#4DE9BC
Closest named color: Aqua Marine (#2EE8BB). oklch(84.1% 0.145 169.8), rgb(77, 233, 188).
Aa
Black text reads best on this color (13.69:1).
About this color
#4DE9BC is a light, vivid green. In OKLCH its lightness is 84%, its chroma 0.145 and its hue 170°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.013 away. Black text reads best on it, at 13.69:1.
| Hue family | Greens |
| Lightness | light (84%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 13.69:1 |
| White text | 1.53:1 |
Values
| HEX | #4DE9BC |
| RGB | rgb(77, 233, 188) |
| HSL | hsl(163, 78%, 61%) |
| OKLCH | oklch(84.1% 0.145 169.8) |
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 #4DE9BC | 1.53:1 | Fails | Lc -27.5 | Dividers and decoration only |
| Black text on #4DE9BC | 13.69:1 | AAA | Lc 79.5 | Fine for body text |
| #4DE9BC text on white | 1.53:1 | Fails | Lc 24.3 | Dividers and decoration only |
| #4DE9BC text on black | 13.69:1 | AAA | Lc -78.9 | Fine for body 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 300.
-
Step 50
50
#EAFAF3
oklch(97.1% 0.019 167.9)
-
Step 100
100
#CFF3E5
oklch(93.5% 0.042 169.9)
-
Step 200
200
#A3EBD1
oklch(88.5% 0.08 169.9)
-
Step 300
300 (this color)
#4DE9BC
oklch(84.1% 0.145 169.8)
-
Step 400
400
#00BC93
oklch(70.7% 0.14 169.9)
-
Step 500
500
#00A17D
oklch(63% 0.125 169.6)
-
Step 600
600
#008869
oklch(55.7% 0.111 169.5)
-
Step 700
700
#007258
oklch(49.1% 0.097 169.9)
-
Step 800
800
#005E48
oklch(42.9% 0.085 169.8)
-
Step 900
900
#004E3B
oklch(37.7% 0.075 169.6)
-
Step 950
950
#002F22
oklch(27.1% 0.054 168.9)
#4DE9BC 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) | #E3DABA | 0.148 |
| Deuteranopia (no green cones) | #CECABF | 0.143 |
| Tritanopia (no blue cones) | #00EBDC | 0.043 |
| Achromatopsia (no color) | #D1D1D1 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4DE9BC
#4DE9BC
oklch(84.1% 0.145 169.8)
- #FFAFD5
#FFAFD5
oklch(84.1% 0.104 349.6)
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 #4DE9BC, closest first.
No curated palette has a color within ΔE 0.04 of #4DE9BC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.013
- Bright Teal #01F9C6 ΔE 0.042
- Turquoise #40E0D0 ΔE 0.044
- Light Turquoise #7EF4CC ΔE 0.051
- Light Teal #90E4C1 ΔE 0.052
- Hospital Green #9BE5AA ΔE 0.058
- Greenish Turquoise #00FBB0 ΔE 0.059
- Aqua Green #12E193 ΔE 0.061
Use #4DE9BC 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.