#5B72C8#5B72C8

#5B72C8 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.5% C 0.135 H 270.4°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#5B72C8
RGB	rgb(91, 114, 200)
HSL	hsl(227, 50%, 57%)
HSV	hsv(227, 55%, 78%)
CMYK	cmyk(54.5%, 43%, 0%, 21.6%)
CIE-LAB	lab(50.01, 16.56, -47.47)
CIE-LCH	lch(50.01, 50.27, 289.23°)
OKLab	oklab(57.51% 0.001 -0.1349)
OKLCH	oklch(57.51% 0.135 270.4)
XYZ	xyz(20.7536, 18.4274, 57.0956)
Luminance	0.1843 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B72C8 #C8B15B

analogous

#5BA9C8 #5B72C8 #7A5BC8

triadic

#5B72C8 #C85B72 #72C85B

tetradic

#5B72C8 #C85BA9 #C8B15B #5BC87A

square

#5B72C8 #C85BA9 #C8B15B #5BC87A

split-complementary

#5B72C8 #C87A5B #A9C85B

monochromatic

#2A3C7E #3A52AC #5B72C8 #8999D7 #B7C1E7

Accessibility & contrast

On white

4.48

#5B72C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#5B72C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B72C8

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B72C8	#FFFFFF	#000000	##000000
##5B72C8	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7CCB

Deuteranopia (green-blind)

#4072C6

Tritanopia (blue-blind)

#218593

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #5b72c8;
/* rgb */ color: rgb(91, 114, 200);
/* oklch */ color: oklch(57.5% 0.135 270.4);

Tailwind

colors: {
  custom: {
    50: '#919ad9',
    500: '#5b72c8',
    950: '#000000',
  },
}

SCSS

$custom: #5b72c8;
$custom-light: #919ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#5b72c8",
  "rgb": {
    "r": 91,
    "g": 114,
    "b": 200
  },
  "hsl": {
    "h": 227.339,
    "s": 49.772,
    "l": 57.059
  },
  "oklch": {
    "l": 0.57507,
    "c": 0.13489,
    "h": 270.4
  },
  "luminance": 0.18429
}

Semantic roles & 50–950 ramp

primary

#5B72C8

secondary

#D6CCA9

accent

#BC4FD9

background

#F9F9FD

surface

#F2F2FA

border

#CCCCD3

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #5B72C8

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

Preview Lab → · Contrast checker → · Palette generator →