#57DDE9#57DDE9

#57DDE9 is a very light, moderate teal. Relative luminance 0.596; OKLCH L 82.9% C 0.116 H 203.5°. Best body text is #000000 at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#57DDE9
RGB	rgb(87, 221, 233)
HSL	hsl(185, 77%, 63%)
HSV	hsv(185, 63%, 91%)
CMYK	cmyk(62.7%, 5.2%, 0%, 8.6%)
CIE-LAB	lab(81.63, -32.60, -16.72)
CIE-LCH	lch(81.63, 36.64, 207.15°)
OKLab	oklab(82.92% -0.1065 -0.0463)
OKLCH	oklch(82.92% 0.116 203.5)
XYZ	xyz(44.4886, 59.6175, 86.2377)
Luminance	0.5962 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57DDE9 #E96357

analogous

#57E9AC #57DDE9 #5794E9

triadic

#57DDE9 #E957DD #DDE957

tetradic

#57DDE9 #AC57E9 #E96357 #94E957

square

#57DDE9 #AC57E9 #E96357 #94E957

split-complementary

#57DDE9 #E95794 #E9AC57

monochromatic

#17A2AF #21D2E2 #57DDE9 #8DE8F0 #C3F3F7

Accessibility & contrast

On white

1.62

#57DDE9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.92

#57DDE9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57DDE9

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57DDE9	#FFFFFF	#000000	##000000
##57DDE9	1.00	1.62	12.92	12.92
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.92	21.00	1.00	1.00
##000000	12.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDD4EA

Deuteranopia (green-blind)

#B7C4EA

Tritanopia (blue-blind)

#00E5E0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #57dde9;
/* rgb */ color: rgb(87, 221, 233);
/* oklch */ color: oklch(82.9% 0.116 203.5);

Tailwind

colors: {
  custom: {
    50: '#96e8f0',
    500: '#57dde9',
    950: '#000000',
  },
}

SCSS

$custom: #57dde9;
$custom-light: #96e8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#57dde9",
  "rgb": {
    "r": 87,
    "g": 221,
    "b": 233
  },
  "hsl": {
    "h": 184.932,
    "s": 76.842,
    "l": 62.745
  },
  "oklch": {
    "l": 0.82918,
    "c": 0.11618,
    "h": 203.5
  },
  "luminance": 0.59622
}

Semantic roles & 50–950 ramp

primary

#57DDE9

secondary

#AF3F35

accent

#1D0CD9

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #57DDE9

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

Preview Lab → · Contrast checker → · Palette generator →