#581F0A
Closest named color: Reddy Brown (#6E1005). oklch(32.3% 0.09 39.2), rgb(88, 31, 10).
Aa
White text reads best on this color (13.00:1).
About this color
#581F0A is a dark, moderately saturated red. In OKLCH its lightness is 32%, its chroma 0.090 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Reddy Brown (#6E1005), ΔE 0.049 away. White text reads best on it, at 13.00:1.
| Hue family | Reds |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.090) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.61:1 |
| White text | 13.00:1 |
Values
| HEX | #581F0A |
| RGB | rgb(88, 31, 10) |
| HSL | hsl(16, 80%, 19%) |
| OKLCH | oklch(32.3% 0.09 39.2) |
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 #581F0A | 13.00:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #581F0A | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #581F0A text on white | 13.00:1 | AAA | Lc 98.6 | Preferred for body text |
| #581F0A 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 950.
-
Step 50
50
#FFF2EE
oklch(97% 0.015 37.9)
-
Step 100
100
#FDE3DB
oklch(93.5% 0.031 37.8)
-
Step 200
200
#FDCDBD
oklch(88.6% 0.059 39.3)
-
Step 300
300
#FCA98D
oklch(80.9% 0.106 39.4)
-
Step 400
400
#F67548
oklch(70.7% 0.17 39.4)
-
Step 500
500
#E84E00
oklch(63.1% 0.201 39.2)
-
Step 600
600
#C44100
oklch(55.6% 0.177 39.3)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892A00
oklch(42.6% 0.137 39)
-
Step 900
900
#732200
oklch(37.6% 0.12 39.1)
-
Step 950
950 (this color)
#581F0A
oklch(32.3% 0.09 39.2)
#581F0A 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) | #2F2907 | 0.089 |
| Deuteranopia (no green cones) | #3D3608 | 0.081 |
| Tritanopia (no blue cones) | #62111B | 0.041 |
| Achromatopsia (no color) | #313131 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #581F0A
#581F0A
oklch(32.3% 0.09 39.2)
- #003A48
#003A48
oklch(32.2% 0.059 220)
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 #581F0A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.049
- Claret #680018 ΔE 0.057
- Chocolate Brown #411900 ΔE 0.058
- Burgundy #610023 ΔE 0.066
- Chestnut #742802 ΔE 0.068
- Mahogany #4A0100 ΔE 0.068
- Blood #770001 ΔE 0.070
- Dark Brown #341C02 ΔE 0.084
Use #581F0A 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.