#57A5DF#57A5DF

#57A5DF is a light, moderate cyan. Relative luminance 0.343; OKLCH L 69.6% C 0.115 H 243.0°. Best body text is #000000 at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#57A5DF
RGB	rgb(87, 165, 223)
HSL	hsl(206, 68%, 61%)
HSV	hsv(206, 61%, 87%)
CMYK	cmyk(61%, 26%, 0%, 12.5%)
CIE-LAB	lab(65.17, -6.81, -36.52)
CIE-LCH	lch(65.17, 37.15, 259.44°)
OKLab	oklab(69.64% -0.0523 -0.1026)
OKLCH	oklch(69.64% 0.115 243)
XYZ	xyz(30.6999, 34.2613, 74.7929)
Luminance	0.3426 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A5DF #DF9157

analogous

#57DFD5 #57A5DF #5761DF

triadic

#57A5DF #DF57A5 #A5DF57

tetradic

#57A5DF #D557DF #DF9157 #61DF57

square

#57A5DF #D557DF #DF9157 #61DF57

split-complementary

#57A5DF #DF5761 #DFD557

monochromatic

#1E679E #2889D1 #57A5DF #8AC1E9 #BEDCF3

Accessibility & contrast

On white

2.67

#57A5DF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.85

#57A5DF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A5DF

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A5DF	#FFFFFF	#000000	##000000
##57A5DF	1.00	2.67	7.85	7.85
#FFFFFF	2.67	1.00	21.00	21.00
#000000	7.85	21.00	1.00	1.00
##000000	7.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8BA6E2

Deuteranopia (green-blind)

#7998DE

Tritanopia (blue-blind)

#00B3B9

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57a5df;
/* rgb */ color: rgb(87, 165, 223);
/* oklch */ color: oklch(69.6% 0.115 243.0);

Tailwind

colors: {
  custom: {
    50: '#92bfe9',
    500: '#57a5df',
    950: '#000000',
  },
}

SCSS

$custom: #57a5df;
$custom-light: #92bfe9;
$custom-dark: #000000;

JSON

{
  "hex": "#57a5df",
  "rgb": {
    "r": 87,
    "g": 165,
    "b": 223
  },
  "hsl": {
    "h": 205.588,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.69637,
    "c": 0.11521,
    "h": 243
  },
  "luminance": 0.34264
}

Semantic roles & 50–950 ramp

primary

#57A5DF

secondary

#E3C5AF

accent

#6516D0

background

#F9FBFE

surface

#F2F7FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A5DF

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

Preview Lab → · Contrast checker → · Palette generator →