#3AD373
Closest named color: Seaweed (#18D17B). oklch(76.7% 0.185 151.2), rgb(58, 211, 115).
Aa
Black text reads best on this color (10.74:1).
About this color
#3AD373 is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.185 and its hue 151°. 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 10.74:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.185) |
| Temperature | in between |
| Nearest name | Seaweed (#18D17B) |
| Black text | 10.74:1 |
| White text | 1.95:1 |
Values
| HEX | #3AD373 |
| RGB | rgb(58, 211, 115) |
| HSL | hsl(142, 63%, 53%) |
| OKLCH | oklch(76.7% 0.185 151.2) |
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 #3AD373 | 1.95:1 | Fails | Lc -41.4 | Non-text elements, placeholder text |
| Black text on #3AD373 | 10.74:1 | AAA | Lc 66.8 | Content text, not long reading |
| #3AD373 text on white | 1.95:1 | Fails | Lc 37.1 | Non-text elements, placeholder text |
| #3AD373 text on black | 10.74:1 | AAA | Lc -65.3 | 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
#EAFBED
oklch(97.2% 0.026 150.8)
-
Step 100
100
#D1F5D8
oklch(93.7% 0.054 150.9)
-
Step 200
200
#A6EDB7
oklch(88.5% 0.103 151.3)
-
Step 300
300 (this color)
#3AD373
oklch(76.7% 0.185 151.2)
-
Step 400
400
#00C05F
oklch(70.7% 0.189 151.2)
-
Step 500
500
#00A550
oklch(63.2% 0.17 151.1)
-
Step 600
600
#008B43
oklch(55.7% 0.149 151.3)
-
Step 700
700
#007537
oklch(49.2% 0.132 151.1)
-
Step 800
800
#00602C
oklch(42.8% 0.115 151.2)
-
Step 900
900
#005024
oklch(37.7% 0.101 151.4)
-
Step 950
950
#003013
oklch(27.1% 0.072 151.4)
#3AD373 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) | #D4C16C | 0.156 |
| Deuteranopia (no green cones) | #C2B47A | 0.154 |
| Tritanopia (no blue cones) | #00D0BC | 0.099 |
| Achromatopsia (no color) | #B9B9B9 | 0.186 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3AD373
#3AD373
oklch(76.7% 0.185 151.2)
- #F482E8
#F482E8
oklch(76.6% 0.185 331.2)
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 #3AD373, 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 0.045
- Fresh Green #69D84F ΔE 0.047
- Algae Green #21C36F ΔE 0.048
- Weird Green #3AE57F ΔE 0.049
- Apple #6ECB3C ΔE 0.050
- Emerald #06D6A0 ΔE 0.054
- Dark Mint #48C072 ΔE 0.054
Use #3AD373 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.