#5B79BC#5B79BC

#5B79BC is a mid, moderate blue. Relative luminance 0.195; OKLCH L 58.3% C 0.109 H 264.9°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#5B79BC
RGB	rgb(91, 121, 188)
HSL	hsl(221, 42%, 55%)
HSV	hsv(221, 52%, 74%)
CMYK	cmyk(51.6%, 35.6%, 0%, 26.3%)
CIE-LAB	lab(51.30, 8.43, -38.54)
CIE-LCH	lch(51.30, 39.45, 282.33°)
OKLab	oklab(58.29% -0.0097 -0.1087)
OKLCH	oklch(58.29% 0.109 264.9)
XYZ	xyz(20.2258, 19.5283, 50.2707)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B79BC #BC9E5B

analogous

#5BAABC #5B79BC #6E5BBC

triadic

#5B79BC #BC5B79 #79BC5B

tetradic

#5B79BC #BC5BAA #BC9E5B #5BBC6E

square

#5B79BC #BC5BAA #BC9E5B #5BBC6E

split-complementary

#5B79BC #BC6E5B #AABC5B

monochromatic

#2D426F #3F5B9B #5B79BC #869DCE #B2C0E0

Accessibility & contrast

On white

4.28

#5B79BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#5B79BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B79BC

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B79BC	#FFFFFF	#000000	##000000
##5B79BC	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F7FBF

Deuteranopia (green-blind)

#5476BB

Tritanopia (blue-blind)

#2D8792

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #5b79bc;
/* rgb */ color: rgb(91, 121, 188);
/* oklch */ color: oklch(58.3% 0.109 264.9);

Tailwind

colors: {
  custom: {
    50: '#8f9fd0',
    500: '#5b79bc',
    950: '#000000',
  },
}

SCSS

$custom: #5b79bc;
$custom-light: #8f9fd0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b79bc",
  "rgb": {
    "r": 91,
    "g": 121,
    "b": 188
  },
  "hsl": {
    "h": 221.443,
    "s": 41.991,
    "l": 54.706
  },
  "oklch": {
    "l": 0.58294,
    "c": 0.10918,
    "h": 264.9
  },
  "luminance": 0.1953
}

Semantic roles & 50–950 ramp

primary

#5B79BC

secondary

#CEC1A5

accent

#AC56D2

background

#F9F9FC

surface

#F1F2F9

border

#CBCCD2

text

#0D0E14

muted

#7E7E82

Preview Lab

Preview with #5B79BC

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

Preview Lab → · Contrast checker → · Palette generator →