#579EDF#579EDF

#579EDF is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.1% C 0.120 H 248.1°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#579EDF
RGB	rgb(87, 158, 223)
HSL	hsl(209, 68%, 61%)
HSV	hsv(209, 61%, 87%)
CMYK	cmyk(61%, 29.1%, 0%, 12.5%)
CIE-LAB	lab(63.18, -2.88, -39.62)
CIE-LCH	lch(63.18, 39.73, 265.85°)
OKLab	oklab(68.07% -0.045 -0.1117)
OKLCH	oklch(68.07% 0.12 248.1)
XYZ	xyz(29.4717, 31.8049, 74.3835)
Luminance	0.3181 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579EDF #DF9857

analogous

#57DFDC #579EDF #575ADF

triadic

#579EDF #DF579E #9EDF57

tetradic

#579EDF #DC57DF #DF9857 #5ADF57

square

#579EDF #DC57DF #DF9857 #5ADF57

split-complementary

#579EDF #DF575A #DFDC57

monochromatic

#1E619E #2880D1 #579EDF #8ABCE9 #BED9F3

Accessibility & contrast

On white

2.85

#579EDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#579EDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579EDF

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579EDF	#FFFFFF	#000000	##000000
##579EDF	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82A0E2

Deuteranopia (green-blind)

#7093DE

Tritanopia (blue-blind)

#00ADB5

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #579edf;
/* rgb */ color: rgb(87, 158, 223);
/* oklch */ color: oklch(68.1% 0.120 248.1);

Tailwind

colors: {
  custom: {
    50: '#92bae9',
    500: '#579edf',
    950: '#000000',
  },
}

SCSS

$custom: #579edf;
$custom-light: #92bae9;
$custom-dark: #000000;

JSON

{
  "hex": "#579edf",
  "rgb": {
    "r": 87,
    "g": 158,
    "b": 223
  },
  "hsl": {
    "h": 208.676,
    "s": 68,
    "l": 60.784
  },
  "oklch": {
    "l": 0.68069,
    "c": 0.12039,
    "h": 248.1
  },
  "luminance": 0.31808
}

Semantic roles & 50–950 ramp

primary

#579EDF

secondary

#E3C8AF

accent

#6F16D0

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579EDF

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

Preview Lab → · Contrast checker → · Palette generator →