#39AD51
Closest named color: Medium Green (#39AD48). oklch(66.2% 0.167 147.1), rgb(57, 173, 81).
Aa
Black text reads best on this color (7.27:1).
About this color
#39AD51 is a medium-light, vivid green. In OKLCH its lightness is 66%, its chroma 0.167 and its hue 147°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Green (#39AD48), ΔE 0.009 away. Black text reads best on it, at 7.27:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.167) |
| Temperature | in between |
| Nearest name | Medium Green (#39AD48) |
| Black text | 7.27:1 |
| White text | 2.88:1 |
Values
| HEX | #39AD51 |
| RGB | rgb(57, 173, 81) |
| HSL | hsl(132, 50%, 45%) |
| OKLCH | oklch(66.2% 0.167 147.1) |
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 #39AD51 | 2.88:1 | Fails | Lc -60.1 | Content text, not long reading |
| Black text on #39AD51 | 7.27:1 | AAA | Lc 49.3 | Large or bold text, headings |
| #39AD51 text on white | 2.88:1 | Fails | Lc 54.8 | Large or bold text, headings |
| #39AD51 text on black | 7.27:1 | AAA | Lc -47.1 | 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
#F1F8F1
oklch(97.2% 0.012 145.5)
-
Step 100
100
#E0EEE1
oklch(93.5% 0.023 147.4)
-
Step 200
200
#C6E2C8
oklch(88.5% 0.046 147.2)
-
Step 300
300
#9ECFA2
oklch(80.8% 0.081 146.9)
-
Step 400
400
#64B66F
oklch(70.6% 0.13 147)
-
Step 500
500 (this color)
#39AD51
oklch(66.2% 0.167 147.1)
-
Step 600
600
#008B31
oklch(55.5% 0.165 147.1)
-
Step 700
700
#007528
oklch(49% 0.145 147.1)
-
Step 800
800
#006020
oklch(42.6% 0.126 147.3)
-
Step 900
900
#04501B
oklch(37.7% 0.108 147.3)
-
Step 950
950
#082F11
oklch(27% 0.069 147.5)
#39AD51 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) | #AF9E49 | 0.131 |
| Deuteranopia (no green cones) | #A19458 | 0.130 |
| Tritanopia (no blue cones) | #0FA998 | 0.098 |
| Achromatopsia (no color) | #989898 | 0.168 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39AD51
#39AD51
oklch(66.2% 0.167 147.1)
- #C769C7
#C769C7
oklch(66.2% 0.167 327.3)
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 #39AD51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Green #39AD48 ΔE 0.009
- Mid Green #50A747 ΔE 0.020
- Dark Pastel Green #56AE57 ΔE 0.024
- Shamrock #01B44C ΔE 0.027
- Jade Green #2BAF6A ΔE 0.028
- Seaweed Green #35AD6B ΔE 0.031
- Fern #63A950 ΔE 0.033
- Cool Green #33B864 ΔE 0.033
Use #39AD51 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.