#5579BC#5579BC

#5579BC is a mid, moderate blue. Relative luminance 0.192; OKLCH L 57.9% C 0.112 H 262.0°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#5579BC
RGB	rgb(85, 121, 188)
HSL	hsl(219, 43%, 54%)
HSV	hsv(219, 55%, 74%)
CMYK	cmyk(54.8%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(50.96, 7.06, -39.10)
CIE-LCH	lch(50.96, 39.73, 280.24°)
OKLab	oklab(57.94% -0.0155 -0.1105)
OKLCH	oklch(57.94% 0.112 262)
XYZ	xyz(19.6577, 19.2354, 50.2441)
Luminance	0.1924 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5579BC #BC9855

analogous

#55ACBC #5579BC #6455BC

triadic

#5579BC #BC5579 #79BC55

tetradic

#5579BC #BC55AC #BC9855 #55BC64

square

#5579BC #BC55AC #BC9855 #55BC64

split-complementary

#5579BC #BC6455 #ACBC55

monochromatic

#2B416C #3C5C98 #5579BC #819CCD #ADBEDF

Accessibility & contrast

On white

4.33

#5579BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#5579BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5579BC

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5579BC	#FFFFFF	#000000	##000000
##5579BC	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7FBF

Deuteranopia (green-blind)

#5175BB

Tritanopia (blue-blind)

#198892

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #5579bc;
/* rgb */ color: rgb(85, 121, 188);
/* oklch */ color: oklch(57.9% 0.112 262.0);

Tailwind

colors: {
  custom: {
    50: '#8c9fd0',
    500: '#5579bc',
    950: '#000000',
  },
}

SCSS

$custom: #5579bc;
$custom-light: #8c9fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5579bc",
  "rgb": {
    "r": 85,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 219.029,
    "s": 43.46,
    "l": 53.529
  },
  "oklch": {
    "l": 0.57942,
    "c": 0.11156,
    "h": 262
  },
  "luminance": 0.19237
}

Semantic roles & 50–950 ramp

primary

#5579BC

secondary

#CCBDA0

accent

#A755D3

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0D0E14

muted

#7D7E82

Preview Lab

Preview with #5579BC

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

Preview Lab → · Contrast checker → · Palette generator →