#57B2FA#57B2FA

#57B2FA is a light, vivid cyan. Relative luminance 0.408; OKLCH L 73.8% C 0.136 H 245.1°. Best body text is #000000 at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#57B2FA
RGB	rgb(87, 178, 250)
HSL	hsl(207, 94%, 66%)
HSV	hsv(207, 65%, 98%)
CMYK	cmyk(65.2%, 28.8%, 0%, 2%)
CIE-LAB	lab(70.01, -5.33, -43.71)
CIE-LCH	lch(70.01, 44.03, 263.05°)
OKLab	oklab(73.85% -0.0573 -0.1234)
OKLCH	oklch(73.85% 0.136 245.1)
XYZ	xyz(37.0997, 40.7653, 96.3372)
Luminance	0.4077 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57B2FA #FA9F57

analogous

#57FAF0 #57B2FA #5760FA

triadic

#57B2FA #FA57B2 #B2FA57

tetradic

#57B2FA #F057FA #FA9F57 #60FA57

square

#57B2FA #F057FA #FA9F57 #60FA57

split-complementary

#57B2FA #FA5760 #FAF057

monochromatic

#0677D0 #1C97F8 #57B2FA #92CDFC #CEE8FE

Accessibility & contrast

On white

2.29

#57B2FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.15

#57B2FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57B2FA

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57B2FA	#FFFFFF	#000000	##000000
##57B2FA	1.00	2.29	9.15	9.15
#FFFFFF	2.29	1.00	21.00	21.00
#000000	9.15	21.00	1.00	1.00
##000000	9.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#92B4FD

Deuteranopia (green-blind)

#7CA4F9

Tritanopia (blue-blind)

#00C3CB

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #57b2fa;
/* rgb */ color: rgb(87, 178, 250);
/* oklch */ color: oklch(73.8% 0.136 245.1);

Tailwind

colors: {
  custom: {
    50: '#96c8fc',
    500: '#57b2fa',
    950: '#000000',
  },
}

SCSS

$custom: #57b2fa;
$custom-light: #96c8fc;
$custom-dark: #000000;

JSON

{
  "hex": "#57b2fa",
  "rgb": {
    "r": 87,
    "g": 178,
    "b": 250
  },
  "hsl": {
    "h": 206.503,
    "s": 94.22,
    "l": 66.078
  },
  "oklch": {
    "l": 0.73846,
    "c": 0.13603,
    "h": 245.1
  },
  "luminance": 0.40769
}

Semantic roles & 50–950 ramp

primary

#57B2FA

secondary

#F1D3BC

accent

#6500E6

background

#F9FCFF

surface

#F2F8FF

border

#CCD1D7

text

#0F1317

muted

#7E8285

Preview Lab

Preview with #57B2FA

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

Preview Lab → · Contrast checker → · Palette generator →