#529D09
Closest named color: Grassy Green (#419C03). oklch(62.3% 0.179 135), rgb(82, 157, 9).
Aa
Black text reads best on this color (6.18:1).
About this color
#529D09 is a medium-light, vivid green. In OKLCH its lightness is 62%, its chroma 0.179 and its hue 135°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grassy Green (#419C03), ΔE 0.016 away. Black text reads best on it, at 6.18:1.
| Hue family | Greens |
| Lightness | medium-light (62%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Grassy Green (#419C03) |
| Black text | 6.18:1 |
| White text | 3.39:1 |
Values
| HEX | #529D09 |
| RGB | rgb(82, 157, 9) |
| HSL | hsl(90, 89%, 33%) |
| OKLCH | oklch(62.3% 0.179 135) |
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 #529D09 | 3.39:1 | AA large text | Lc -66.5 | Content text, not long reading |
| Black text on #529D09 | 6.18:1 | AA | Lc 43.0 | Non-text elements, placeholder text |
| #529D09 text on white | 3.39:1 | AA large text | Lc 61.1 | Content text, not long reading |
| #529D09 text on black | 6.18:1 | AA | Lc -40.6 | 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
#E3EEDD
oklch(93.6% 0.025 134.3)
-
Step 200
200
#CCE1C1
oklch(88.6% 0.049 134.8)
-
Step 300
300
#A8CE95
oklch(80.9% 0.088 135.4)
-
Step 400
400
#79B456
oklch(70.8% 0.141 135.1)
-
Step 500
500 (this color)
#529D09
oklch(62.3% 0.179 135)
-
Step 600
600
#448700
oklch(55.7% 0.163 135.2)
-
Step 700
700
#397100
oklch(49.1% 0.143 134.9)
-
Step 800
800
#2D5D00
oklch(42.7% 0.125 135.1)
-
Step 900
900
#254D00
oklch(37.6% 0.109 134.8)
-
Step 950
950
#152E03
oklch(27.1% 0.074 135)
#529D09 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) | #A38F00 | 0.108 |
| Deuteranopia (no green cones) | #998922 | 0.107 |
| Tritanopia (no blue cones) | #509785 | 0.130 |
| Achromatopsia (no color) | #8B8B8B | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #529D09
#529D09
oklch(62.3% 0.179 135)
- #AF5FD0
#AF5FD0
oklch(62.4% 0.18 315.1)
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 #529D09, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grassy Green #419C03 ΔE 0.016
- Grass Green #3F9B0B ΔE 0.018
- Leaf Green #5CA904 ΔE 0.037
- Mid Green #50A747 ΔE 0.042
- Kelly Green #02AB2E ΔE 0.046
- Grass #5CAC2D ΔE 0.046
- Medium Green #39AD48 ΔE 0.050
- Dark Yellow Green #728F02 ΔE 0.050
Use #529D09 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.