#581F05
Closest named color: Reddy Brown (#6E1005). oklch(32.2% 0.091 41.7), rgb(88, 31, 5).
Aa
White text reads best on this color (13.01:1).
About this color
#581F05 is a dark, moderately saturated brown. In OKLCH its lightness is 32%, its chroma 0.091 and its hue 42°. 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 13.01:1.
| Hue family | Browns |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.091) |
| Temperature | warm |
| Nearest name | Reddy Brown (#6E1005) |
| Black text | 1.61:1 |
| White text | 13.01:1 |
Values
| HEX | #581F05 |
| RGB | rgb(88, 31, 5) |
| HSL | hsl(19, 89%, 18%) |
| OKLCH | oklch(32.2% 0.091 41.7) |
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 #581F05 | 13.01:1 | AAA | Lc -102.0 | Preferred for body text |
| Black text on #581F05 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #581F05 text on white | 13.01:1 | AAA | Lc 98.6 | Preferred for body text |
| #581F05 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
#FFF3EE
oklch(97.2% 0.015 44.2)
-
Step 100
100
#FDE4DA
oklch(93.6% 0.031 43.1)
-
Step 200
200
#FDCDBB
oklch(88.5% 0.06 41.6)
-
Step 300
300
#FCA989
oklch(80.8% 0.108 41.9)
-
Step 400
400
#F7753F
oklch(70.8% 0.173 41.7)
-
Step 500
500
#E35500
oklch(63.1% 0.191 41.8)
-
Step 600
600
#C04600
oklch(55.6% 0.169 41.6)
-
Step 700
700
#A23A00
oklch(49% 0.149 41.7)
-
Step 800
800
#862F00
oklch(42.8% 0.129 42)
-
Step 900
900
#712600
oklch(37.8% 0.115 41.7)
-
Step 950
950 (this color)
#581F05
oklch(32.2% 0.091 41.7)
#581F05 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) | #2F2902 | 0.090 |
| Deuteranopia (no green cones) | #3D3603 | 0.081 |
| Tritanopia (no blue cones) | #62101A | 0.044 |
| Achromatopsia (no color) | #313131 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #581F05
#581F05
oklch(32.2% 0.091 41.7)
- #003A49
#003A49
oklch(32.3% 0.059 221.5)
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 #581F05, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Reddy Brown #6E1005 ΔE 0.050
- Chocolate Brown #411900 ΔE 0.057
- Claret #680018 ΔE 0.059
- Chestnut #742802 ΔE 0.068
- Mahogany #4A0100 ΔE 0.069
- Burgundy #610023 ΔE 0.069
- Blood #770001 ΔE 0.070
- Dark Brown #341C02 ΔE 0.083
Use #581F05 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.