#5B8928
Closest named color: Mossy Green (#638B27). oklch(57.7% 0.136 131.5), rgb(91, 137, 40).
Aa
Black text reads best on this color (5.05:1).
About this color
#5B8928 is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.136 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mossy Green (#638B27), ΔE 0.012 away. Black text reads best on it, at 5.05:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.136) |
| Temperature | in between |
| Nearest name | Mossy Green (#638B27) |
| Black text | 5.05:1 |
| White text | 4.15:1 |
Values
| HEX | #5B8928 |
| RGB | rgb(91, 137, 40) |
| HSL | hsl(88, 55%, 35%) |
| OKLCH | oklch(57.7% 0.136 131.5) |
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 #5B8928 | 4.15:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #5B8928 | 5.05:1 | AA | Lc 35.6 | Non-text elements, placeholder text |
| #5B8928 text on white | 4.15:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #5B8928 text on black | 5.05:1 | AA | Lc -33.2 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F3F7F1
oklch(97.1% 0.009 134.9)
-
Step 100
100
#E6ECE0
oklch(93.5% 0.017 128.7)
-
Step 200
200
#D1DEC7
oklch(88.4% 0.034 131.4)
-
Step 300
300
#B3C9A0
oklch(80.8% 0.061 130.7)
-
Step 400
400
#8AAD6C
oklch(70.6% 0.098 131.5)
-
Step 500
500
#6D9943
oklch(63.2% 0.126 131.7)
-
Step 600
600 (this color)
#5B8928
oklch(57.7% 0.136 131.5)
-
Step 700
700
#456E11
oklch(49% 0.126 131.5)
-
Step 800
800
#395A13
oklch(42.7% 0.105 131.5)
-
Step 900
900
#314A18
oklch(37.6% 0.081 131.7)
-
Step 950
950
#1D2C0F
oklch(27.1% 0.053 131.7)
#5B8928 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) | #8F7F19 | 0.074 |
| Deuteranopia (no green cones) | #897B30 | 0.076 |
| Tritanopia (no blue cones) | #5D8376 | 0.104 |
| Achromatopsia (no color) | #7C7C7C | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B8928
#5B8928
oklch(57.7% 0.136 131.5)
- #935FB3
#935FB3
oklch(57.6% 0.135 311.3)
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 #5B8928, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mossy Green #638B27 ΔE 0.012
- Sap Green #5C8B15 ΔE 0.014
- Moss Green #658B38 ΔE 0.021
- Fern Green #548D44 ΔE 0.025
- Olive Drab #6B8E23 ΔE 0.026
- Swamp Green #748500 ΔE 0.032
- Swamp #698339 ΔE 0.033
- Khaki Green #728639 ΔE 0.038
Use #5B8928 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.