#579FE3#579FE3

#579FE3 is a light, vivid cyan. Relative luminance 0.324; OKLCH L 68.5% C 0.124 H 248.9°. Best body text is #000000 at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#579FE3
RGB	rgb(87, 159, 227)
HSL	hsl(209, 71%, 62%)
HSV	hsv(209, 62%, 89%)
CMYK	cmyk(61.7%, 30%, 0%, 11%)
CIE-LAB	lab(63.64, -2.15, -41.11)
CIE-LCH	lch(63.64, 41.17, 267.01°)
OKLab	oklab(68.49% -0.0448 -0.116)
OKLCH	oklch(68.49% 0.124 248.9)
XYZ	xyz(30.1887, 32.3657, 77.3144)
Luminance	0.3237 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FE3 #E39B57

analogous

#57E3E1 #579FE3 #5759E3

triadic

#579FE3 #E3579F #9FE357

tetradic

#579FE3 #E157E3 #E39B57 #59E357

square

#579FE3 #E157E3 #E39B57 #59E357

split-complementary

#579FE3 #E35759 #E3E157

monochromatic

#1B62A4 #2481D9 #579FE3 #8BBDEC #C0DBF4

Accessibility & contrast

On white

2.81

#579FE3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.47

#579FE3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FE3

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FE3	#FFFFFF	#000000	##000000
##579FE3	1.00	2.81	7.47	7.47
#FFFFFF	2.81	1.00	21.00	21.00
#000000	7.47	21.00	1.00	1.00
##000000	7.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82A2E6

Deuteranopia (green-blind)

#6F94E2

Tritanopia (blue-blind)

#00AFB7

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #579fe3;
/* rgb */ color: rgb(87, 159, 227);
/* oklch */ color: oklch(68.5% 0.124 248.9);

Tailwind

colors: {
  custom: {
    50: '#92bbec',
    500: '#579fe3',
    950: '#000000',
  },
}

SCSS

$custom: #579fe3;
$custom-light: #92bbec;
$custom-dark: #000000;

JSON

{
  "hex": "#579fe3",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 227
  },
  "hsl": {
    "h": 209.143,
    "s": 71.429,
    "l": 61.569
  },
  "oklch": {
    "l": 0.68492,
    "c": 0.12435,
    "h": 248.9
  },
  "luminance": 0.32369
}

Semantic roles & 50–950 ramp

primary

#579FE3

secondary

#E5CAB1

accent

#7012D3

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579FE3

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

Preview Lab → · Contrast checker → · Palette generator →