#5B583D
Closest named color: Olive Brown (#645403). oklch(45.6% 0.041 102.5), rgb(91, 88, 61).
Aa
White text reads best on this color (7.22:1).
About this color
#5B583D is a medium-dark, muted brown. In OKLCH its lightness is 46%, its chroma 0.041 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Olive Brown (#645403), ΔE 0.051 away. White text reads best on it, at 7.22:1.
| Hue family | Browns |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.041) |
| Temperature | warm |
| Nearest name | Olive Brown (#645403) |
| Black text | 2.90:1 |
| White text | 7.22:1 |
Values
| HEX | #5B583D |
| RGB | rgb(91, 88, 61) |
| HSL | hsl(54, 20%, 30%) |
| OKLCH | oklch(45.6% 0.041 102.5) |
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 #5B583D | 7.22:1 | AAA | Lc -90.0 | Fine for body text |
| Black text on #5B583D | 2.90:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #5B583D text on white | 7.22:1 | AAA | Lc 85.1 | Fine for body text |
| #5B583D text on black | 2.90:1 | Fails | Lc -16.9 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EAEAE5
oklch(93.6% 0.007 106.5)
-
Step 200
200
#DADAD0
oklch(88.6% 0.013 106.7)
-
Step 300
300
#C3C2B0
oklch(81% 0.025 104.3)
-
Step 400
400
#A5A286
oklch(70.7% 0.039 102.3)
-
Step 500
500
#8F8B68
oklch(63.1% 0.05 102.2)
-
Step 600
600
#797550
oklch(55.6% 0.054 102.7)
-
Step 700
700
#666241
oklch(49.1% 0.049 102.1)
-
Step 800
800 (this color)
#5B583D
oklch(45.6% 0.041 102.5)
-
Step 900
900
#45422E
oklch(37.6% 0.032 100.6)
-
Step 950
950
#28271B
oklch(27% 0.021 103.7)
#5B583D 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) | #5D563B | 0.006 |
| Deuteranopia (no green cones) | #5E583E | 0.005 |
| Tritanopia (no blue cones) | #5F5451 | 0.038 |
| Achromatopsia (no color) | #575757 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B583D
#5B583D
oklch(45.6% 0.041 102.5)
- #53546E
#53546E
oklch(45.5% 0.042 282.9)
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 #5B583D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Brown #645403 ΔE 0.051
- Camo Green #526525 ΔE 0.059
- Mud #735C12 ΔE 0.060
- Green Brown #544E03 ΔE 0.060
- Mud Brown #60460F ΔE 0.060
- Army Green #4B5D16 ΔE 0.060
- Greeny Brown #696006 ΔE 0.064
- Dark Moss Green #606C38 ΔE 0.065
Use #5B583D 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.