#39B64F
Closest named color: Shamrock (#01B44C). oklch(68.5% 0.18 146.2), rgb(57, 182, 79).
Aa
Black text reads best on this color (7.97:1).
About this color
#39B64F is a medium-light, vivid green. In OKLCH its lightness is 69%, its chroma 0.180 and its hue 146°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.019 away. Black text reads best on it, at 7.97:1.
| Hue family | Greens |
| Lightness | medium-light (69%) |
| Chroma | vivid (0.180) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.97:1 |
| White text | 2.63:1 |
Values
| HEX | #39B64F |
| RGB | rgb(57, 182, 79) |
| HSL | hsl(131, 52%, 47%) |
| OKLCH | oklch(68.5% 0.18 146.2) |
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 #39B64F | 2.63:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #39B64F | 7.97:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #39B64F text on white | 2.63:1 | Fails | Lc 50.9 | Large or bold text, headings |
| #39B64F text on black | 7.97:1 | AAA | Lc -51.1 | 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 400.
-
Step 50
50
#EFF8F0
oklch(97% 0.014 148.8)
-
Step 100
100
#DDF0DD
oklch(93.6% 0.032 145.3)
-
Step 200
200
#BFE5C1
oklch(88.5% 0.063 146.4)
-
Step 300
300
#90D495
oklch(80.8% 0.112 146.2)
-
Step 400
400 (this color)
#39B64F
oklch(68.5% 0.18 146.2)
-
Step 500
500
#00A636
oklch(63.1% 0.192 146.2)
-
Step 600
600
#008C2C
oklch(55.7% 0.169 146.1)
-
Step 700
700
#007624
oklch(49.2% 0.15 146.2)
-
Step 800
800
#00601C
oklch(42.6% 0.129 146.3)
-
Step 900
900
#005116
oklch(37.9% 0.115 146.2)
-
Step 950
950
#00300A
oklch(26.9% 0.081 146.4)
#39B64F 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) | #B9A645 | 0.139 |
| Deuteranopia (no green cones) | #AA9B57 | 0.139 |
| Tritanopia (no blue cones) | #05B29F | 0.107 |
| Achromatopsia (no color) | #9F9F9F | 0.181 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39B64F
#39B64F
oklch(68.5% 0.18 146.2)
- #D16CD4
#D16CD4
oklch(68.5% 0.18 326.2)
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 #39B64F, closest first.
No curated palette has a color within ΔE 0.04 of #39B64F.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.019
- Leafy Green #51B73B ΔE 0.022
- Cool Green #33B864 ΔE 0.022
- Medium Green #39AD48 ΔE 0.026
- Dark Pastel Green #56AE57 ΔE 0.033
- Shamrock Green #02C14D ΔE 0.034
- Grass #5CAC2D ΔE 0.035
- Dark Mint Green #20C073 ΔE 0.041
Use #39B64F 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.