#579FD4#579FD4

#579FD4 is a light, moderate cyan. Relative luminance 0.316; OKLCH L 67.8% C 0.107 H 242.5°. Best body text is #000000 at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#579FD4
RGB	rgb(87, 159, 212)
HSL	hsl(205, 59%, 59%)
HSV	hsv(205, 59%, 83%)
CMYK	cmyk(59%, 25%, 0%, 16.9%)
CIE-LAB	lab(62.99, -6.95, -33.82)
CIE-LCH	lch(62.99, 34.53, 258.38°)
OKLab	oklab(67.76% -0.0494 -0.0949)
OKLCH	oklch(67.76% 0.107 242.5)
XYZ	xyz(28.2079, 31.5734, 66.8823)
Luminance	0.3158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#579FD4 #D48C57

analogous

#57D4CA #579FD4 #5760D4

triadic

#579FD4 #D4579F #9FD457

tetradic

#579FD4 #CA57D4 #D48C57 #60D457

square

#579FD4 #CA57D4 #D48C57 #60D457

split-complementary

#579FD4 #D45760 #D4CA57

monochromatic

#24608D #3082BD #579FD4 #88BBE0 #B8D7ED

Accessibility & contrast

On white

2.87

#579FD4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.32

#579FD4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #579FD4

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##579FD4	#FFFFFF	#000000	##000000
##579FD4	1.00	2.87	7.32	7.32
#FFFFFF	2.87	1.00	21.00	21.00
#000000	7.32	21.00	1.00	1.00
##000000	7.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#889FD6

Deuteranopia (green-blind)

#7793D3

Tritanopia (blue-blind)

#00ACB1

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #579fd4;
/* rgb */ color: rgb(87, 159, 212);
/* oklch */ color: oklch(67.8% 0.107 242.5);

Tailwind

colors: {
  custom: {
    50: '#90bbe1',
    500: '#579fd4',
    950: '#000000',
  },
}

SCSS

$custom: #579fd4;
$custom-light: #90bbe1;
$custom-dark: #000000;

JSON

{
  "hex": "#579fd4",
  "rgb": {
    "r": 87,
    "g": 159,
    "b": 212
  },
  "hsl": {
    "h": 205.44,
    "s": 59.242,
    "l": 58.627
  },
  "oklch": {
    "l": 0.6776,
    "c": 0.10701,
    "h": 242.5
  },
  "luminance": 0.31576
}

Semantic roles & 50–950 ramp

primary

#579FD4

secondary

#DCC0AB

accent

#8845E2

background

#F9FBFD

surface

#F2F6FB

border

#CCD0D4

text

#0D1115

muted

#7E8083

Preview Lab

Preview with #579FD4

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

Preview Lab → · Contrast checker → · Palette generator →