#7C311D
Closest named color: Red Brown (#8B2E16). oklch(41.5% 0.11 35.9), rgb(124, 49, 29).
Aa
White text reads best on this color (9.07:1).
About this color
#7C311D is a dark, moderately saturated red. In OKLCH its lightness is 42%, its chroma 0.110 and its hue 36°. Its hue sits on the warm side of the wheel. The nearest named color is Red Brown (#8B2E16), ΔE 0.030 away. White text reads best on it, at 9.07:1.
| Hue family | Reds |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.110) |
| Temperature | warm |
| Nearest name | Red Brown (#8B2E16) |
| Black text | 2.31:1 |
| White text | 9.07:1 |
Values
| HEX | #7C311D |
| RGB | rgb(124, 49, 29) |
| HSL | hsl(13, 62%, 30%) |
| OKLCH | oklch(41.5% 0.11 35.9) |
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 #7C311D | 9.07:1 | AAA | Lc -94.7 | Preferred for body text |
| Black text on #7C311D | 2.31:1 | Fails | Lc 13.7 | Not readable |
| #7C311D text on white | 9.07:1 | AAA | Lc 90.2 | Preferred for body text |
| #7C311D text on black | 2.31:1 | Fails | Lc -12.1 | 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
#EFD1C9
oklch(88.4% 0.036 35.3)
-
Step 300
300
#E7B3A4
oklch(81% 0.065 36.7)
-
Step 400
400
#D88974
oklch(70.7% 0.102 35.6)
-
Step 500
500
#CC694F
oklch(63.1% 0.132 35.7)
-
Step 600
600
#B74E33
oklch(55.6% 0.143 35.5)
-
Step 700
700
#9D3F25
oklch(49.1% 0.132 36.2)
-
Step 800
800 (this color)
#7C311D
oklch(41.5% 0.11 35.9)
-
Step 900
900
#672F20
oklch(37.8% 0.085 36)
-
Step 950
950
#3D1C13
oklch(27.1% 0.054 36.2)
#7C311D 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) | #463E1B | 0.109 |
| Deuteranopia (no green cones) | #584F1B | 0.101 |
| Tritanopia (no blue cones) | #89202D | 0.047 |
| Achromatopsia (no color) | #484848 | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C311D
#7C311D
oklch(41.5% 0.11 35.9)
- #005565
#005565
oklch(41.4% 0.074 216.2)
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 #7C311D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Red Brown #8B2E16 ΔE 0.030
- Chestnut #742802 ΔE 0.032
- Rust Brown #8B3103 ΔE 0.035
- Brown Red #922B05 ΔE 0.045
- Brick Red #8F1402 ΔE 0.050
- Purple Brown #673A3F ΔE 0.057
- Dark Red #8B0000 ΔE 0.059
- Maroon #800000 ΔE 0.061
Use #7C311D 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.