#4EE18D
Closest named color: Aqua Green (#12E193). oklch(81.1% 0.173 154.3), rgb(78, 225, 141).
Aa
Black text reads best on this color (12.47:1).
About this color
#4EE18D is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.173 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Green (#12E193), ΔE 0.019 away. Black text reads best on it, at 12.47:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.173) |
| Temperature | in between |
| Nearest name | Aqua Green (#12E193) |
| Black text | 12.47:1 |
| White text | 1.68:1 |
Values
| HEX | #4EE18D |
| RGB | rgb(78, 225, 141) |
| HSL | hsl(146, 71%, 59%) |
| OKLCH | oklch(81.1% 0.173 154.3) |
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 #4EE18D | 1.68:1 | Fails | Lc -33.2 | Non-text elements, placeholder text |
| Black text on #4EE18D | 12.47:1 | AAA | Lc 74.4 | Content text, not long reading |
| #4EE18D text on white | 1.68:1 | Fails | Lc 29.4 | Dividers and decoration only |
| #4EE18D text on black | 12.47:1 | AAA | Lc -73.4 | 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
#EAFAEF
oklch(97% 0.022 155.9)
-
Step 100
100
#D1F4DB
oklch(93.5% 0.049 154.3)
-
Step 200
200
#A6ECBD
oklch(88.4% 0.096 154.6)
-
Step 300
300 (this color)
#4EE18D
oklch(81.1% 0.173 154.3)
-
Step 400
400
#00BF6C
oklch(70.6% 0.176 154.5)
-
Step 500
500
#00A45B
oklch(63.1% 0.158 154.2)
-
Step 600
600
#008A4C
oklch(55.6% 0.139 154.3)
-
Step 700
700
#00743F
oklch(49.1% 0.123 154.3)
-
Step 800
800
#005F33
oklch(42.6% 0.106 154.6)
-
Step 900
900
#005029
oklch(37.8% 0.096 153.9)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#4EE18D 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) | #E1CF87 | 0.153 |
| Deuteranopia (no green cones) | #CEC292 | 0.150 |
| Tritanopia (no blue cones) | #00DFCC | 0.086 |
| Achromatopsia (no color) | #C7C7C7 | 0.174 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4EE18D
#4EE18D
oklch(81.1% 0.173 154.3)
- #FF97EB
#FF97EB
oklch(81.1% 0.161 334.4)
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 #4EE18D, closest first.
No curated palette has a color within ΔE 0.04 of #4EE18D.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Green #12E193 ΔE 0.019
- Weird Green #3AE57F ΔE 0.025
- Emerald #06D6A0 ΔE 0.051
- Seaweed #18D17B ΔE 0.054
- Aqua Marine #2EE8BB ΔE 0.055
- Turquoise Green #04F489 ΔE 0.056
- Fresh Green #69D84F ΔE 0.060
- Medium Spring Green #00FA9A ΔE 0.066
Use #4EE18D 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.