#57A8DC#57A8DC

#57A8DC is a light, moderate cyan. Relative luminance 0.352; OKLCH L 70.2% C 0.110 H 239.2°. Best body text is #000000 at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#57A8DC
RGB	rgb(87, 168, 220)
HSL	hsl(203, 66%, 60%)
HSV	hsv(203, 60%, 86%)
CMYK	cmyk(60.5%, 23.6%, 0%, 13.7%)
CIE-LAB	lab(65.90, -9.42, -33.73)
CIE-LCH	lch(65.90, 35.02, 254.40°)
OKLab	oklab(70.17% -0.0565 -0.0946)
OKLCH	oklch(70.17% 0.11 239.2)
XYZ	xyz(30.8465, 35.1958, 72.8641)
Luminance	0.3520 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A8DC #DC8B57

analogous

#57DCCE #57A8DC #5765DC

triadic

#57A8DC #DC57A8 #A8DC57

tetradic

#57A8DC #CE57DC #DC8B57 #65DC57

square

#57A8DC #CE57DC #DC8B57 #65DC57

split-complementary

#57A8DC #DC5765 #DCCE57

monochromatic

#206999 #2A8CCB #57A8DC #8AC2E7 #BCDCF1

Accessibility & contrast

On white

2.61

#57A8DC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.04

#57A8DC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A8DC

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A8DC	#FFFFFF	#000000	##000000
##57A8DC	1.00	2.61	8.04	8.04
#FFFFFF	2.61	1.00	21.00	21.00
#000000	8.04	21.00	1.00	1.00
##000000	8.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90A8DE

Deuteranopia (green-blind)

#7E9ADB

Tritanopia (blue-blind)

#00B5BA

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57a8dc;
/* rgb */ color: rgb(87, 168, 220);
/* oklch */ color: oklch(70.2% 0.110 239.2);

Tailwind

colors: {
  custom: {
    50: '#91c1e7',
    500: '#57a8dc',
    950: '#000000',
  },
}

SCSS

$custom: #57a8dc;
$custom-light: #91c1e7;
$custom-dark: #000000;

JSON

{
  "hex": "#57a8dc",
  "rgb": {
    "r": 87,
    "g": 168,
    "b": 220
  },
  "hsl": {
    "h": 203.459,
    "s": 65.517,
    "l": 60.196
  },
  "oklch": {
    "l": 0.70174,
    "c": 0.11016,
    "h": 239.2
  },
  "luminance": 0.35199
}

Semantic roles & 50–950 ramp

primary

#57A8DC

secondary

#E1C2AE

accent

#5F18CD

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A8DC

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

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