#57E1AE
Closest named color: Aqua Marine (#2EE8BB). oklch(82.1% 0.141 165.3), rgb(87, 225, 174).
Aa
Black text reads best on this color (12.78:1).
About this color
#57E1AE is a light, vivid green. In OKLCH its lightness is 82%, its chroma 0.141 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Aqua Marine (#2EE8BB), ΔE 0.024 away. Black text reads best on it, at 12.78:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Aqua Marine (#2EE8BB) |
| Black text | 12.78:1 |
| White text | 1.64:1 |
Values
| HEX | #57E1AE |
| RGB | rgb(87, 225, 174) |
| HSL | hsl(158, 70%, 61%) |
| OKLCH | oklch(82.1% 0.141 165.3) |
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 #57E1AE | 1.64:1 | Fails | Lc -31.8 | Non-text elements, placeholder text |
| Black text on #57E1AE | 12.78:1 | AAA | Lc 75.6 | Fine for body text |
| #57E1AE text on white | 1.64:1 | Fails | Lc 28.2 | Dividers and decoration only |
| #57E1AE text on black | 12.78:1 | AAA | Lc -74.7 | 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
#EAFAF2
oklch(97.1% 0.02 164.6)
-
Step 100
100
#D2F3E3
oklch(93.6% 0.041 164.7)
-
Step 200
200
#A8EACD
oklch(88.5% 0.078 165.7)
-
Step 300
300 (this color)
#57E1AE
oklch(82.1% 0.141 165.3)
-
Step 400
400
#00BD8A
oklch(70.8% 0.148 165.3)
-
Step 500
500
#00A276
oklch(63.1% 0.132 165.5)
-
Step 600
600
#008862
oklch(55.5% 0.117 165.2)
-
Step 700
700
#007352
oklch(49.2% 0.104 164.9)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E37
oklch(37.6% 0.079 165.5)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#57E1AE 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) | #DDD2AB | 0.140 |
| Deuteranopia (no green cones) | #C9C4B1 | 0.134 |
| Tritanopia (no blue cones) | #00E1D3 | 0.053 |
| Achromatopsia (no color) | #CACACA | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57E1AE
#57E1AE
oklch(82.1% 0.141 165.3)
- #FFA2D7
#FFA2D7
oklch(82.1% 0.127 345.1)
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 #57E1AE, closest first.
No curated palette has a color within ΔE 0.04 of #57E1AE.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Aqua Marine #2EE8BB ΔE 0.024
- Emerald #06D6A0 ΔE 0.047
- Aqua Green #12E193 ΔE 0.048
- Turquoise #40E0D0 ΔE 0.048
- Seafoam Blue #78D1B6 ΔE 0.054
- Medium Aquamarine #66CDAA ΔE 0.055
- Light Teal #90E4C1 ΔE 0.057
- Hospital Green #9BE5AA ΔE 0.059
Use #57E1AE 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.