#57A6E7#57A6E7

#57A6E7 is a light, vivid cyan. Relative luminance 0.351; OKLCH L 70.2% C 0.124 H 245.7°. Best body text is #000000 at 8.01:1 contrast (WCAG AA passes).

Color values

HEX	#57A6E7
RGB	rgb(87, 166, 231)
HSL	hsl(207, 75%, 62%)
HSV	hsv(207, 62%, 91%)
CMYK	cmyk(62.3%, 28.1%, 0%, 9.4%)
CIE-LAB	lab(65.80, -4.80, -39.94)
CIE-LCH	lch(65.80, 40.23, 263.14°)
OKLab	oklab(70.25% -0.0509 -0.1125)
OKLCH	oklch(70.25% 0.124 245.7)
XYZ	xyz(31.9851, 35.0651, 80.6684)
Luminance	0.3507 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A6E7 #E79857

analogous

#57E7E0 #57A6E7 #575EE7

triadic

#57A6E7 #E757A6 #A6E757

tetradic

#57A6E7 #E057E7 #E79857 #5EE757

square

#57A6E7 #E057E7 #E79857 #5EE757

split-complementary

#57A6E7 #E7575E #E7E057

monochromatic

#1869AB #218ADF #57A6E7 #8DC2EF #C2DFF6

Accessibility & contrast

On white

2.62

#57A6E7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.01

#57A6E7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A6E7

8.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A6E7	#FFFFFF	#000000	##000000
##57A6E7	1.00	2.62	8.01	8.01
#FFFFFF	2.62	1.00	21.00	21.00
#000000	8.01	21.00	1.00	1.00
##000000	8.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8AA8EA

Deuteranopia (green-blind)

#769AE6

Tritanopia (blue-blind)

#00B6BD

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57a6e7;
/* rgb */ color: rgb(87, 166, 231);
/* oklch */ color: oklch(70.2% 0.124 245.7);

Tailwind

colors: {
  custom: {
    50: '#93c0ef',
    500: '#57a6e7',
    950: '#000000',
  },
}

SCSS

$custom: #57a6e7;
$custom-light: #93c0ef;
$custom-dark: #000000;

JSON

{
  "hex": "#57a6e7",
  "rgb": {
    "r": 87,
    "g": 166,
    "b": 231
  },
  "hsl": {
    "h": 207.083,
    "s": 75,
    "l": 62.353
  },
  "oklch": {
    "l": 0.70248,
    "c": 0.12351,
    "h": 245.7
  },
  "luminance": 0.35068
}

Semantic roles & 50–950 ramp

primary

#57A6E7

secondary

#E7CAB3

accent

#690ED7

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A6E7

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

Preview Lab → · Contrast checker → · Palette generator →