#57DDEE#57DDEE

#57DDEE is a very light, moderate teal. Relative luminance 0.599; OKLCH L 83.1% C 0.117 H 206.9°. Best body text is #000000 at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#57DDEE
RGB	rgb(87, 221, 238)
HSL	hsl(187, 82%, 64%)
HSV	hsv(187, 63%, 93%)
CMYK	cmyk(63.4%, 7.1%, 0%, 6.7%)
CIE-LAB	lab(81.79, -31.19, -19.13)
CIE-LCH	lch(81.79, 36.59, 211.53°)
OKLab	oklab(83.1% -0.1045 -0.0531)
OKLCH	oklch(83.1% 0.117 206.9)
XYZ	xyz(45.2130, 59.9073, 90.0528)
Luminance	0.5991 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57DDEE #EE6857

analogous

#57EEB3 #57DDEE #5791EE

triadic

#57DDEE #EE57DD #DDEE57

tetradic

#57DDEE #B357EE #EE6857 #91EE57

square

#57DDEE #B357EE #EE6857 #91EE57

split-complementary

#57DDEE #EE5791 #EEB357

monochromatic

#13A5B8 #1FD2E8 #57DDEE #8FE8F4 #C6F3F9

Accessibility & contrast

On white

1.62

#57DDEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.98

#57DDEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DDEE

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57DDEE	#FFFFFF	#000000	##000000
##57DDEE	1.00	1.62	12.98	12.98
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.98	21.00	1.00	1.00
##000000	12.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD5EF

Deuteranopia (green-blind)

#B5C4EE

Tritanopia (blue-blind)

#00E6E2

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #57ddee;
/* rgb */ color: rgb(87, 221, 238);
/* oklch */ color: oklch(83.1% 0.117 206.9);

Tailwind

colors: {
  custom: {
    50: '#97e8f3',
    500: '#57ddee',
    950: '#000000',
  },
}

SCSS

$custom: #57ddee;
$custom-light: #97e8f3;
$custom-dark: #000000;

JSON

{
  "hex": "#57ddee",
  "rgb": {
    "r": 87,
    "g": 221,
    "b": 238
  },
  "hsl": {
    "h": 186.755,
    "s": 81.622,
    "l": 63.725
  },
  "oklch": {
    "l": 0.83097,
    "c": 0.11723,
    "h": 206.9
  },
  "luminance": 0.59912
}

Semantic roles & 50–950 ramp

primary

#57DDEE

secondary

#B74132

accent

#2008DE

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #57DDEE

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

Preview Lab → · Contrast checker → · Palette generator →