#57A9E7#57A9E7

#57A9E7 is a light, vivid cyan. Relative luminance 0.362; OKLCH L 70.9% C 0.121 H 243.6°. Best body text is #000000 at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#57A9E7
RGB	rgb(87, 169, 231)
HSL	hsl(206, 75%, 62%)
HSV	hsv(206, 62%, 91%)
CMYK	cmyk(62.3%, 26.8%, 0%, 9.4%)
CIE-LAB	lab(66.65, -6.47, -38.61)
CIE-LCH	lch(66.65, 39.15, 260.48°)
OKLab	oklab(70.92% -0.054 -0.1087)
OKLCH	oklch(70.92% 0.121 243.6)
XYZ	xyz(32.5368, 36.1685, 80.8523)
Luminance	0.3617 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A9E7 #E79557

analogous

#57E7DD #57A9E7 #5761E7

triadic

#57A9E7 #E757A9 #A9E757

tetradic

#57A9E7 #DD57E7 #E79557 #61E757

square

#57A9E7 #DD57E7 #E79557 #61E757

split-complementary

#57A9E7 #E75761 #E7DD57

monochromatic

#186CAB #218EDF #57A9E7 #8DC4EF #C2E0F6

Accessibility & contrast

On white

2.55

#57A9E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.23

#57A9E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A9E7

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A9E7	#FFFFFF	#000000	##000000
##57A9E7	1.00	2.55	8.23	8.23
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.23	21.00	1.00	1.00
##000000	8.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8DAAEA

Deuteranopia (green-blind)

#7A9CE6

Tritanopia (blue-blind)

#00B8BE

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #57a9e7;
/* rgb */ color: rgb(87, 169, 231);
/* oklch */ color: oklch(70.9% 0.121 243.6);

Tailwind

colors: {
  custom: {
    50: '#93c2ef',
    500: '#57a9e7',
    950: '#000000',
  },
}

SCSS

$custom: #57a9e7;
$custom-light: #93c2ef;
$custom-dark: #000000;

JSON

{
  "hex": "#57a9e7",
  "rgb": {
    "r": 87,
    "g": 169,
    "b": 231
  },
  "hsl": {
    "h": 205.833,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.70918,
    "c": 0.12134,
    "h": 243.6
  },
  "luminance": 0.36172
}

Semantic roles & 50–950 ramp

primary

#57A9E7

secondary

#E7C9B3

accent

#650ED7

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A9E7

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

Preview Lab → · Contrast checker → · Palette generator →