#57A4E3#57A4E3

#57A4E3 is a light, vivid cyan. Relative luminance 0.341; OKLCH L 69.6% C 0.120 H 245.4°. Best body text is #000000 at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#57A4E3
RGB	rgb(87, 164, 227)
HSL	hsl(207, 71%, 62%)
HSV	hsv(207, 62%, 89%)
CMYK	cmyk(61.7%, 27.8%, 0%, 11%)
CIE-LAB	lab(65.06, -4.97, -38.90)
CIE-LCH	lch(65.06, 39.21, 262.72°)
OKLab	oklab(69.61% -0.05 -0.1095)
OKLCH	oklch(69.61% 0.12 245.4)
XYZ	xyz(31.0659, 34.1202, 77.6068)
Luminance	0.3412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#57A4E3 #E39657

analogous

#57E3DC #57A4E3 #575EE3

triadic

#57A4E3 #E357A4 #A4E357

tetradic

#57A4E3 #DC57E3 #E39657 #5EE357

square

#57A4E3 #DC57E3 #E39657 #5EE357

split-complementary

#57A4E3 #E3575E #E3DC57

monochromatic

#1B67A4 #2487D9 #57A4E3 #8BC0EC #C0DDF4

Accessibility & contrast

On white

2.68

#57A4E3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.82

#57A4E3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #57A4E3

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##57A4E3	#FFFFFF	#000000	##000000
##57A4E3	1.00	2.68	7.82	7.82
#FFFFFF	2.68	1.00	21.00	21.00
#000000	7.82	21.00	1.00	1.00
##000000	7.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A6E6

Deuteranopia (green-blind)

#7598E2

Tritanopia (blue-blind)

#00B3BA

Achromatopsia (no color)

#9E9E9E

Design tokens & code

CSS

--color: #57a4e3;
/* rgb */ color: rgb(87, 164, 227);
/* oklch */ color: oklch(69.6% 0.120 245.4);

Tailwind

colors: {
  custom: {
    50: '#92beec',
    500: '#57a4e3',
    950: '#000000',
  },
}

SCSS

$custom: #57a4e3;
$custom-light: #92beec;
$custom-dark: #000000;

JSON

{
  "hex": "#57a4e3",
  "rgb": {
    "r": 87,
    "g": 164,
    "b": 227
  },
  "hsl": {
    "h": 207,
    "s": 71.429,
    "l": 61.569
  },
  "oklch": {
    "l": 0.69606,
    "c": 0.12042,
    "h": 245.4
  },
  "luminance": 0.34123
}

Semantic roles & 50–950 ramp

primary

#57A4E3

secondary

#E5C8B1

accent

#6912D3

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1216

muted

#7E8184

Preview Lab

Preview with #57A4E3

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

Preview Lab → · Contrast checker → · Palette generator →