#7A310B
Closest named color: Chestnut (#742802). oklch(41% 0.112 43.5), rgb(122, 49, 11).
Aa
White text reads best on this color (9.24:1).
About this color
#7A310B is a dark, moderately saturated brown. In OKLCH its lightness is 41%, its chroma 0.112 and its hue 43°. Its hue sits on the warm side of the wheel. The nearest named color is Chestnut (#742802), ΔE 0.025 away. White text reads best on it, at 9.24:1.
| Hue family | Browns |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.112) |
| Temperature | warm |
| Nearest name | Chestnut (#742802) |
| Black text | 2.27:1 |
| White text | 9.24:1 |
Values
| HEX | #7A310B |
| RGB | rgb(122, 49, 11) |
| HSL | hsl(21, 83%, 26%) |
| OKLCH | oklch(41% 0.112 43.5) |
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 #7A310B | 9.24:1 | AAA | Lc -95.0 | Preferred for body text |
| Black text on #7A310B | 2.27:1 | Fails | Lc 13.3 | Not readable |
| #7A310B text on white | 9.24:1 | AAA | Lc 90.6 | Preferred for body text |
| #7A310B text on black | 2.27:1 | Fails | Lc -11.7 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F6E6E0
oklch(93.6% 0.019 41.8)
-
Step 200
200
#EFD2C6
oklch(88.5% 0.037 43.8)
-
Step 300
300
#E6B49F
oklch(81% 0.065 43.9)
-
Step 400
400
#D78B6A
oklch(70.7% 0.104 44.1)
-
Step 500
500
#CB6B41
oklch(63.1% 0.134 43.3)
-
Step 600
600
#B6501E
oklch(55.5% 0.146 43.4)
-
Step 700
700
#9D4010
oklch(49.1% 0.136 43.1)
-
Step 800
800 (this color)
#7A310B
oklch(41% 0.112 43.5)
-
Step 900
900
#673017
oklch(37.8% 0.087 43.5)
-
Step 950
950
#3C1C0E
oklch(26.9% 0.055 43.5)
#7A310B 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) | #463D04 | 0.107 |
| Deuteranopia (no green cones) | #584E07 | 0.097 |
| Tritanopia (no blue cones) | #871F2A | 0.057 |
| Achromatopsia (no color) | #474747 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7A310B
#7A310B
oklch(41% 0.112 43.5)
- #005369
#005369
oklch(41.1% 0.077 223.5)
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 #7A310B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chestnut #742802 ΔE 0.025
- Rust Brown #8B3103 ΔE 0.035
- Red Brown #8B2E16 ΔE 0.037
- Brown Red #922B05 ΔE 0.049
- Brick Red #8F1402 ΔE 0.055
- Saddle Brown #8B4513 ΔE 0.062
- Dark Red #8B0000 ΔE 0.063
- Maroon #800000 ΔE 0.063
Use #7A310B 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.