#7A2803
Closest named color: Chestnut (#742802). oklch(39.7% 0.122 40), rgb(122, 40, 3).
Aa
White text reads best on this color (9.84:1).
About this color
#7A2803 is a dark, moderately saturated brown. In OKLCH its lightness is 40%, its chroma 0.122 and its hue 40°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.013 away. White text reads best on it, at 9.84:1.
| Hue family | Browns |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.122) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.13:1 |
| White text | 9.84:1 |
Values
| HEX | #7A2803 |
| RGB | rgb(122, 40, 3) |
| HSL | hsl(19, 95%, 25%) |
| OKLCH | oklch(39.7% 0.122 40) |
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 #7A2803 | 9.84:1 | AAA | Lc -96.2 | Preferred for body text |
| Black text on #7A2803 | 2.13:1 | Fails | Lc 12.0 | Not readable |
| #7A2803 text on white | 9.84:1 | AAA | Lc 91.9 | Preferred for body text |
| #7A2803 text on black | 2.13:1 | Fails | Lc -10.5 | 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 900.
-
Step 50
50
#FDF3EF
oklch(97.1% 0.012 43.3)
-
Step 100
100
#FBE4DD
oklch(93.6% 0.027 37.6)
-
Step 200
200
#F8CFC0
oklch(88.6% 0.051 41.1)
-
Step 300
300
#F4AD94
oklch(80.9% 0.091 40.2)
-
Step 400
400
#EC7D56
oklch(70.7% 0.147 39.8)
-
Step 500
500
#E25619
oklch(63.1% 0.187 40.1)
-
Step 600
600
#C34300
oklch(55.7% 0.174 40.1)
-
Step 700
700
#A53700
oklch(49.2% 0.154 40)
-
Step 800
800
#882C00
oklch(42.7% 0.134 40.1)
-
Step 900
900 (this color)
#7A2803
oklch(39.7% 0.122 40)
-
Step 950
950
#441504
oklch(26.9% 0.078 39.6)
#7A2803 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) | #403800 | 0.121 |
| Deuteranopia (no green cones) | #544A00 | 0.109 |
| Tritanopia (no blue cones) | #870F22 | 0.054 |
| Achromatopsia (no color) | #434343 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A2803
#7A2803
oklch(39.7% 0.122 40)
- #004F62
#004F62
oklch(39.6% 0.073 221.1)
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 #7A2803, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.013
- Red Brown #8B2E16 ΔE 0.042
- Rust Brown #8B3103 ΔE 0.043
- Maroon #800000 ΔE 0.046
- Brick Red #8F1402 ΔE 0.047
- Dark Red #8B0000 ΔE 0.050
- Brown Red #922B05 ΔE 0.053
- Reddy Brown #6E1005 ΔE 0.053
Use #7A2803 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.