#5B1C08
Closest named color: Reddy Brown (#6E1005). oklch(32.4% 0.097 37.1), rgb(91, 28, 8).
Aa
White text reads best on this color (13.00:1).
About this color
#5B1C08 is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.097 and its hue 37°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.042 away. White text reads best on it, at 13.00:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.097) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.61:1 |
| White text | 13.00:1 |
Values
| HEX | #5B1C08 |
| RGB | rgb(91, 28, 8) |
| HSL | hsl(14, 84%, 19%) |
| OKLCH | oklch(32.4% 0.097 37.1) |
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 #5B1C08 | 13.00:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #5B1C08 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #5B1C08 text on white | 13.00:1 | AAA | Lc 98.5 | Preferred for body text |
| #5B1C08 text on black | 1.61:1 | 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
#FCF3F1
oklch(97.1% 0.01 32.5)
-
Step 100
100
#F7E5E0
oklch(93.5% 0.021 36)
-
Step 200
200
#F2D1C7
oklch(88.6% 0.04 37.5)
-
Step 300
300
#EBB1A0
oklch(80.9% 0.072 37)
-
Step 400
400
#DF856B
oklch(70.7% 0.117 36.9)
-
Step 500
500
#D36443
oklch(63.2% 0.148 37.3)
-
Step 600
600
#BE4722
oklch(55.5% 0.161 37.1)
-
Step 700
700
#A43714
oklch(49.1% 0.151 36.9)
-
Step 800
800
#852F14
oklch(42.7% 0.124 37.2)
-
Step 900
900 (this color)
#5B1C08
oklch(32.4% 0.097 37.1)
-
Step 950
950
#3F1A0F
oklch(27% 0.061 37.3)
#5B1C08 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) | #2E2805 | 0.099 |
| Deuteranopia (no green cones) | #3E3605 | 0.089 |
| Tritanopia (no blue cones) | #650A18 | 0.040 |
| Achromatopsia (no color) | #313131 | 0.098 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B1C08
#5B1C08
oklch(32.4% 0.097 37.1)
- #003B47
#003B47
oklch(32.5% 0.058 216.5)
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 #5B1C08, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.042
- Claret #680018 ΔE 0.050
- Burgundy #610023 ΔE 0.061
- Blood #770001 ΔE 0.062
- Chocolate Brown #411900 ΔE 0.062
- Chestnut #742802 ΔE 0.066
- Mahogany #4A0100 ΔE 0.068
- Maroon #800000 ΔE 0.080
Use #5B1C08 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.