#5B2715
Closest named color: Reddy Brown (#6E1005). oklch(34.3% 0.082 39.3), rgb(91, 39, 21).
Aa
White text reads best on this color (12.02:1).
About this color
#5B2715 is a dark, moderately saturated red. In OKLCH its lightness is 34%, its chroma 0.082 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.050 away. White text reads best on it, at 12.02:1.
| Hue family | Reds |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.082) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.74:1 |
| White text | 12.02:1 |
Values
| HEX | #5B2715 |
| RGB | rgb(91, 39, 21) |
| HSL | hsl(15, 63%, 22%) |
| OKLCH | oklch(34.3% 0.082 39.3) |
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 #5B2715 | 12.02:1 | AAA | Lc -100.7 | Preferred for body text |
| Black text on #5B2715 | 1.74:1 | Fails | Lc 0.0 | Not readable |
| #5B2715 text on white | 12.02:1 | AAA | Lc 97.1 | Preferred for body text |
| #5B2715 text on black | 1.74:1 | Fails | Lc 0.0 | 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
#FBF4F1
oklch(97.2% 0.009 44.9)
-
Step 100
100
#F5E6E1
oklch(93.5% 0.018 39.4)
-
Step 200
200
#EED2C9
oklch(88.5% 0.034 38.6)
-
Step 300
300
#E5B4A4
oklch(81% 0.062 38.9)
-
Step 400
400
#D58B72
oklch(70.6% 0.098 39.4)
-
Step 500
500
#C86C4D
oklch(63% 0.125 39.2)
-
Step 600
600
#B45230
oklch(55.7% 0.136 39.2)
-
Step 700
700
#9A4222
oklch(49.1% 0.126 39.6)
-
Step 800
800
#7D371E
oklch(42.7% 0.104 39.6)
-
Step 900
900 (this color)
#5B2715
oklch(34.3% 0.082 39.3)
-
Step 950
950
#3C1D12
oklch(27.1% 0.052 40.1)
#5B2715 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) | #352F13 | 0.079 |
| Deuteranopia (no green cones) | #423B14 | 0.073 |
| Tritanopia (no blue cones) | #641C23 | 0.039 |
| Achromatopsia (no color) | #363636 | 0.082 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B2715
#5B2715
oklch(34.3% 0.082 39.3)
- #00404E
#00404E
oklch(34.3% 0.062 218.3)
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 #5B2715, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.050
- Chestnut #742802 ΔE 0.055
- Claret #680018 ΔE 0.064
- Blood #770001 ΔE 0.069
- Purple Brown #673A3F ΔE 0.073
- Burgundy #610023 ΔE 0.073
- Chocolate Brown #411900 ΔE 0.075
- Maroon #800000 ΔE 0.083
Use #5B2715 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.