#579CDC#579CDC

#579CDC is a light, moderate cyan. Relative luminance 0.310; OKLCH L 67.5% C 0.118 H 248.3°. Best body text is #000000 at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#579CDC
RGB	rgb(87, 156, 220)
HSL	hsl(209, 66%, 60%)
HSV	hsv(209, 60%, 86%)
CMYK	cmyk(60.5%, 29.1%, 0%, 13.7%)
CIE-LAB	lab(62.48, -2.71, -39.06)
CIE-LCH	lch(62.48, 39.15, 266.03°)
OKLab	oklab(67.47% -0.0437 -0.1101)
OKLCH	oklch(67.47% 0.118 248.3)
XYZ	xyz(28.7325, 30.9678, 72.1595)
Luminance	0.3097 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579CDC #DC9757

analogous

#57DCD9 #579CDC #575ADC

triadic

#579CDC #DC579C #9CDC57

tetradic

#579CDC #D957DC #DC9757 #5ADC57

square

#579CDC #D957DC #DC9757 #5ADC57

split-complementary

#579CDC #DC575A #DCD957

monochromatic

#205F99 #2A7ECB #579CDC #8ABAE7 #BCD8F1

Accessibility & contrast

On white

2.92

#579CDC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.19

#579CDC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579CDC

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579CDC	#FFFFFF	#000000	##000000
##579CDC	1.00	2.92	7.19	7.19
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.19	21.00	1.00	1.00
##000000	7.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819EDF

Deuteranopia (green-blind)

#6F91DB

Tritanopia (blue-blind)

#00ABB2

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #579cdc;
/* rgb */ color: rgb(87, 156, 220);
/* oklch */ color: oklch(67.5% 0.118 248.3);

Tailwind

colors: {
  custom: {
    50: '#91b9e7',
    500: '#579cdc',
    950: '#000000',
  },
}

SCSS

$custom: #579cdc;
$custom-light: #91b9e7;
$custom-dark: #000000;

JSON

{
  "hex": "#579cdc",
  "rgb": {
    "r": 87,
    "g": 156,
    "b": 220
  },
  "hsl": {
    "h": 208.872,
    "s": 65.517,
    "l": 60.196
  },
  "oklch": {
    "l": 0.67473,
    "c": 0.11843,
    "h": 248.3
  },
  "luminance": 0.3097
}

Semantic roles & 50–950 ramp

primary

#579CDC

secondary

#E1C6AE

accent

#6F18CD

background

#F9FBFE

surface

#F2F6FC

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #579CDC

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

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