#57C5ED#57C5ED

#57C5ED is a light, moderate cyan. Relative luminance 0.481; OKLCH L 77.5% C 0.115 H 225.2°. Best body text is #000000 at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#57C5ED
RGB	rgb(87, 197, 237)
HSL	hsl(196, 81%, 64%)
HSV	hsv(196, 63%, 93%)
CMYK	cmyk(63.3%, 16.9%, 0%, 7.1%)
CIE-LAB	lab(74.87, -19.57, -29.14)
CIE-LCH	lch(74.87, 35.10, 236.12°)
OKLab	oklab(77.53% -0.0807 -0.0813)
OKLCH	oklch(77.53% 0.115 225.2)
XYZ	xyz(39.1767, 48.0691, 87.3179)
Luminance	0.4807 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57C5ED #ED7F57

analogous

#57EDCA #57C5ED #577AED

triadic

#57C5ED #ED57C5 #C5ED57

tetradic

#57C5ED #CA57ED #ED7F57 #7AED57

square

#57C5ED #CA57ED #ED7F57 #7AED57

split-complementary

#57C5ED #ED577A #EDCA57

monochromatic

#148BB6 #20B2E7 #57C5ED #8ED8F3 #C6EBF9

Accessibility & contrast

On white

1.98

#57C5ED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.61

#57C5ED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57C5ED

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57C5ED	#FFFFFF	#000000	##000000
##57C5ED	1.00	1.98	10.61	10.61
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.61	21.00	1.00	1.00
##000000	10.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFC1EF

Deuteranopia (green-blind)

#9AB1ED

Tritanopia (blue-blind)

#00D1D2

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #57c5ed;
/* rgb */ color: rgb(87, 197, 237);
/* oklch */ color: oklch(77.5% 0.115 225.2);

Tailwind

colors: {
  custom: {
    50: '#95d6f3',
    500: '#57c5ed',
    950: '#000000',
  },
}

SCSS

$custom: #57c5ed;
$custom-light: #95d6f3;
$custom-dark: #000000;

JSON

{
  "hex": "#57c5ed",
  "rgb": {
    "r": 87,
    "g": 197,
    "b": 237
  },
  "hsl": {
    "h": 196,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.77531,
    "c": 0.11457,
    "h": 225.2
  },
  "luminance": 0.48073
}

Semantic roles & 50–950 ramp

primary

#57C5ED

secondary

#EAC3B5

accent

#4109DD

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1417

muted

#7E8385

Preview Lab

Preview with #57C5ED

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

Preview Lab → · Contrast checker → · Palette generator →