#39AA77
Closest named color: Dark Seafoam Green (#3EAF76). oklch(66.1% 0.127 159.9), rgb(57, 170, 119).
Aa
Black text reads best on this color (7.19:1).
About this color
#39AA77 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.127 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Seafoam Green (#3EAF76), ΔE 0.016 away. Black text reads best on it, at 7.19:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Dark Seafoam Green (#3EAF76) |
| Black text | 7.19:1 |
| White text | 2.92:1 |
Values
| HEX | #39AA77 |
| RGB | rgb(57, 170, 119) |
| HSL | hsl(153, 50%, 45%) |
| OKLCH | oklch(66.1% 0.127 159.9) |
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 #39AA77 | 2.92:1 | Fails | Lc -60.6 | Content text, not long reading |
| Black text on #39AA77 | 7.19:1 | AAA | Lc 48.8 | Large or bold text, headings |
| #39AA77 text on white | 2.92:1 | Fails | Lc 55.3 | Large or bold text, headings |
| #39AA77 text on black | 7.19:1 | AAA | Lc -46.5 | 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
#F1F7F3
oklch(97.1% 0.008 157.1)
-
Step 100
100
#E0EEE6
oklch(93.6% 0.018 161.1)
-
Step 200
200
#C6E1D1
oklch(88.5% 0.036 159.6)
-
Step 300
300
#9ECEB3
oklch(81% 0.063 160)
-
Step 400
400
#64B48B
oklch(70.7% 0.1 160)
-
Step 500
500 (this color)
#39AA77
oklch(66.1% 0.127 159.9)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#044F32
oklch(37.8% 0.084 160)
-
Step 950
950
#092E1D
oklch(27% 0.053 159.5)
#39AA77 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) | #A89D74 | 0.121 |
| Deuteranopia (no green cones) | #99937A | 0.116 |
| Tritanopia (no blue cones) | #00A99C | 0.054 |
| Achromatopsia (no color) | #979797 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39AA77
#39AA77
oklch(66.1% 0.127 159.9)
- #C572AB
#C572AB
oklch(66.1% 0.126 339.8)
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 #39AA77, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Seafoam Green #3EAF76 ΔE 0.016
- Jade #1FA774 ΔE 0.016
- Bluey Green #2BB179 ΔE 0.020
- Seaweed Green #35AD6B ΔE 0.021
- Algae #54AC68 ΔE 0.027
- Jade Green #2BAF6A ΔE 0.027
- Medium Sea Green #3CB371 ΔE 0.031
- Dark Seafoam #1FB57A ΔE 0.031
Use #39AA77 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.