#5A591E
Closest named color: Olive Brown (#645403). oklch(45.2% 0.08 108.3), rgb(90, 89, 30).
Aa
White text reads best on this color (7.28:1).
About this color
#5A591E is a medium-dark, moderately saturated brown. In OKLCH its lightness is 45%, its chroma 0.080 and its hue 108°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.022 away. White text reads best on it, at 7.28:1.
| Hue family | Browns |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.080) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.88:1 |
| White text | 7.28:1 |
Values
| HEX | #5A591E |
| RGB | rgb(90, 89, 30) |
| HSL | hsl(59, 50%, 24%) |
| OKLCH | oklch(45.2% 0.08 108.3) |
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 #5A591E | 7.28:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #5A591E | 2.88:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #5A591E text on white | 7.28:1 | AAA | Lc 85.2 | Fine for body text |
| #5A591E text on black | 2.88:1 | Fails | Lc -16.8 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EAEBE1
oklch(93.7% 0.013 111.3)
-
Step 200
200
#DADBC7
oklch(88.5% 0.027 109.3)
-
Step 300
300
#C3C3A1
oklch(80.8% 0.046 107.4)
-
Step 400
400
#A4A56E
oklch(70.8% 0.075 109)
-
Step 500
500
#8F8E45
oklch(63.2% 0.096 108.1)
-
Step 600
600
#797824
oklch(55.7% 0.104 108.7)
-
Step 700
700
#666416
oklch(49% 0.096 108)
-
Step 800
800 (this color)
#5A591E
oklch(45.2% 0.08 108.3)
-
Step 900
900
#454419
oklch(37.7% 0.062 107.8)
-
Step 950
950
#282810
oklch(27% 0.039 108.8)
#5A591E 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) | #605517 | 0.014 |
| Deuteranopia (no green cones) | #615722 | 0.015 |
| Tritanopia (no blue cones) | #61534D | 0.073 |
| Achromatopsia (no color) | #565656 | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5A591E
#5A591E
oklch(45.2% 0.08 108.3)
- #544E7F
#544E7F
oklch(45.2% 0.079 288.4)
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 #5A591E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.022
- Army Green #4B5D16 ΔE 0.028
- Camo Green #526525 ΔE 0.036
- Camouflage Green #4B6113 ΔE 0.036
- Green Brown #544E03 ΔE 0.037
- Greeny Brown #696006 ΔE 0.037
- Mud #735C12 ΔE 0.044
- Mud Green #606602 ΔE 0.047
Use #5A591E 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.