#529B37
Closest named color: Grass Green (#3F9B0B). oklch(62% 0.154 138.3), rgb(82, 155, 55).
Aa
Black text reads best on this color (6.10:1).
About this color
#529B37 is a medium-light, vivid green. In OKLCH its lightness is 62%, its chroma 0.154 and its hue 138°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.034 away. Black text reads best on it, at 6.10:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 6.10:1 |
| White text | 3.44:1 |
Values
| HEX | #529B37 |
| RGB | rgb(82, 155, 55) |
| HSL | hsl(104, 48%, 41%) |
| OKLCH | oklch(62% 0.154 138.3) |
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 #529B37 | 3.44:1 | AA large text | Lc -67.2 | Content text, not long reading |
| Black text on #529B37 | 6.10:1 | AA | Lc 42.4 | Non-text elements, placeholder text |
| #529B37 text on white | 3.44:1 | AA large text | Lc 61.7 | Content text, not long reading |
| #529B37 text on black | 6.10:1 | AA | Lc -40.0 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E3EEE0
oklch(93.7% 0.022 139)
-
Step 200
200
#CCE0C6
oklch(88.5% 0.041 138.5)
-
Step 300
300
#A9CD9E
oklch(81% 0.075 138.4)
-
Step 400
400
#7AB267
oklch(70.6% 0.12 138.1)
-
Step 500
500 (this color)
#529B37
oklch(62% 0.154 138.3)
-
Step 600
600
#38880E
oklch(55.5% 0.166 138.2)
-
Step 700
700
#2B7300
oklch(49% 0.152 138.2)
-
Step 800
800
#245E06
oklch(42.6% 0.128 138.3)
-
Step 900
900
#234D12
oklch(37.6% 0.1 138.2)
-
Step 950
950
#152D0C
oklch(26.8% 0.063 138.1)
#529B37 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) | #A08E2B | 0.101 |
| Deuteranopia (no green cones) | #96883F | 0.101 |
| Tritanopia (no blue cones) | #4D9686 | 0.106 |
| Achromatopsia (no color) | #8A8A8A | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #529B37
#529B37
oklch(62% 0.154 138.3)
- #AC64C1
#AC64C1
oklch(62% 0.154 318.3)
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 #529B37, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.034
- Muted Green #5FA052 ΔE 0.034
- Mid Green #50A747 ΔE 0.034
- Grassy Green #419C03 ΔE 0.035
- Flat Green #699D4C ΔE 0.036
- Olive Drab #6B8E23 ΔE 0.040
- Dark Yellow Green #728F02 ΔE 0.044
- Sap Green #5C8B15 ΔE 0.045
Use #529B37 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.