#57DAF0#57DAF0

#57DAF0 is a very light, moderate teal. Relative luminance 0.585; OKLCH L 82.5% C 0.117 H 210.5°. Best body text is #000000 at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#57DAF0
RGB	rgb(87, 218, 240)
HSL	hsl(189, 84%, 64%)
HSV	hsv(189, 64%, 94%)
CMYK	cmyk(63.7%, 9.2%, 0%, 5.9%)
CIE-LAB	lab(80.99, -29.17, -21.40)
CIE-LCH	lch(80.99, 36.18, 216.27°)
OKLab	oklab(82.48% -0.1008 -0.0594)
OKLCH	oklch(82.48% 0.117 210.5)
XYZ	xyz(44.7235, 58.4555, 91.3472)
Luminance	0.5846 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57DAF0 #F06D57

analogous

#57F0B9 #57DAF0 #578EF0

triadic

#57DAF0 #F057DA #DAF057

tetradic

#57DAF0 #B957F0 #F06D57 #8EF057

square

#57DAF0 #B957F0 #F06D57 #8EF057

split-complementary

#57DAF0 #F0578E #F0B957

monochromatic

#11A3BC #1FCEEB #57DAF0 #8FE6F5 #C7F3FA

Accessibility & contrast

On white

1.65

#57DAF0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.69

#57DAF0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DAF0

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57DAF0	#FFFFFF	#000000	##000000
##57DAF0	1.00	1.65	12.69	12.69
#FFFFFF	1.65	1.00	21.00	21.00
#000000	12.69	21.00	1.00	1.00
##000000	12.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C7D3F1

Deuteranopia (green-blind)

#B1C2F0

Tritanopia (blue-blind)

#00E4E1

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #57daf0;
/* rgb */ color: rgb(87, 218, 240);
/* oklch */ color: oklch(82.5% 0.117 210.5);

Tailwind

colors: {
  custom: {
    50: '#97e5f5',
    500: '#57daf0',
    950: '#000000',
  },
}

SCSS

$custom: #57daf0;
$custom-light: #97e5f5;
$custom-dark: #000000;

JSON

{
  "hex": "#57daf0",
  "rgb": {
    "r": 87,
    "g": 218,
    "b": 240
  },
  "hsl": {
    "h": 188.627,
    "s": 83.607,
    "l": 64.118
  },
  "oklch": {
    "l": 0.82477,
    "c": 0.11697,
    "h": 210.5
  },
  "luminance": 0.5846
}

Semantic roles & 50–950 ramp

primary

#57DAF0

secondary

#BA4531

accent

#2505E0

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #57DAF0

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

Preview Lab → · Contrast checker → · Palette generator →