#5579CD#5579CD

#5579CD is a mid, vivid blue. Relative luminance 0.200; OKLCH L 58.9% C 0.135 H 265.0°. Best body text is #000000 at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#5579CD
RGB	rgb(85, 121, 205)
HSL	hsl(222, 55%, 57%)
HSV	hsv(222, 59%, 80%)
CMYK	cmyk(58.5%, 41%, 0%, 19.6%)
CIE-LAB	lab(51.85, 12.66, -47.41)
CIE-LCH	lch(51.85, 49.07, 284.95°)
OKLab	oklab(58.92% -0.0117 -0.1348)
OKLCH	oklch(58.92% 0.135 265)
XYZ	xyz(21.5994, 20.0120, 60.4702)
Luminance	0.2001 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5579CD #CDA955

analogous

#55B5CD #5579CD #6D55CD

triadic

#5579CD #CD5579 #79CD55

tetradic

#5579CD #CD55B5 #CDA955 #55CD6D

square

#5579CD #CD55B5 #CDA955 #55CD6D

split-complementary

#5579CD #CD6D55 #B5CD55

monochromatic

#264282 #3459B1 #5579CD #849EDB #B4C4E9

Accessibility & contrast

On white

4.20

#5579CD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.00

#5579CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5579CD

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5579CD	#FFFFFF	#000000	##000000
##5579CD	1.00	4.20	5.00	5.00
#FFFFFF	4.20	1.00	21.00	21.00
#000000	5.00	21.00	1.00	1.00
##000000	5.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5581D0

Deuteranopia (green-blind)

#4577CB

Tritanopia (blue-blind)

#008C99

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5579cd;
/* rgb */ color: rgb(85, 121, 205);
/* oklch */ color: oklch(58.9% 0.135 265.0);

Tailwind

colors: {
  custom: {
    50: '#8e9fdd',
    500: '#5579cd',
    950: '#000000',
  },
}

SCSS

$custom: #5579cd;
$custom-light: #8e9fdd;
$custom-dark: #000000;

JSON

{
  "hex": "#5579cd",
  "rgb": {
    "r": 85,
    "g": 121,
    "b": 205
  },
  "hsl": {
    "h": 222,
    "s": 54.545,
    "l": 56.863
  },
  "oklch": {
    "l": 0.5892,
    "c": 0.13529,
    "h": 265
  },
  "luminance": 0.20014
}

Semantic roles & 50–950 ramp

primary

#5579CD

secondary

#D7C9A6

accent

#B14ADE

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5579CD

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

Preview Lab → · Contrast checker → · Palette generator →