#5B73E6#5B73E6

#5B73E6 is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.6% C 0.175 H 271.3°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#5B73E6
RGB	rgb(91, 115, 230)
HSL	hsl(230, 74%, 63%)
HSV	hsv(230, 60%, 90%)
CMYK	cmyk(60.4%, 50%, 0%, 9.8%)
CIE-LAB	lab(52.06, 25.82, -61.18)
CIE-LCH	lch(52.06, 66.41, 292.88°)
OKLab	oklab(59.64% 0.004 -0.1752)
OKLCH	oklch(59.64% 0.175 271.3)
XYZ	xyz(24.7233, 20.1968, 77.4431)
Luminance	0.2020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B73E6 #E6CE5B

analogous

#5BB9E6 #5B73E6 #885BE6

triadic

#5B73E6 #E65B73 #73E65B

tetradic

#5B73E6 #E65BB9 #E6CE5B #5BE688

square

#5B73E6 #E65BB9 #E6CE5B #5BE688

split-complementary

#5B73E6 #E6885B #B9E65B

monochromatic

#1A33AC #2646DE #5B73E6 #90A0EE #C5CEF6

Accessibility & contrast

On white

4.17

#5B73E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#5B73E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B73E6

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B73E6	#FFFFFF	#000000	##000000
##5B73E6	1.00	4.17	5.04	5.04
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3483EA

Deuteranopia (green-blind)

#1176E4

Tritanopia (blue-blind)

#008DA2

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #5b73e6;
/* rgb */ color: rgb(91, 115, 230);
/* oklch */ color: oklch(59.6% 0.175 271.3);

Tailwind

colors: {
  custom: {
    50: '#959bef',
    500: '#5b73e6',
    950: '#000000',
  },
}

SCSS

$custom: #5b73e6;
$custom-light: #959bef;
$custom-dark: #000000;

JSON

{
  "hex": "#5b73e6",
  "rgb": {
    "r": 91,
    "g": 115,
    "b": 230
  },
  "hsl": {
    "h": 229.64,
    "s": 73.545,
    "l": 62.941
  },
  "oklch": {
    "l": 0.59642,
    "c": 0.17522,
    "h": 271.3
  },
  "luminance": 0.20199
}

Semantic roles & 50–950 ramp

primary

#5B73E6

secondary

#E7DFB5

accent

#B310D6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #5B73E6

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

Preview Lab → · Contrast checker → · Palette generator →