#57E9CC
Closest named color: Turquoise (#40E0D0). oklch(84.8% 0.131 177.3), rgb(87, 233, 204).
Aa
Black text reads best on this color (13.93:1).
About this color
#57E9CC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 85%, its chroma 0.131 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Turquoise (#40E0D0), ΔE 0.031 away. Black text reads best on it, at 13.93:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Turquoise (#40E0D0) |
| Black text | 13.93:1 |
| White text | 1.50:1 |
Values
| HEX | #57E9CC |
| RGB | rgb(87, 233, 204) |
| HSL | hsl(168, 77%, 63%) |
| OKLCH | oklch(84.8% 0.131 177.3) |
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 #57E9CC | 1.50:1 | Fails | Lc -26.5 | Dividers and decoration only |
| Black text on #57E9CC | 13.93:1 | AAA | Lc 80.4 | Fine for body text |
| #57E9CC text on white | 1.50:1 | Fails | Lc 23.4 | Dividers and decoration only |
| #57E9CC text on black | 13.93:1 | AAA | Lc -79.8 | 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 200.
-
Step 50
50
#E6FBF5
oklch(97.1% 0.023 176.9)
-
Step 100
100
#C8F5E9
oklch(93.5% 0.049 177.2)
-
Step 200
200 (this color)
#57E9CC
oklch(84.8% 0.131 177.3)
-
Step 300
300
#00DFBF
oklch(80.8% 0.15 177.3)
-
Step 400
400
#00BB9F
oklch(70.8% 0.132 176.8)
-
Step 500
500
#00A088
oklch(63.1% 0.117 177)
-
Step 600
600
#008772
oklch(55.7% 0.104 176.6)
-
Step 700
700
#007160
oklch(49.1% 0.091 177.4)
-
Step 800
800
#005D4E
oklch(42.8% 0.079 176.7)
-
Step 900
900
#004D41
oklch(37.6% 0.069 177.7)
-
Step 950
950
#002E26
oklch(26.9% 0.05 177.5)
#57E9CC 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) | #E0DBCB | 0.138 |
| Deuteranopia (no green cones) | #CBCCCE | 0.131 |
| Tritanopia (no blue cones) | #00ECE0 | 0.031 |
| Achromatopsia (no color) | #D2D2D2 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57E9CC
#57E9CC
oklch(84.8% 0.131 177.3)
- #FFB4CE
#FFB4CE
oklch(84.8% 0.093 356.8)
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 #57E9CC, closest first.
No curated palette has a color within ΔE 0.04 of #57E9CC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Turquoise #40E0D0 ΔE 0.031
- Aqua Marine #2EE8BB ΔE 0.032
- Light Teal #90E4C1 ΔE 0.042
- Light Turquoise #7EF4CC ΔE 0.044
- Bright Aqua #0BF9EA ΔE 0.049
- Bright Teal #01F9C6 ΔE 0.051
- Hospital Green #9BE5AA ΔE 0.061
- Seafoam Blue #78D1B6 ΔE 0.063
Use #57E9CC 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.