#58591B
Closest named color: Olive Brown (#645403). oklch(45% 0.083 110.2), rgb(88, 89, 27).
Aa
White text reads best on this color (7.34:1).
About this color
#58591B is a dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.083 and its hue 110°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.023 away. White text reads best on it, at 7.34:1.
| Hue family | Browns |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.85:1 |
| White text | 7.34:1 |
Values
| HEX | #58591B |
| RGB | rgb(88, 89, 27) |
| HSL | hsl(61, 53%, 23%) |
| OKLCH | oklch(45% 0.083 110.2) |
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 #58591B | 7.34:1 | AAA | Lc -90.3 | Preferred for body text |
| Black text on #58591B | 2.85:1 | Fails | Lc 18.6 | Dividers and decoration only |
| #58591B text on white | 7.34:1 | AAA | Lc 85.4 | Fine for body text |
| #58591B text on black | 2.85:1 | Fails | Lc -16.6 | Dividers and decoration only |
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 800.
-
Step 50
50
#F5F6F1
oklch(97.1% 0.007 115.7)
-
Step 100
100
#EAEBE0
oklch(93.6% 0.015 110.9)
-
Step 200
200
#DADBC7
oklch(88.5% 0.027 109.3)
-
Step 300
300
#C2C4A0
oklch(80.9% 0.049 110.1)
-
Step 400
400
#A3A56C
oklch(70.6% 0.077 109.9)
-
Step 500
500
#8D8F43
oklch(63.2% 0.099 110.3)
-
Step 600
600
#777821
oklch(55.5% 0.107 110.1)
-
Step 700
700
#646512
oklch(49% 0.1 110.3)
-
Step 800
800 (this color)
#58591B
oklch(45% 0.083 110.2)
-
Step 900
900
#444418
oklch(37.6% 0.064 109.1)
-
Step 950
950
#28280F
oklch(27% 0.041 108.8)
#58591B 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) | #605513 | 0.016 |
| Deuteranopia (no green cones) | #61571F | 0.017 |
| Tritanopia (no blue cones) | #5E534C | 0.074 |
| Achromatopsia (no color) | #565656 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #58591B
#58591B
oklch(45% 0.083 110.2)
- #554D80
#554D80
oklch(45.1% 0.082 289.9)
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 #58591B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.023
- Army Green #4B5D16 ΔE 0.024
- Camouflage Green #4B6113 ΔE 0.033
- Green Brown #544E03 ΔE 0.034
- Camo Green #526525 ΔE 0.035
- Greeny Brown #696006 ΔE 0.038
- Mud Green #606602 ΔE 0.047
- Mud #735C12 ΔE 0.047
Use #58591B 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.