#5579DC#5579DC

#5579DC is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.8% C 0.156 H 266.7°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#5579DC
RGB	rgb(85, 121, 220)
HSL	hsl(224, 66%, 60%)
HSV	hsv(224, 61%, 86%)
CMYK	cmyk(61.4%, 45%, 0%, 13.7%)
CIE-LAB	lab(52.70, 17.70, -54.55)
CIE-LCH	lch(52.70, 57.35, 287.97°)
OKLab	oklab(59.85% -0.009 -0.1557)
OKLCH	oklch(59.85% 0.156 266.7)
XYZ	xyz(23.4975, 20.7713, 70.4673)
Luminance	0.2077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5579DC #DCB855

analogous

#55BDDC #5579DC #7555DC

triadic

#5579DC #DC5579 #79DC55

tetradic

#5579DC #DC55BD #DCB855 #55DC75

square

#5579DC #DC55BD #DCB855 #55DC75

split-complementary

#5579DC #DC7555 #BDDC55

monochromatic

#1F3F97 #2A54CA #5579DC #88A1E6 #BBC9F1

Accessibility & contrast

On white

4.07

#5579DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#5579DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5579DC

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5579DC	#FFFFFF	#000000	##000000
##5579DC	1.00	4.07	5.15	5.15
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A84E0

Deuteranopia (green-blind)

#3478DA

Tritanopia (blue-blind)

#008FA0

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #5579dc;
/* rgb */ color: rgb(85, 121, 220);
/* oklch */ color: oklch(59.8% 0.156 266.7);

Tailwind

colors: {
  custom: {
    50: '#909fe7',
    500: '#5579dc',
    950: '#000000',
  },
}

SCSS

$custom: #5579dc;
$custom-light: #909fe7;
$custom-dark: #000000;

JSON

{
  "hex": "#5579dc",
  "rgb": {
    "r": 85,
    "g": 121,
    "b": 220
  },
  "hsl": {
    "h": 224,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.59846,
    "c": 0.15599,
    "h": 266.7
  },
  "luminance": 0.20773
}

Semantic roles & 50–950 ramp

primary

#5579DC

secondary

#E0D3AC

accent

#BC3FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5579DC

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

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