#7F331D
Closest named color: Red Brown (#8B2E16). oklch(42.3% 0.111 36.8), rgb(127, 51, 29).
Aa
White text reads best on this color (8.77:1).
About this color
#7F331D is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.111 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.024 away. White text reads best on it, at 8.77:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.111) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.39:1 |
| White text | 8.77:1 |
Values
| HEX | #7F331D |
| RGB | rgb(127, 51, 29) |
| HSL | hsl(13, 63%, 31%) |
| OKLCH | oklch(42.3% 0.111 36.8) |
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 #7F331D | 8.77:1 | AAA | Lc -93.9 | Preferred for body text |
| Black text on #7F331D | 2.39:1 | Fails | Lc 14.6 | Not readable |
| #7F331D text on white | 8.77:1 | AAA | Lc 89.4 | Fine for body text |
| #7F331D text on black | 2.39:1 | Fails | Lc -12.8 | 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
#F6E6E1
oklch(93.6% 0.019 38.1)
-
Step 200
200
#F0D1C9
oklch(88.4% 0.037 34.8)
-
Step 300
300
#E7B3A3
oklch(81% 0.065 37.8)
-
Step 400
400
#D98972
oklch(70.8% 0.104 36.8)
-
Step 500
500
#CC694D
oklch(63.1% 0.132 36.7)
-
Step 600
600
#B84E30
oklch(55.7% 0.145 36.5)
-
Step 700
700
#9E3E22
oklch(49.1% 0.135 36.7)
-
Step 800
800 (this color)
#7F331D
oklch(42.3% 0.111 36.8)
-
Step 900
900
#672E1E
oklch(37.6% 0.086 36.6)
-
Step 950
950
#3D1C12
oklch(27.1% 0.055 37.6)
#7F331D 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) | #48401A | 0.111 |
| Deuteranopia (no green cones) | #5B511B | 0.101 |
| Tritanopia (no blue cones) | #8C222E | 0.048 |
| Achromatopsia (no color) | #4B4B4B | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F331D
#7F331D
oklch(42.3% 0.111 36.8)
- #005869
#005869
oklch(42.4% 0.076 216.8)
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 #7F331D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.024
- Rust Brown #8B3103 ΔE 0.028
- Chestnut #742802 ΔE 0.039
- Brown Red #922B05 ΔE 0.039
- Brick Red #8F1402 ΔE 0.050
- Saddle Brown #8B4513 ΔE 0.055
- Dark Red #8B0000 ΔE 0.061
- Purple Brown #673A3F ΔE 0.061
Use #7F331D 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.