#509A32
Closest named color: Grass Green (#3F9B0B). oklch(61.6% 0.157 138), rgb(80, 154, 50).
Aa
Black text reads best on this color (6.00:1).
About this color
#509A32 is a medium-dark, vivid green. In OKLCH its lightness is 62%, its chroma 0.157 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 0.029 away. Black text reads best on it, at 6.00:1.
| Hue family | Greens |
| Lightness | medium-dark (62%) |
| Chroma | vivid (0.157) |
| Temperature | in between |
| Nearest name | Grass Green (#3F9B0B) |
| Black text | 6.00:1 |
| White text | 3.49:1 |
Values
| HEX | #509A32 |
| RGB | rgb(80, 154, 50) |
| HSL | hsl(103, 51%, 40%) |
| OKLCH | oklch(61.6% 0.157 138) |
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 #509A32 | 3.49:1 | AA large text | Lc -67.7 | Content text, not long reading |
| Black text on #509A32 | 6.00:1 | AA | Lc 41.8 | Non-text elements, placeholder text |
| #509A32 text on white | 3.49:1 | AA large text | Lc 62.2 | Content text, not long reading |
| #509A32 text on black | 6.00:1 | AA | Lc -39.4 | 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
#E3EEDF
oklch(93.7% 0.023 137.2)
-
Step 200
200
#CCE0C5
oklch(88.4% 0.042 137.5)
-
Step 300
300
#A9CD9D
oklch(81% 0.076 137.9)
-
Step 400
400
#79B365
oklch(70.8% 0.124 138.1)
-
Step 500
500 (this color)
#509A32
oklch(61.6% 0.157 138)
-
Step 600
600
#378902
oklch(55.7% 0.171 138)
-
Step 700
700
#2C7300
oklch(49.1% 0.152 138.1)
-
Step 800
800
#235E01
oklch(42.6% 0.131 138)
-
Step 900
900
#224E0F
oklch(37.8% 0.104 138.1)
-
Step 950
950
#152E0B
oklch(27.2% 0.066 137.9)
#509A32 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) | #9F8D24 | 0.102 |
| Deuteranopia (no green cones) | #95873B | 0.102 |
| Tritanopia (no blue cones) | #4B9585 | 0.109 |
| Achromatopsia (no color) | #898989 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #509A32
#509A32
oklch(61.6% 0.157 138)
- #AB62C1
#AB62C1
oklch(61.5% 0.157 318)
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 #509A32, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass Green #3F9B0B ΔE 0.029
- Grassy Green #419C03 ΔE 0.030
- Mid Green #50A747 ΔE 0.038
- Muted Green #5FA052 ΔE 0.039
- Olive Drab #6B8E23 ΔE 0.040
- Flat Green #699D4C ΔE 0.041
- Sap Green #5C8B15 ΔE 0.042
- Dark Yellow Green #728F02 ΔE 0.043
Use #509A32 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.