#39E57F
Closest named color: Weird Green (#3AE57F). oklch(81.4% 0.197 152), rgb(57, 229, 127).
Aa
Black text reads best on this color (12.68:1).
About this color
#39E57F is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.197 and its hue 152°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Weird Green (#3AE57F), ΔE 0.000 away. Black text reads best on it, at 12.68:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.197) |
| Temperature | in between |
| Nearest name | Weird Green (#3AE57F) |
| Black text | 12.68:1 |
| White text | 1.65:1 |
Values
| HEX | #39E57F |
| RGB | rgb(57, 229, 127) |
| HSL | hsl(144, 77%, 56%) |
| OKLCH | oklch(81.4% 0.197 152) |
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 #39E57F | 1.65:1 | Fails | Lc -32.0 | Non-text elements, placeholder text |
| Black text on #39E57F | 12.68:1 | AAA | Lc 75.4 | Fine for body text |
| #39E57F text on white | 1.65:1 | Fails | Lc 28.4 | Dividers and decoration only |
| #39E57F text on black | 12.68:1 | AAA | Lc -74.5 | Content text, not long reading |
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 300.
-
Step 50
50
#E9FBED
oklch(97.1% 0.026 152.4)
-
Step 100
100
#CFF6D7
oklch(93.7% 0.058 151.2)
-
Step 200
200
#A1EEB5
oklch(88.4% 0.109 151.8)
-
Step 300
300 (this color)
#39E57F
oklch(81.4% 0.197 152)
-
Step 400
400
#00C062
oklch(70.7% 0.187 151.9)
-
Step 500
500
#00A553
oklch(63.2% 0.167 151.8)
-
Step 600
600
#008A45
oklch(55.5% 0.146 152)
-
Step 700
700
#007439
oklch(49% 0.129 152)
-
Step 800
800
#00602E
oklch(42.8% 0.113 152)
-
Step 900
900
#005025
oklch(37.8% 0.1 151.8)
-
Step 950
950
#003014
oklch(27.1% 0.071 152.1)
#39E57F 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) | #E6D277 | 0.168 |
| Deuteranopia (no green cones) | #D1C386 | 0.165 |
| Tritanopia (no blue cones) | #00E2CC | 0.103 |
| Achromatopsia (no color) | #C9C9C9 | 0.198 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39E57F
#39E57F
oklch(81.4% 0.197 152)
- #FF98F1
#FF98F1
oklch(81.5% 0.164 332.1)
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 #39E57F, closest first.
No curated palette has a color within ΔE 0.04 of #39E57F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Weird Green #3AE57F ΔE 0.000
- Aqua Green #12E193 ΔE 0.030
- Turquoise Green #04F489 ΔE 0.039
- Fresh Green #69D84F ΔE 0.049
- Minty Green #0BF77D ΔE 0.051
- Wintergreen #20F986 ΔE 0.054
- Medium Spring Green #00FA9A ΔE 0.056
- Spearmint #1EF876 ΔE 0.056
Use #39E57F 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.