#39A801
Closest named color: Kelly Green (#02AB2E). oklch(64.3% 0.204 139.4), rgb(57, 168, 1).
Aa
Black text reads best on this color (6.77:1).
About this color
#39A801 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.204 and its hue 139°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.020 away. Black text reads best on it, at 6.77:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.204) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 6.77:1 |
| White text | 3.09:1 |
Values
| HEX | #39A801 |
| RGB | rgb(57, 168, 1) |
| HSL | hsl(100, 99%, 33%) |
| OKLCH | oklch(64.3% 0.204 139.4) |
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 #39A801 | 3.09:1 | AA large text | Lc -62.8 | Content text, not long reading |
| Black text on #39A801 | 6.77:1 | AA | Lc 46.6 | Large or bold text, headings |
| #39A801 text on white | 3.09:1 | AA large text | Lc 57.4 | Large or bold text, headings |
| #39A801 text on black | 6.77:1 | AA | Lc -44.3 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDD
oklch(93.6% 0.029 140.5)
-
Step 200
200
#C7E3C0
oklch(88.6% 0.056 139.4)
-
Step 300
300
#9FD193
oklch(81% 0.1 139.6)
-
Step 400
400
#67B851
oklch(70.8% 0.16 139.4)
-
Step 500
500 (this color)
#39A801
oklch(64.3% 0.204 139.4)
-
Step 600
600
#2D8A00
oklch(55.6% 0.177 139.4)
-
Step 700
700
#257400
oklch(49.1% 0.156 139.3)
-
Step 800
800
#1C5F00
oklch(42.6% 0.136 139.5)
-
Step 900
900
#164F00
oklch(37.6% 0.119 139.4)
-
Step 950
950
#0B2F01
oklch(26.9% 0.083 139.3)
#39A801 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) | #AD9800 | 0.137 |
| Deuteranopia (no green cones) | #A08F23 | 0.134 |
| Tritanopia (no blue cones) | #28A28E | 0.139 |
| Achromatopsia (no color) | #929292 | 0.205 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39A801
#39A801
oklch(64.3% 0.204 139.4)
- #C05AD9
#C05AD9
oklch(64.3% 0.204 319.3)
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 #39A801, closest first.
No curated palette has a color within ΔE 0.04 of #39A801.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.020
- Leaf Green #5CA904 ΔE 0.028
- Grassy Green #419C03 ΔE 0.035
- Grass Green #3F9B0B ΔE 0.038
- Grass #5CAC2D ΔE 0.038
- Medium Green #39AD48 ΔE 0.040
- Shamrock #01B44C ΔE 0.045
- Mid Green #50A747 ΔE 0.048
Use #39A801 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.