#57EAFB#57EAFB

#57EAFB is a very light, vivid teal. Relative luminance 0.678; OKLCH L 86.6% C 0.125 H 206.0°. Best body text is #000000 at 14.57:1 contrast (WCAG AA passes).

Color values

HEX	#57EAFB
RGB	rgb(87, 234, 251)
HSL	hsl(186, 95%, 66%)
HSV	hsv(186, 65%, 98%)
CMYK	cmyk(65.3%, 6.8%, 0%, 1.6%)
CIE-LAB	lab(85.92, -33.66, -19.75)
CIE-LCH	lch(85.92, 39.03, 210.40°)
OKLab	oklab(86.57% -0.1122 -0.0548)
OKLCH	oklch(86.57% 0.125 206)
XYZ	xyz(50.7584, 67.8313, 101.6657)
Luminance	0.6784 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57EAFB #FB6857

analogous

#57FBBA #57EAFB #5798FB

triadic

#57EAFB #FB57EA #EAFB57

tetradic

#57EAFB #BA57FB #FB6857 #98FB57

square

#57EAFB #BA57FB #FB6857 #98FB57

split-complementary

#57EAFB #FB5798 #FBBA57

monochromatic

#05BDD3 #1BE3FA #57EAFB #93F1FC #CFF9FE

Accessibility & contrast

On white

1.44

#57EAFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.57

#57EAFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57EAFB

14.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57EAFB	#FFFFFF	#000000	##000000
##57EAFB	1.00	1.44	14.57	14.57
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.57	21.00	1.00	1.00
##000000	14.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7E1FC

Deuteranopia (green-blind)

#BFCFFB

Tritanopia (blue-blind)

#00F4EF

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #57eafb;
/* rgb */ color: rgb(87, 234, 251);
/* oklch */ color: oklch(86.6% 0.125 206.0);

Tailwind

colors: {
  custom: {
    50: '#99f1fc',
    500: '#57eafb',
    950: '#000000',
  },
}

SCSS

$custom: #57eafb;
$custom-light: #99f1fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57eafb",
  "rgb": {
    "r": 87,
    "g": 234,
    "b": 251
  },
  "hsl": {
    "h": 186.22,
    "s": 95.349,
    "l": 66.275
  },
  "oklch": {
    "l": 0.86568,
    "c": 0.1249,
    "h": 206
  },
  "luminance": 0.67837
}

Semantic roles & 50–950 ramp

primary

#57EAFB

secondary

#CD3A29

accent

#1800E6

background

#FCFFFF

surface

#F6FEFF

border

#D0D6D7

text

#0F1717

muted

#808585

Preview Lab

Preview with #57EAFB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →