#39A457
Closest named color: Mid Green (#50A747). oklch(63.9% 0.149 149.3), rgb(57, 164, 87).
Aa
Black text reads best on this color (6.62:1).
About this color
#39A457 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.149 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.026 away. Black text reads best on it, at 6.62:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.62:1 |
| White text | 3.17:1 |
Values
| HEX | #39A457 |
| RGB | rgb(57, 164, 87) |
| HSL | hsl(137, 48%, 43%) |
| OKLCH | oklch(63.9% 0.149 149.3) |
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 #39A457 | 3.17:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #39A457 | 6.62:1 | AA | Lc 45.6 | Large or bold text, headings |
| #39A457 text on white | 3.17:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #39A457 text on black | 6.62:1 | AA | Lc -43.2 | Non-text elements, placeholder text |
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
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E1EEE2
oklch(93.6% 0.021 147.6)
-
Step 200
200
#C7E1CB
oklch(88.5% 0.041 149.8)
-
Step 300
300
#A0CEA7
oklch(80.8% 0.073 149.1)
-
Step 400
400
#68B578
oklch(70.7% 0.117 149.3)
-
Step 500
500 (this color)
#39A457
oklch(63.9% 0.149 149.3)
-
Step 600
600
#008B3C
oklch(55.6% 0.155 149.4)
-
Step 700
700
#007531
oklch(49.1% 0.138 149.3)
-
Step 800
800
#006027
oklch(42.7% 0.12 149.3)
-
Step 900
900
#0D4F23
oklch(37.7% 0.097 149.5)
-
Step 950
950
#0B2E15
oklch(26.8% 0.061 149.7)
#39A457 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) | #A59651 | 0.122 |
| Deuteranopia (no green cones) | #988D5C | 0.120 |
| Tritanopia (no blue cones) | #12A192 | 0.084 |
| Achromatopsia (no color) | #919191 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39A457
#39A457
oklch(63.9% 0.149 149.3)
- #BC67B7
#BC67B7
oklch(63.8% 0.149 329.3)
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 #39A457, closest first.
No curated palette has a color within ΔE 0.04 of #39A457.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.026
- Muted Green #5FA052 ΔE 0.030
- Seaweed Green #35AD6B ΔE 0.030
- Jade Green #2BAF6A ΔE 0.033
- Jade #1FA774 ΔE 0.035
- Medium Green #39AD48 ΔE 0.035
- Algae #54AC68 ΔE 0.038
- Fern #63A950 ΔE 0.039
Use #39A457 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.