#5B72CE#5B72CE

#5B72CE is a mid, vivid blue. Relative luminance 0.187; OKLCH L 57.9% C 0.143 H 270.8°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5B72CE
RGB	rgb(91, 114, 206)
HSL	hsl(228, 54%, 58%)
HSV	hsv(228, 56%, 81%)
CMYK	cmyk(55.8%, 44.7%, 0%, 19.2%)
CIE-LAB	lab(50.35, 18.51, -50.35)
CIE-LCH	lch(50.35, 53.65, 290.18°)
OKLab	oklab(57.88% 0.002 -0.1434)
OKLCH	oklch(57.88% 0.143 270.8)
XYZ	xyz(21.4686, 18.7134, 60.8613)
Luminance	0.1872 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B72CE #CEB75B

analogous

#5BABCE #5B72CE #7D5BCE

triadic

#5B72CE #CE5B72 #72CE5B

tetradic

#5B72CE #CE5BAB #CEB75B #5BCE7D

square

#5B72CE #CE5BAB #CEB75B #5BCE7D

split-complementary

#5B72CE #CE7D5B #ABCE5B

monochromatic

#283B86 #3650B6 #5B72CE #8A9BDC #B9C3EA

Accessibility & contrast

On white

4.43

#5B72CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#5B72CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B72CE

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B72CE	#FFFFFF	#000000	##000000
##5B72CE	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#497DD1

Deuteranopia (green-blind)

#3A73CC

Tritanopia (blue-blind)

#168696

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5b72ce;
/* rgb */ color: rgb(91, 114, 206);
/* oklch */ color: oklch(57.9% 0.143 270.8);

Tailwind

colors: {
  custom: {
    50: '#929add',
    500: '#5b72ce',
    950: '#000000',
  },
}

SCSS

$custom: #5b72ce;
$custom-light: #929add;
$custom-dark: #000000;

JSON

{
  "hex": "#5b72ce",
  "rgb": {
    "r": 91,
    "g": 114,
    "b": 206
  },
  "hsl": {
    "h": 228,
    "s": 53.991,
    "l": 58.235
  },
  "oklch": {
    "l": 0.57877,
    "c": 0.14337,
    "h": 270.8
  },
  "luminance": 0.18715
}

Semantic roles & 50–950 ramp

primary

#5B72CE

secondary

#D9D0AB

accent

#C04ADD

background

#F9F9FD

surface

#F2F2FB

border

#CCCCD4

text

#0E0E15

muted

#7E7E83

Preview Lab

Preview with #5B72CE

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

Preview Lab → · Contrast checker → · Palette generator →