#5B6540
Closest named color: Dark Moss Green (#606C38). oklch(48.8% 0.057 120.8), rgb(91, 101, 64).
Aa
White text reads best on this color (6.21:1).
About this color
#5B6540 is a medium-dark, muted brown. In OKLCH its lightness is 49%, its chroma 0.057 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Moss Green (#606C38), ΔE 0.028 away. White text reads best on it, at 6.21:1.
| Hue family | Browns |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.057) |
| Temperature | in between |
| Nearest name | Dark Moss Green (#606C38) |
| Black text | 3.38:1 |
| White text | 6.21:1 |
Values
| HEX | #5B6540 |
| RGB | rgb(91, 101, 64) |
| HSL | hsl(76, 22%, 32%) |
| OKLCH | oklch(48.8% 0.057 120.8) |
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 #5B6540 | 6.21:1 | AA | Lc -86.1 | Fine for body text |
| Black text on #5B6540 | 3.38:1 | AA large text | Lc 23.1 | Dividers and decoration only |
| #5B6540 text on white | 6.21:1 | AA | Lc 81.0 | Fine for body text |
| #5B6540 text on black | 3.38:1 | AA large text | Lc -20.9 | 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 700.
-
Step 50
50
#F5F6F3
oklch(97.2% 0.004 121.6)
-
Step 100
100
#E9EBE5
oklch(93.7% 0.008 121.6)
-
Step 200
200
#D7DBD0
oklch(88.5% 0.015 123.1)
-
Step 300
300
#BEC4B0
oklch(81% 0.028 120.6)
-
Step 400
400
#9CA587
oklch(70.6% 0.043 121.1)
-
Step 500
500
#848F69
oklch(63.1% 0.056 121.1)
-
Step 600
600
#6E7950
oklch(55.6% 0.061 120.6)
-
Step 700
700 (this color)
#5B6540
oklch(48.8% 0.057 120.8)
-
Step 800
800
#4B5336
oklch(42.7% 0.046 120.9)
-
Step 900
900
#3F452F
oklch(37.8% 0.037 120.6)
-
Step 950
950
#25281B
oklch(26.9% 0.023 118.6)
#5B6540 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) | #69613D | 0.023 |
| Deuteranopia (no green cones) | #686142 | 0.024 |
| Tritanopia (no blue cones) | #5E615C | 0.048 |
| Achromatopsia (no color) | #616161 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B6540
#5B6540
oklch(48.8% 0.057 120.8)
- #65597B
#65597B
oklch(48.9% 0.055 300.5)
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 #5B6540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Moss Green #606C38 ΔE 0.028
- Dark Olive Green #556B2F ΔE 0.034
- Camo Green #526525 ΔE 0.037
- Greeny Brown #696006 ΔE 0.049
- Mud #735C12 ΔE 0.052
- Mud Green #606602 ΔE 0.053
- Camouflage Green #4B6113 ΔE 0.056
- Muddy Green #657432 ΔE 0.056
Use #5B6540 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.