#5B9528
Closest named color: Olive Drab (#6B8E23). oklch(60.8% 0.152 133.6), rgb(91, 149, 40).
Aa
Black text reads best on this color (5.77:1).
About this color
#5B9528 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.152 and its hue 134°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Drab (#6B8E23), ΔE 0.025 away. Black text reads best on it, at 5.77:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Olive Drab (#6B8E23) |
| Black text | 5.77:1 |
| White text | 3.63:1 |
Values
| HEX | #5B9528 |
| RGB | rgb(91, 149, 40) |
| HSL | hsl(92, 58%, 37%) |
| OKLCH | oklch(60.8% 0.152 133.6) |
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 #5B9528 | 3.63:1 | AA large text | Lc -69.2 | Content text, not long reading |
| Black text on #5B9528 | 5.77:1 | AA | Lc 40.3 | Non-text elements, placeholder text |
| #5B9528 text on white | 3.63:1 | AA large text | Lc 63.7 | Content text, not long reading |
| #5B9528 text on black | 5.77:1 | AA | Lc -37.9 | 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 500.
-
Step 50
50
#F3F7F0
oklch(97.1% 0.01 131.4)
-
Step 100
100
#E4EDDF
oklch(93.5% 0.021 134.1)
-
Step 200
200
#CEE0C4
oklch(88.6% 0.042 134.2)
-
Step 300
300
#AECC9B
oklch(81% 0.074 133.5)
-
Step 400
400
#82B162
oklch(70.8% 0.119 133.7)
-
Step 500
500 (this color)
#5B9528
oklch(60.8% 0.152 133.6)
-
Step 600
600
#4A8600
oklch(55.7% 0.159 133.6)
-
Step 700
700
#3D7000
oklch(49% 0.14 133.6)
-
Step 800
800
#315C00
oklch(42.6% 0.122 133.6)
-
Step 900
900
#2A4C0A
oklch(37.6% 0.099 133.7)
-
Step 950
950
#192D09
oklch(27.1% 0.064 133.8)
#5B9528 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) | #9B8915 | 0.088 |
| Deuteranopia (no green cones) | #938432 | 0.089 |
| Tritanopia (no blue cones) | #5B8F80 | 0.113 |
| Achromatopsia (no color) | #868686 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5B9528
#5B9528
oklch(60.8% 0.152 133.6)
- #A263C2
#A263C2
oklch(60.7% 0.152 313.3)
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 #5B9528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Drab #6B8E23 ΔE 0.025
- Sap Green #5C8B15 ΔE 0.028
- Dark Yellow Green #728F02 ΔE 0.028
- Mossy Green #638B27 ΔE 0.029
- Grass Green #3F9B0B ΔE 0.036
- Moss Green #658B38 ΔE 0.037
- Grassy Green #419C03 ΔE 0.038
- Fern Green #548D44 ΔE 0.040
Use #5B9528 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.