#57A4F1#57A4F1

#57A4F1 is a light, vivid cyan. Relative luminance 0.349; OKLCH L 70.3% C 0.137 H 250.4°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#57A4F1
RGB	rgb(87, 164, 241)
HSL	hsl(210, 85%, 64%)
HSV	hsv(210, 64%, 95%)
CMYK	cmyk(63.9%, 32%, 0%, 5.5%)
CIE-LAB	lab(65.69, -0.42, -45.59)
CIE-LCH	lch(65.69, 45.59, 269.48°)
OKLab	oklab(70.31% -0.046 -0.129)
OKLCH	oklch(70.31% 0.137 250.4)
XYZ	xyz(33.0773, 34.9248, 88.2000)
Luminance	0.3493 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A4F1 #F1A457

analogous

#57F1F1 #57A4F1 #5757F1

triadic

#57A4F1 #F157A4 #A4F157

tetradic

#57A4F1 #F157F1 #F1A457 #57F157

square

#57A4F1 #F157F1 #F1A457 #57F157

split-complementary

#57A4F1 #F15757 #F1F157

monochromatic

#1067BE #1F85EC #57A4F1 #8FC3F6 #C8E1FA

Accessibility & contrast

On white

2.63

#57A4F1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.99

#57A4F1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A4F1

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A4F1	#FFFFFF	#000000	##000000
##57A4F1	1.00	2.63	7.99	7.99
#FFFFFF	2.63	1.00	21.00	21.00
#000000	7.99	21.00	1.00	1.00
##000000	7.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82A8F4

Deuteranopia (green-blind)

#6D99EF

Tritanopia (blue-blind)

#00B6C0

Achromatopsia (no color)

#A0A0A0

Design tokens & code

CSS

--color: #57a4f1;
/* rgb */ color: rgb(87, 164, 241);
/* oklch */ color: oklch(70.3% 0.137 250.4);

Tailwind

colors: {
  custom: {
    50: '#94bef6',
    500: '#57a4f1',
    950: '#000000',
  },
}

SCSS

$custom: #57a4f1;
$custom-light: #94bef6;
$custom-dark: #000000;

JSON

{
  "hex": "#57a4f1",
  "rgb": {
    "r": 87,
    "g": 164,
    "b": 241
  },
  "hsl": {
    "h": 210,
    "s": 84.615,
    "l": 64.314
  },
  "oklch": {
    "l": 0.70311,
    "c": 0.13693,
    "h": 250.4
  },
  "luminance": 0.34928
}

Semantic roles & 50–950 ramp

primary

#57A4F1

secondary

#EDD2B7

accent

#7304E1

background

#F9FBFF

surface

#F2F6FE

border

#CCD0D6

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #57A4F1

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

Preview Lab → · Contrast checker → · Palette generator →