#57ABE8#57ABE8

#57ABE8 is a light, vivid cyan. Relative luminance 0.370; OKLCH L 71.4% C 0.121 H 242.6°. Best body text is #000000 at 8.40:1 contrast (WCAG AA passes).

Color values

HEX	#57ABE8
RGB	rgb(87, 171, 232)
HSL	hsl(205, 76%, 63%)
HSV	hsv(205, 63%, 91%)
CMYK	cmyk(62.5%, 26.3%, 0%, 9%)
CIE-LAB	lab(67.26, -7.26, -38.21)
CIE-LCH	lch(67.26, 38.89, 259.24°)
OKLab	oklab(71.41% -0.0557 -0.1075)
OKLCH	oklch(71.41% 0.121 242.6)
XYZ	xyz(33.0534, 36.9750, 81.7232)
Luminance	0.3698 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57ABE8 #E89457

analogous

#57E8DC #57ABE8 #5763E8

triadic

#57ABE8 #E857AB #ABE857

tetradic

#57ABE8 #DC57E8 #E89457 #63E857

square

#57ABE8 #DC57E8 #E89457 #63E857

split-complementary

#57ABE8 #E85763 #E8DC57

monochromatic

#186EAD #2190E1 #57ABE8 #8DC6EF #C3E1F7

Accessibility & contrast

On white

2.50

#57ABE8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.40

#57ABE8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57ABE8

8.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57ABE8	#FFFFFF	#000000	##000000
##57ABE8	1.00	2.50	8.40	8.40
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.40	21.00	1.00	1.00
##000000	8.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#90ACEB

Deuteranopia (green-blind)

#7C9DE7

Tritanopia (blue-blind)

#00BAC0

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57abe8;
/* rgb */ color: rgb(87, 171, 232);
/* oklch */ color: oklch(71.4% 0.121 242.6);

Tailwind

colors: {
  custom: {
    50: '#93c3ef',
    500: '#57abe8',
    950: '#000000',
  },
}

SCSS

$custom: #57abe8;
$custom-light: #93c3ef;
$custom-dark: #000000;

JSON

{
  "hex": "#57abe8",
  "rgb": {
    "r": 87,
    "g": 171,
    "b": 232
  },
  "hsl": {
    "h": 205.241,
    "s": 75.916,
    "l": 62.549
  },
  "oklch": {
    "l": 0.71414,
    "c": 0.12108,
    "h": 242.6
  },
  "luminance": 0.36978
}

Semantic roles & 50–950 ramp

primary

#57ABE8

secondary

#E8C9B3

accent

#630DD8

background

#F9FCFE

surface

#F2F8FD

border

#CCD1D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57ABE8

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

Preview Lab → · Contrast checker → · Palette generator →