#39AA31
Closest named color: Kelly Green (#02AB2E). oklch(65% 0.188 142.2), rgb(57, 170, 49).
Aa
Black text reads best on this color (6.96:1).
About this color
#39AA31 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.188 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.018 away. Black text reads best on it, at 6.96:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.188) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.96:1 |
| White text | 3.01:1 |
Values
| HEX | #39AA31 |
| RGB | rgb(57, 170, 49) |
| HSL | hsl(116, 55%, 43%) |
| OKLCH | oklch(65% 0.188 142.2) |
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 #39AA31 | 3.01:1 | AA large text | Lc -61.8 | Content text, not long reading |
| Black text on #39AA31 | 6.96:1 | AA | Lc 47.6 | Large or bold text, headings |
| #39AA31 text on white | 3.01:1 | AA large text | Lc 56.4 | Large or bold text, headings |
| #39AA31 text on black | 6.96:1 | AA | Lc -45.4 | Large or bold text, headings |
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
#F1F8F0
oklch(97.2% 0.013 141.8)
-
Step 100
100
#E0EFDE
oklch(93.6% 0.028 142)
-
Step 200
200
#C7E2C3
oklch(88.5% 0.051 141.6)
-
Step 300
300
#9FD099
oklch(80.9% 0.092 141.9)
-
Step 400
400
#66B75F
oklch(70.7% 0.147 142.2)
-
Step 500
500 (this color)
#39AA31
oklch(65% 0.188 142.2)
-
Step 600
600
#0A8C00
oklch(55.5% 0.188 142.2)
-
Step 700
700
#077600
oklch(49.1% 0.166 142.1)
-
Step 800
800
#046100
oklch(42.7% 0.144 142.2)
-
Step 900
900
#095005
oklch(37.6% 0.122 142.2)
-
Step 950
950
#0A2F07
oklch(26.9% 0.078 141.9)
#39AA31 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) | #AE9A1E | 0.132 |
| Deuteranopia (no green cones) | #A1913D | 0.133 |
| Tritanopia (no blue cones) | #21A592 | 0.122 |
| Achromatopsia (no color) | #959595 | 0.189 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39AA31
#39AA31
oklch(65% 0.188 142.2)
- #C361D2
#C361D2
oklch(65.2% 0.188 322.2)
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 #39AA31, closest first.
No curated palette has a color within ΔE 0.04 of #39AA31.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.018
- Medium Green #39AD48 ΔE 0.020
- Leaf Green #5CA904 ΔE 0.027
- Grass #5CAC2D ΔE 0.028
- Mid Green #50A747 ΔE 0.031
- Shamrock #01B44C ΔE 0.031
- Grassy Green #419C03 ΔE 0.040
- Grass Green #3F9B0B ΔE 0.043
Use #39AA31 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.