 0.107 32.9)
-
Step 500
500
#CF6651
oklch(63.1% 0.138 32.7)
-
Step 600
600
#BA4B35
oklch(55.6% 0.148 33)
-
Step 700
700
#A03B27
oklch(49.1% 0.139 33.1)
-
Step 800
800 (this color)
#813121
oklch(42.4% 0.114 33.1)
-
Step 900
900
#692D20
oklch(37.8% 0.089 33.7)
-
Step 950
950
#3E1B14
oklch(27.1% 0.057 32.6)
#813121 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) | #47401F | 0.117 |
| Deuteranopia (no green cones) | #5B511F | 0.106 |
| Tritanopia (no blue cones) | #8E1F2E | 0.045 |
| Achromatopsia (no color) | #4B4B4B | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #813121
#813121
oklch(42.4% 0.114 33.1)
- #005866
#005866
oklch(42.3% 0.074 213.2)
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 #813121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.021
- Rust Brown #8B3103 ΔE 0.029
- Brown Red #922B05 ΔE 0.037
- Chestnut #742802 ΔE 0.042
- Brick Red #8F1402 ΔE 0.045
- Auburn #9B2226 ΔE 0.056
- Dark Red #8B0000 ΔE 0.056
- Saddle Brown #8B4513 ΔE 0.058
Use #813121 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.