#7D3121
Closest named color: Red Brown (#8B2E16). oklch(41.8% 0.11 33.5), rgb(125, 49, 33).
Aa
White text reads best on this color (9.00:1).
About this color
#7D3121 is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.110 and its hue 34°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.029 away. White text reads best on it, at 9.00:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #7D3121 |
| RGB | rgb(125, 49, 33) |
| HSL | hsl(10, 58%, 31%) |
| OKLCH | oklch(41.8% 0.11 33.5) |
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 #7D3121 | 9.00:1 | AAA | Lc -94.5 | Preferred for body text |
| Black text on #7D3121 | 2.33:1 | Fails | Lc 14.0 | Not readable |
| #7D3121 text on white | 9.00:1 | AAA | Lc 90.0 | Preferred for body text |
| #7D3121 text on black | 2.33:1 | Fails | Lc -12.2 | 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
#F0D1CA
oklch(88.5% 0.036 32.8)
-
Step 300
300
#E7B2A6
oklch(80.9% 0.065 33)
-
Step 400
400
#D98876
oklch(70.7% 0.104 33.2)
-
Step 500
500
#CC6953
oklch(63.2% 0.13 33.7)
-
Step 600
600
#B74E37
oklch(55.6% 0.142 33.9)
-
Step 700
700
#9E3E2A
oklch(49.2% 0.133 33.5)
-
Step 800
800 (this color)
#7D3121
oklch(41.8% 0.11 33.5)
-
Step 900
900
#672E22
oklch(37.7% 0.085 33.3)
-
Step 950
950
#3D1C14
oklch(27.1% 0.054 34.7)
#7D3121 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) | #463F1F | 0.111 |
| Deuteranopia (no green cones) | #584F1F | 0.102 |
| Tritanopia (no blue cones) | #8A202E | 0.045 |
| Achromatopsia (no color) | #494949 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7D3121
#7D3121
oklch(41.8% 0.11 33.5)
- #005664
#005664
oklch(41.6% 0.073 213.5)
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 #7D3121, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.029
- Rust Brown #8B3103 ΔE 0.035
- Chestnut #742802 ΔE 0.036
- Brown Red #922B05 ΔE 0.044
- Brick Red #8F1402 ΔE 0.049
- Purple Brown #673A3F ΔE 0.056
- Dark Red #8B0000 ΔE 0.058
- Maroon #800000 ΔE 0.062
Use #7D3121 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.