#39D47C
Closest named color: Seaweed (#18D17B). oklch(77% 0.178 153.3), rgb(57, 212, 124).
Aa
Black text reads best on this color (10.88:1).
About this color
#39D47C is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.178 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seaweed (#18D17B), ΔE 0.015 away. Black text reads best on it, at 10.88:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.178) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.88:1 |
| White text | 1.92:1 |
Values
| HEX | #39D47C |
| RGB | rgb(57, 212, 124) |
| HSL | hsl(146, 64%, 53%) |
| OKLCH | oklch(77% 0.178 153.3) |
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 #39D47C | 1.92:1 | Fails | Lc -40.8 | Non-text elements, placeholder text |
| Black text on #39D47C | 10.88:1 | AAA | Lc 67.4 | Content text, not long reading |
| #39D47C text on white | 1.92:1 | Fails | Lc 36.5 | Non-text elements, placeholder text |
| #39D47C text on black | 10.88:1 | AAA | Lc -66.0 | Content text, not long reading |
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 300.
-
Step 50
50
#EAFAEE
oklch(97% 0.023 153.5)
-
Step 100
100
#D1F5DA
oklch(93.7% 0.052 152.9)
-
Step 200
200
#A6EDBB
oklch(88.6% 0.099 153.4)
-
Step 300
300 (this color)
#39D47C
oklch(77% 0.178 153.3)
-
Step 400
400
#00BF68
oklch(70.6% 0.18 153.4)
-
Step 500
500
#00A458
oklch(63% 0.161 153.3)
-
Step 600
600
#008A49
oklch(55.5% 0.142 153.3)
-
Step 700
700
#00743D
oklch(49% 0.125 153.5)
-
Step 800
800
#005F31
oklch(42.6% 0.108 153.6)
-
Step 900
900
#005028
oklch(37.8% 0.097 153.4)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#39D47C 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) | #D4C276 | 0.155 |
| Deuteranopia (no green cones) | #C1B582 | 0.152 |
| Tritanopia (no blue cones) | #00D1BE | 0.091 |
| Achromatopsia (no color) | #BBBBBB | 0.180 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39D47C
#39D47C
oklch(77% 0.178 153.3)
- #F685E4
#F685E4
oklch(77.1% 0.178 333.4)
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 #39D47C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seaweed #18D17B ΔE 0.015
- Aqua Green #12E193 ΔE 0.038
- Emerald #06D6A0 ΔE 0.044
- Weird Green #3AE57F ΔE 0.048
- Algae Green #21C36F ΔE 0.050
- Fresh Green #69D84F ΔE 0.053
- Dark Mint #48C072 ΔE 0.054
- Soft Green #6FC276 ΔE 0.056
Use #39D47C 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.