#5B8533
Closest named color: Swamp (#698339). oklch(56.7% 0.121 132), rgb(91, 133, 51).
Aa
Black text reads best on this color (4.84:1).
About this color
#5B8533 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.121 and its hue 132°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Swamp (#698339), ΔE 0.021 away. Black text reads best on it, at 4.84:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Swamp (#698339) |
| Black text | 4.84:1 |
| White text | 4.33:1 |
Values
| HEX | #5B8533 |
| RGB | rgb(91, 133, 51) |
| HSL | hsl(91, 45%, 36%) |
| OKLCH | oklch(56.7% 0.121 132) |
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 #5B8533 | 4.33:1 | AA large text | Lc -75.3 | Fine for body text |
| Black text on #5B8533 | 4.84:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #5B8533 text on white | 4.33:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #5B8533 text on black | 4.84:1 | AA | Lc -31.8 | 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
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E6ECE1
oklch(93.5% 0.016 130.4)
-
Step 200
200
#D2DEC9
oklch(88.6% 0.031 131.6)
-
Step 300
300
#B4C9A4
oklch(81% 0.056 131.7)
-
Step 400
400
#8CAC73
oklch(70.6% 0.087 132.1)
-
Step 500
500
#70974D
oklch(63% 0.111 131.7)
-
Step 600
600 (this color)
#5B8533
oklch(56.7% 0.121 132)
-
Step 700
700
#486D22
oklch(49% 0.112 131.8)
-
Step 800
800
#3B591E
oklch(42.6% 0.093 132)
-
Step 900
900
#33491E
oklch(37.6% 0.072 131.5)
-
Step 950
950
#1E2B13
oklch(27% 0.045 132)
#5B8533 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) | #8A7B2A | 0.068 |
| Deuteranopia (no green cones) | #857839 | 0.070 |
| Tritanopia (no blue cones) | #5C8073 | 0.090 |
| Achromatopsia (no color) | #797979 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B8533
#5B8533
oklch(56.7% 0.121 132)
- #8E60AA
#8E60AA
oklch(56.7% 0.121 311.7)
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 #5B8533, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Swamp #698339 ΔE 0.021
- Moss Green #658B38 ΔE 0.023
- Fern Green #548D44 ΔE 0.024
- Mossy Green #638B27 ΔE 0.025
- Sap Green #5C8B15 ΔE 0.031
- Khaki Green #728639 ΔE 0.032
- Olive Green #677A04 ΔE 0.035
- Military Green #667C3E ΔE 0.035
Use #5B8533 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.