#5F180F
Closest named color: Reddy Brown (#6E1005). oklch(32.7% 0.104 30.6), rgb(95, 24, 15).
Aa
White text reads best on this color (12.92:1).
About this color
#5F180F is a dark, moderately saturated red. In OKLCH its lightness is 33%, its chroma 0.104 and its hue 31°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.033 away. White text reads best on it, at 12.92:1.
| Hue family | Reds |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.62:1 |
| White text | 12.92:1 |
Values
| HEX | #5F180F |
| RGB | rgb(95, 24, 15) |
| HSL | hsl(7, 73%, 22%) |
| OKLCH | oklch(32.7% 0.104 30.6) |
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 #5F180F | 12.92:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #5F180F | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #5F180F text on white | 12.92:1 | AAA | Lc 98.2 | Preferred for body text |
| #5F180F text on black | 1.62:1 | 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
#F9E5E1
oklch(93.7% 0.023 31.1)
-
Step 200
200
#F5CFC8
oklch(88.5% 0.044 30.2)
-
Step 300
300
#EFAEA2
oklch(80.9% 0.079 30.6)
-
Step 400
400
#E48170
oklch(70.7% 0.125 30.8)
-
Step 500
500
#D95D4A
oklch(63.1% 0.16 30.8)
-
Step 600
600
#C43E2C
oklch(55.6% 0.173 30.8)
-
Step 700
700
#A92E1F
oklch(49% 0.162 30.5)
-
Step 800
800
#89281C
oklch(42.6% 0.134 30.4)
-
Step 900
900 (this color)
#5F180F
oklch(32.7% 0.104 30.6)
-
Step 950
950
#411811
oklch(27% 0.066 31.5)
#5F180F 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) | #2D280D | 0.110 |
| Deuteranopia (no green cones) | #3E370C | 0.101 |
| Tritanopia (no blue cones) | #690117 | 0.035 |
| Achromatopsia (no color) | #313131 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5F180F
#5F180F
oklch(32.7% 0.104 30.6)
- #003C45
#003C45
oklch(32.7% 0.057 211.2)
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 #5F180F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.033
- Claret #680018 ΔE 0.036
- Burgundy #610023 ΔE 0.048
- Blood #770001 ΔE 0.052
- Chestnut #742802 ΔE 0.064
- Wine Red #7B0323 ΔE 0.068
- Mahogany #4A0100 ΔE 0.069
- Maroon #800000 ΔE 0.071
Use #5F180F 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.