#57F6FF
Closest named color: Bright Light Blue (#26F7FD). oklch(89.5% 0.131 200.5), rgb(87, 246, 255).
Aa
Black text reads best on this color (16.03:1).
About this color
#57F6FF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.131 and its hue 201°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Light Blue (#26F7FD), ΔE 0.018 away. Black text reads best on it, at 16.03:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.131) |
| Temperature | cool |
| Nearest name | Bright Light Blue (#26F7FD) |
| Black text | 16.03:1 |
| White text | 1.30:1 |
Values
| HEX | #57F6FF |
| RGB | rgb(87, 246, 255) |
| HSL | hsl(183, 100%, 67%) |
| OKLCH | oklch(89.5% 0.131 200.5) |
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 #57F6FF | 1.30:1 | Fails | Lc -17.2 | Dividers and decoration only |
| Black text on #57F6FF | 16.03:1 | AAA | Lc 88.7 | Fine for body text |
| #57F6FF text on white | 1.30:1 | Fails | Lc 15.0 | Not readable |
| #57F6FF text on black | 16.03:1 | AAA | Lc -88.8 | 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
#E5FAFB
oklch(97% 0.022 200.3)
-
Step 100
100
#C5F4F7
oklch(93.5% 0.048 201.2)
-
Step 200
200 (this color)
#57F6FF
oklch(89.5% 0.131 200.5)
-
Step 300
300
#00DAE4
oklch(80.8% 0.137 200.7)
-
Step 400
400
#00B6BF
oklch(70.6% 0.12 201.1)
-
Step 500
500
#009CA4
oklch(63% 0.107 201.2)
-
Step 600
600
#00838A
oklch(55.5% 0.094 201.4)
-
Step 700
700
#006F74
oklch(49.2% 0.084 200.3)
-
Step 800
800
#005B5F
oklch(42.8% 0.073 200)
-
Step 900
900
#004B4F
oklch(37.5% 0.064 200.9)
-
Step 950
950
#002D2F
oklch(27% 0.046 199.4)
#57F6FF 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) | #E5EBFF | 0.133 |
| Deuteranopia (no green cones) | #CBD9FF | 0.122 |
| Tritanopia (no blue cones) | #00FFF8 | 0.035 |
| Achromatopsia (no color) | #E1E1E1 | 0.131 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #57F6FF
#57F6FF
oklch(89.5% 0.131 200.5)
- #FFCFCD
#FFCFCD
oklch(89.5% 0.055 21)
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 #57F6FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Light Blue #26F7FD ΔE 0.018
- Bright Cyan #41FDFE ΔE 0.021
- Robin's Egg #6DEDFD ΔE 0.025
- Cyan #00FFFF ΔE 0.030
- Bright Turquoise #0FFEF9 ΔE 0.032
- Robin Egg Blue #8AF1FE ΔE 0.035
- Bright Aqua #0BF9EA ΔE 0.042
- Robin's Egg Blue #98EFF9 ΔE 0.047
Use #57F6FF 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.