#812603
Closest named color: Chestnut (#742802). oklch(40.7% 0.131 37.8), rgb(129, 38, 3).
Aa
White text reads best on this color (9.49:1).
About this color
#812603 is a dark, moderately saturated red. In OKLCH its lightness is 41%, its chroma 0.131 and its hue 38°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.027 away. White text reads best on it, at 9.49:1.
| Hue family | Reds |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.131) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.21:1 |
| White text | 9.49:1 |
Values
| HEX | #812603 |
| RGB | rgb(129, 38, 3) |
| HSL | hsl(17, 95%, 26%) |
| OKLCH | oklch(40.7% 0.131 37.8) |
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 #812603 | 9.49:1 | AAA | Lc -95.3 | Preferred for body text |
| Black text on #812603 | 2.21:1 | Fails | Lc 13.1 | Not readable |
| #812603 text on white | 9.49:1 | AAA | Lc 90.9 | Preferred for body text |
| #812603 text on black | 2.21:1 | Fails | Lc -11.4 | 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
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F3D0C5
oklch(88.4% 0.042 38.2)
-
Step 300
300
#EDB09D
oklch(80.9% 0.077 38)
-
Step 400
400
#E18467
oklch(70.7% 0.122 38.1)
-
Step 500
500
#D6613C
oklch(63.1% 0.157 38)
-
Step 600
600
#C24316
oklch(55.6% 0.171 37.7)
-
Step 700
700
#A73405
oklch(49.2% 0.158 37.9)
-
Step 800
800 (this color)
#812603
oklch(40.7% 0.131 37.8)
-
Step 900
900
#6D2914
oklch(37.7% 0.102 37.4)
-
Step 950
950
#40190D
oklch(27% 0.065 37.7)
#812603 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) | #413900 | 0.134 |
| Deuteranopia (no green cones) | #584D00 | 0.119 |
| Tritanopia (no blue cones) | #8F0320 | 0.054 |
| Achromatopsia (no color) | #464646 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #812603
#812603
oklch(40.7% 0.131 37.8)
- #005364
#005364
oklch(40.8% 0.073 217.8)
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 #812603, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.027
- Red Brown #8B2E16 ΔE 0.030
- Rust Brown #8B3103 ΔE 0.033
- Brick Red #8F1402 ΔE 0.034
- Brown Red #922B05 ΔE 0.039
- Dark Red #8B0000 ΔE 0.040
- Maroon #800000 ΔE 0.044
- Blood Red #980002 ΔE 0.053
Use #812603 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.