#529921
Closest named color: Grass Green (#3F9B0B). oklch(61.3% 0.166 135.8), rgb(82, 153, 33).
Aa
Black text reads best on this color (5.93:1).
About this color
#529921 is a medium-dark, vivid green. In OKLCH its lightness is 61%, its chroma 0.166 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass Green (#3F9B0B), ΔE 0.021 away. Black text reads best on it, at 5.93:1.
| Hue family | Greens |
| Lightness | medium-dark (61%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 5.93:1 |
| White text | 3.53:1 |
Values
| HEX | #529921 |
| RGB | rgb(82, 153, 33) |
| HSL | hsl(96, 65%, 36%) |
| OKLCH | oklch(61.3% 0.166 135.8) |
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 #529921 | 3.53:1 | AA large text | Lc -68.1 | Content text, not long reading |
| Black text on #529921 | 5.93:1 | AA | Lc 41.4 | Non-text elements, placeholder text |
| #529921 text on white | 3.53:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #529921 text on black | 5.93:1 | AA | Lc -39.0 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E3EEDE
oklch(93.6% 0.024 135.7)
-
Step 200
200
#CCE0C3
oklch(88.4% 0.045 135.9)
-
Step 300
300
#A9CD99
oklch(80.9% 0.081 136.2)
-
Step 400
400
#7BB35E
oklch(70.8% 0.13 135.8)
-
Step 500
500 (this color)
#529921
oklch(61.3% 0.166 135.8)
-
Step 600
600
#418700
oklch(55.5% 0.165 135.8)
-
Step 700
700
#367200
oklch(49.2% 0.146 135.8)
-
Step 800
800
#2B5D00
oklch(42.6% 0.126 135.7)
-
Step 900
900
#244D04
oklch(37.6% 0.108 135.7)
-
Step 950
950
#162E07
oklch(27.2% 0.069 135.7)
#529921 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) | #9F8C01 | 0.101 |
| Deuteranopia (no green cones) | #95862E | 0.101 |
| Tritanopia (no blue cones) | #4F9383 | 0.120 |
| Achromatopsia (no color) | #888888 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #529921
#529921
oklch(61.3% 0.166 135.8)
- #AA60C6
#AA60C6
oklch(61.4% 0.165 316)
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 #529921, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.021
- Grassy Green #419C03 ΔE 0.023
- Sap Green #5C8B15 ΔE 0.039
- Olive Drab #6B8E23 ΔE 0.040
- Dark Yellow Green #728F02 ΔE 0.040
- Mid Green #50A747 ΔE 0.044
- Mossy Green #638B27 ΔE 0.044
- Irish Green #019529 ΔE 0.045
Use #529921 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.