#39B030
Closest named color: Shamrock (#01B44C). oklch(66.6% 0.196 142.1), rgb(57, 176, 48).
Aa
Black text reads best on this color (7.42:1).
About this color
#39B030 is a medium-light, vivid green. In OKLCH its lightness is 67%, its chroma 0.196 and its hue 142°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Shamrock (#01B44C), ΔE 0.023 away. Black text reads best on it, at 7.42:1.
| Hue family | Greens |
| Lightness | medium-light (67%) |
| Chroma | vivid (0.196) |
| Temperature | in between |
| Nearest name | Shamrock (#01B44C) |
| Black text | 7.42:1 |
| White text | 2.82:1 |
Values
| HEX | #39B030 |
| RGB | rgb(57, 176, 48) |
| HSL | hsl(116, 57%, 44%) |
| OKLCH | oklch(66.6% 0.196 142.1) |
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 #39B030 | 2.82:1 | Fails | Lc -59.1 | Large or bold text, headings |
| Black text on #39B030 | 7.42:1 | AAA | Lc 50.2 | Large or bold text, headings |
| #39B030 text on white | 2.82:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #39B030 text on black | 7.42:1 | AAA | Lc -48.0 | 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
#C6E3C2
oklch(88.6% 0.054 141.8)
-
Step 300
300
#9DD197
oklch(80.9% 0.097 142)
-
Step 400
400
#63B85B
oklch(70.7% 0.153 142.1)
-
Step 500
500 (this color)
#39B030
oklch(66.6% 0.196 142.1)
-
Step 600
600
#0C8C00
oklch(55.6% 0.187 142.1)
-
Step 700
700
#087600
oklch(49.1% 0.166 142.1)
-
Step 800
800
#056100
oklch(42.8% 0.144 142.1)
-
Step 900
900
#045100
oklch(37.8% 0.127 142.1)
-
Step 950
950
#083006
oklch(27.2% 0.081 142.2)
#39B030 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) | #B49F1A | 0.137 |
| Deuteranopia (no green cones) | #A6963D | 0.137 |
| Tritanopia (no blue cones) | #1EAB97 | 0.127 |
| Achromatopsia (no color) | #9A9A9A | 0.197 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39B030
#39B030
oklch(66.6% 0.196 142.1)
- #CA63DA
#CA63DA
oklch(66.7% 0.196 322.1)
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 #39B030, closest first.
No curated palette has a color within ΔE 0.04 of #39B030.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Shamrock #01B44C ΔE 0.023
- Medium Green #39AD48 ΔE 0.024
- Kelly Green #02AB2E ΔE 0.025
- Grass #5CAC2D ΔE 0.026
- Leaf Green #5CA904 ΔE 0.028
- Leafy Green #51B73B ΔE 0.029
- Mid Green #50A747 ΔE 0.040
- Shamrock Green #02C14D ΔE 0.047
Use #39B030 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.