#57A7DB#57A7DB

#57A7DB is a light, moderate cyan. Relative luminance 0.348; OKLCH L 69.9% C 0.110 H 239.5°. Best body text is #000000 at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#57A7DB
RGB	rgb(87, 167, 219)
HSL	hsl(204, 65%, 60%)
HSV	hsv(204, 60%, 86%)
CMYK	cmyk(60.3%, 23.7%, 0%, 14.1%)
CIE-LAB	lab(65.57, -9.18, -33.69)
CIE-LCH	lch(65.57, 34.91, 254.75°)
OKLab	oklab(69.9% -0.0557 -0.0945)
OKLCH	oklch(69.9% 0.11 239.5)
XYZ	xyz(30.5306, 34.7752, 72.1074)
Luminance	0.3478 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A7DB #DB8B57

analogous

#57DBCD #57A7DB #5765DB

triadic

#57A7DB #DB57A7 #A7DB57

tetradic

#57A7DB #CD57DB #DB8B57 #65DB57

square

#57A7DB #CD57DB #DB8B57 #65DB57

split-complementary

#57A7DB #DB5765 #DBCD57

monochromatic

#206897 #2B8BCA #57A7DB #89C1E6 #BCDCF1

Accessibility & contrast

On white

2.64

#57A7DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.96

#57A7DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A7DB

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A7DB	#FFFFFF	#000000	##000000
##57A7DB	1.00	2.64	7.96	7.96
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.96	21.00	1.00	1.00
##000000	7.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8FA7DD

Deuteranopia (green-blind)

#7D99DA

Tritanopia (blue-blind)

#00B4B9

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #57a7db;
/* rgb */ color: rgb(87, 167, 219);
/* oklch */ color: oklch(69.9% 0.110 239.5);

Tailwind

colors: {
  custom: {
    50: '#91c1e6',
    500: '#57a7db',
    950: '#000000',
  },
}

SCSS

$custom: #57a7db;
$custom-light: #91c1e6;
$custom-dark: #000000;

JSON

{
  "hex": "#57a7db",
  "rgb": {
    "r": 87,
    "g": 167,
    "b": 219
  },
  "hsl": {
    "h": 203.636,
    "s": 64.706,
    "l": 60
  },
  "oklch": {
    "l": 0.69901,
    "c": 0.10968,
    "h": 239.5
  },
  "luminance": 0.34778
}

Semantic roles & 50–950 ramp

primary

#57A7DB

secondary

#E0C2AD

accent

#8240E8

background

#F9FBFE

surface

#F2F7FC

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A7DB

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

Preview Lab → · Contrast checker → · Palette generator →