#57EEFB#57EEFB

#57EEFB is a very light, vivid teal. Relative luminance 0.701; OKLCH L 87.5% C 0.126 H 203.3°. Best body text is #000000 at 15.03:1 contrast (WCAG AA passes).

Color values

HEX	#57EEFB
RGB	rgb(87, 238, 251)
HSL	hsl(185, 95%, 66%)
HSV	hsv(185, 65%, 98%)
CMYK	cmyk(65.3%, 5.2%, 0%, 1.6%)
CIE-LAB	lab(87.06, -35.53, -18.03)
CIE-LCH	lch(87.06, 39.85, 206.91°)
OKLab	oklab(87.49% -0.1161 -0.05)
OKLCH	oklch(87.49% 0.126 203.3)
XYZ	xyz(51.9101, 70.1345, 102.0496)
Luminance	0.7014 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57EEFB #FB6457

analogous

#57FBB6 #57EEFB #579CFB

triadic

#57EEFB #FB57EE #EEFB57

tetradic

#57EEFB #B657FB #FB6457 #9CFB57

square

#57EEFB #B657FB #FB6457 #9CFB57

split-complementary

#57EEFB #FB579C #FBB657

monochromatic

#05C2D3 #1BE8FA #57EEFB #93F4FC #CFFAFE

Accessibility & contrast

On white

1.40

#57EEFB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.03

#57EEFB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57EEFB

15.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57EEFB	#FFFFFF	#000000	##000000
##57EEFB	1.00	1.40	15.03	15.03
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.03	21.00	1.00	1.00
##000000	15.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCE4FC

Deuteranopia (green-blind)

#C4D2FC

Tritanopia (blue-blind)

#00F7F2

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #57eefb;
/* rgb */ color: rgb(87, 238, 251);
/* oklch */ color: oklch(87.5% 0.126 203.3);

Tailwind

colors: {
  custom: {
    50: '#99f4fc',
    500: '#57eefb',
    950: '#000000',
  },
}

SCSS

$custom: #57eefb;
$custom-light: #99f4fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57eefb",
  "rgb": {
    "r": 87,
    "g": 238,
    "b": 251
  },
  "hsl": {
    "h": 184.756,
    "s": 95.349,
    "l": 66.275
  },
  "oklch": {
    "l": 0.87489,
    "c": 0.12645,
    "h": 203.3
  },
  "luminance": 0.7014
}

Semantic roles & 50–950 ramp

primary

#57EEFB

secondary

#CD3629

accent

#1200E6

background

#FCFFFF

surface

#F6FEFF

border

#D0D6D7

text

#0F1717

muted

#808585

Preview Lab

Preview with #57EEFB

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

Preview Lab → · Contrast checker → · Palette generator →