#5B42E2#5B42E2

#5B42E2 is a mid, highly saturated blue. Relative luminance 0.116; OKLCH L 51.1% C 0.228 H 281.8°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#5B42E2
RGB	rgb(91, 66, 226)
HSL	hsl(249, 73%, 57%)
HSV	hsv(249, 71%, 89%)
CMYK	cmyk(59.7%, 70.8%, 0%, 11.4%)
CIE-LAB	lab(40.59, 53.40, -77.58)
CIE-LCH	lch(40.59, 94.18, 304.54°)
OKLab	oklab(51.1% 0.0466 -0.2236)
OKLCH	oklch(51.1% 0.228 281.8)
XYZ	xyz(19.9858, 11.6102, 73.1246)
Luminance	0.1161 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B42E2 #C9E242

analogous

#4279E2 #5B42E2 #AB42E2

triadic

#5B42E2 #E25B42 #42E25B

tetradic

#5B42E2 #E24279 #C9E242 #42E2AB

square

#5B42E2 #E24279 #C9E242 #42E2AB

split-complementary

#5B42E2 #E2AB42 #79E242

monochromatic

#2A1793 #391FC8 #5B42E2 #8977EA #B7ACF2

Accessibility & contrast

On white

6.32

#5B42E2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#5B42E2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B42E2

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B42E2	#FFFFFF	#000000	##FFFFFF
##5B42E2	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065E7

Deuteranopia (green-blind)

#005ADF

Tritanopia (blue-blind)

#006E8E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #5b42e2;
/* rgb */ color: rgb(91, 66, 226);
/* oklch */ color: oklch(51.1% 0.228 281.8);

Tailwind

colors: {
  custom: {
    50: '#9879ec',
    500: '#5b42e2',
    950: '#000000',
  },
}

SCSS

$custom: #5b42e2;
$custom-light: #9879ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5b42e2",
  "rgb": {
    "r": 91,
    "g": 66,
    "b": 226
  },
  "hsl": {
    "h": 249.375,
    "s": 73.394,
    "l": 57.255
  },
  "oklch": {
    "l": 0.51104,
    "c": 0.22842,
    "h": 281.8
  },
  "luminance": 0.11612
}

Semantic roles & 50–950 ramp

primary

#5B42E2

secondary

#D6E09F

accent

#F038D3

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5B42E2

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

Preview Lab → · Contrast checker → · Palette generator →