#57F1DC
Closest named color: Bright Aqua (#0BF9EA). oklch(87.2% 0.132 182.4), rgb(87, 241, 220).
Aa
Black text reads best on this color (15.02:1).
About this color
#57F1DC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 87%, its chroma 0.132 and its hue 182°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Aqua (#0BF9EA), ΔE 0.028 away. Black text reads best on it, at 15.02:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Bright Aqua (#0BF9EA) |
| Black text | 15.02:1 |
| White text | 1.39:1 |
Values
| HEX | #57F1DC |
| RGB | rgb(87, 241, 220) |
| HSL | hsl(172, 85%, 64%) |
| OKLCH | oklch(87.2% 0.132 182.4) |
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 #57F1DC | 1.39:1 | Fails | Lc -21.6 | Dividers and decoration only |
| Black text on #57F1DC | 15.02:1 | AAA | Lc 84.7 | Fine for body text |
| #57F1DC text on white | 1.39:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #57F1DC text on black | 15.02:1 | AAA | Lc -84.6 | 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
#E6FBF7
oklch(97.2% 0.023 183.2)
-
Step 100
100
#C7F5EC
oklch(93.6% 0.049 182)
-
Step 200
200 (this color)
#57F1DC
oklch(87.2% 0.132 182.4)
-
Step 300
300
#00DEC8
oklch(80.8% 0.144 182.4)
-
Step 400
400
#00BAA7
oklch(70.8% 0.127 182.2)
-
Step 500
500
#009F8F
oklch(63.1% 0.113 182.5)
-
Step 600
600
#008678
oklch(55.6% 0.1 182.2)
-
Step 700
700
#007165
oklch(49.2% 0.088 182.2)
-
Step 800
800
#005C52
oklch(42.6% 0.076 182.2)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E28
oklch(27% 0.049 181.5)
#57F1DC 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) | #E6E4DB | 0.140 |
| Deuteranopia (no green cones) | #D0D3DE | 0.134 |
| Tritanopia (no blue cones) | #00F5EA | 0.025 |
| Achromatopsia (no color) | #DADADA | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57F1DC
#57F1DC
oklch(87.2% 0.132 182.4)
- #FFC1D1
#FFC1D1
oklch(87.1% 0.074 1.7)
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 #57F1DC, closest first.
No curated palette has a color within ΔE 0.04 of #57F1DC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Aqua #0BF9EA ΔE 0.028
- Light Turquoise #7EF4CC ΔE 0.035
- Bright Light Blue #26F7FD ΔE 0.044
- Bright Turquoise #0FFEF9 ΔE 0.044
- Bright Cyan #41FDFE ΔE 0.047
- Bright Teal #01F9C6 ΔE 0.050
- Turquoise #40E0D0 ΔE 0.050
- Cyan #00FFFF ΔE 0.051
Use #57F1DC 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.