#39AC00
Closest named color: Kelly Green (#02AB2E). oklch(65.3% 0.208 139.5), rgb(57, 172, 0).
Aa
Black text reads best on this color (7.07:1).
About this color
#39AC00 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.208 and its hue 140°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Kelly Green (#02AB2E), ΔE 0.022 away. Black text reads best on it, at 7.07:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.208) |
| Temperature | in between |
| Nearest name | Kelly Green (#02AB2E) |
| Black text | 7.07:1 |
| White text | 2.96:1 |
Values
| HEX | #39AC00 |
| RGB | rgb(57, 172, 0) |
| HSL | hsl(100, 100%, 34%) |
| OKLCH | oklch(65.3% 0.208 139.5) |
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 #39AC00 | 2.96:1 | Fails | Lc -61.0 | Content text, not long reading |
| Black text on #39AC00 | 7.07:1 | AAA | Lc 48.4 | Large or bold text, headings |
| #39AC00 text on white | 2.96:1 | Fails | Lc 55.7 | Large or bold text, headings |
| #39AC00 text on black | 7.07:1 | AAA | Lc -46.1 | 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
#F1F8EF
oklch(97.1% 0.014 138.7)
-
Step 100
100
#E0EFDC
oklch(93.6% 0.03 139.1)
-
Step 200
200
#C6E3BF
oklch(88.5% 0.057 139.6)
-
Step 300
300
#9ED192
oklch(80.9% 0.101 139.7)
-
Step 400
400
#65B84F
oklch(70.7% 0.163 139.5)
-
Step 500
500 (this color)
#39AC00
oklch(65.3% 0.208 139.5)
-
Step 600
600
#2C8A00
oklch(55.6% 0.177 139.5)
-
Step 700
700
#247400
oklch(49.1% 0.156 139.5)
-
Step 800
800
#1C5F00
oklch(42.6% 0.136 139.5)
-
Step 900
900
#165000
oklch(37.9% 0.121 139.5)
-
Step 950
950
#0A3000
oklch(27.2% 0.086 139.4)
#39AC00 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) | #B19B00 | 0.140 |
| Deuteranopia (no green cones) | #A49224 | 0.139 |
| Tritanopia (no blue cones) | #26A692 | 0.142 |
| Achromatopsia (no color) | #969696 | 0.209 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39AC00
#39AC00
oklch(65.3% 0.208 139.5)
- #C55CDE
#C55CDE
oklch(65.4% 0.208 319.5)
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 #39AC00, closest first.
No curated palette has a color within ΔE 0.04 of #39AC00.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Kelly Green #02AB2E ΔE 0.022
- Leaf Green #5CA904 ΔE 0.027
- Grass #5CAC2D ΔE 0.036
- Medium Green #39AD48 ΔE 0.039
- Shamrock #01B44C ΔE 0.041
- Leafy Green #51B73B ΔE 0.045
- Grassy Green #419C03 ΔE 0.046
- Grass Green #3F9B0B ΔE 0.050
Use #39AC00 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.