#5579DA#5579DA

#5579DA is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.7% C 0.153 H 266.5°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#5579DA
RGB	rgb(85, 121, 218)
HSL	hsl(224, 64%, 59%)
HSV	hsv(224, 61%, 85%)
CMYK	cmyk(61%, 44.5%, 0%, 14.5%)
CIE-LAB	lab(52.58, 17.02, -53.61)
CIE-LCH	lch(52.58, 56.25, 287.61°)
OKLab	oklab(59.72% -0.0093 -0.153)
OKLCH	oklch(59.72% 0.153 266.5)
XYZ	xyz(23.2342, 20.6660, 69.0806)
Luminance	0.2067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5579DA #DAB655

analogous

#55BCDA #5579DA #7455DA

triadic

#5579DA #DA5579 #79DA55

tetradic

#5579DA #DA55BC #DAB655 #55DA74

square

#5579DA #DA55BC #DAB655 #55DA74

split-complementary

#5579DA #DA7455 #BCDA55

monochromatic

#204094 #2B55C7 #5579DA #87A1E5 #BAC8F0

Accessibility & contrast

On white

4.09

#5579DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#5579DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5579DA

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5579DA	#FFFFFF	#000000	##000000
##5579DA	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C84DE

Deuteranopia (green-blind)

#3778D8

Tritanopia (blue-blind)

#008F9F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #5579da;
/* rgb */ color: rgb(85, 121, 218);
/* oklch */ color: oklch(59.7% 0.153 266.5);

Tailwind

colors: {
  custom: {
    50: '#909fe6',
    500: '#5579da',
    950: '#000000',
  },
}

SCSS

$custom: #5579da;
$custom-light: #909fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#5579da",
  "rgb": {
    "r": 85,
    "g": 121,
    "b": 218
  },
  "hsl": {
    "h": 223.759,
    "s": 64.251,
    "l": 59.412
  },
  "oklch": {
    "l": 0.59719,
    "c": 0.15326,
    "h": 266.5
  },
  "luminance": 0.20668
}

Semantic roles & 50–950 ramp

primary

#5579DA

secondary

#DFD1AB

accent

#BA41E7

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5579DA

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

Preview Lab → · Contrast checker → · Palette generator →