#57A9FA#57A9FA

#57A9FA is a light, vivid cyan. Relative luminance 0.373; OKLCH L 71.9% C 0.143 H 250.2°. Best body text is #000000 at 8.46:1 contrast (WCAG AA passes).

Color values

HEX	#57A9FA
RGB	rgb(87, 169, 250)
HSL	hsl(210, 94%, 66%)
HSV	hsv(210, 65%, 98%)
CMYK	cmyk(65.2%, 32.4%, 0%, 2%)
CIE-LAB	lab(67.50, -0.29, -47.65)
CIE-LCH	lch(67.50, 47.65, 269.65°)
OKLab	oklab(71.87% -0.0485 -0.1349)
OKLCH	oklch(71.87% 0.143 250.2)
XYZ	xyz(35.3674, 37.3007, 95.7598)
Luminance	0.3730 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A9FA #FAA857

analogous

#57FAFA #57A9FA #5757FA

triadic

#57A9FA #FA57A9 #A9FA57

tetradic

#57A9FA #FA57FA #FAA857 #57FA57

square

#57A9FA #FA57FA #FAA857 #57FA57

split-complementary

#57A9FA #FA5757 #FAFA57

monochromatic

#066CD0 #1C8BF8 #57A9FA #92C7FC #CEE6FE

Accessibility & contrast

On white

2.48

#57A9FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.46

#57A9FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A9FA

8.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A9FA	#FFFFFF	#000000	##000000
##57A9FA	1.00	2.48	8.46	8.46
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.46	21.00	1.00	1.00
##000000	8.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85ADFD

Deuteranopia (green-blind)

#6F9DF8

Tritanopia (blue-blind)

#00BCC6

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #57a9fa;
/* rgb */ color: rgb(87, 169, 250);
/* oklch */ color: oklch(71.9% 0.143 250.2);

Tailwind

colors: {
  custom: {
    50: '#95c2fc',
    500: '#57a9fa',
    950: '#000000',
  },
}

SCSS

$custom: #57a9fa;
$custom-light: #95c2fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57a9fa",
  "rgb": {
    "r": 87,
    "g": 169,
    "b": 250
  },
  "hsl": {
    "h": 209.816,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.71871,
    "c": 0.14336,
    "h": 250.2
  },
  "luminance": 0.37304
}

Semantic roles & 50–950 ramp

primary

#57A9FA

secondary

#F1D6BC

accent

#7200E6

background

#F9FBFF

surface

#F2F7FF

border

#CCD0D7

text

#0F1217

muted

#7E8185

Preview Lab

Preview with #57A9FA

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

Preview Lab → · Contrast checker → · Palette generator →