#5B4ECC#5B4ECC

#5B4ECC is a mid, vivid blue. Relative luminance 0.120; OKLCH L 51.0% C 0.188 H 282.1°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#5B4ECC
RGB	rgb(91, 78, 204)
HSL	hsl(246, 55%, 55%)
HSV	hsv(246, 62%, 80%)
CMYK	cmyk(55.4%, 61.8%, 0%, 20%)
CIE-LAB	lab(41.27, 39.95, -63.85)
CIE-LCH	lch(41.27, 75.32, 302.03°)
OKLab	oklab(51.03% 0.0394 -0.1833)
OKLCH	oklch(51.03% 0.188 282.1)
XYZ	xyz(17.9345, 12.0314, 58.4923)
Luminance	0.1203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B4ECC #BFCC4E

analogous

#4E80CC #5B4ECC #9A4ECC

triadic

#5B4ECC #CC5B4E #4ECC5B

tetradic

#5B4ECC #CC4E80 #BFCC4E #4ECC9A

square

#5B4ECC #CC4E80 #BFCC4E #4ECC9A

split-complementary

#5B4ECC #CC9A4E #80CC4E

monochromatic

#2D247C #3E31AB #5B4ECC #877EDA #B3ADE7

Accessibility & contrast

On white

6.16

#5B4ECC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#5B4ECC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B4ECC

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B4ECC	#FFFFFF	#000000	##FFFFFF
##5B4ECC	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D0

Deuteranopia (green-blind)

#005DC9

Tritanopia (blue-blind)

#246D86

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #5b4ecc;
/* rgb */ color: rgb(91, 78, 204);
/* oklch */ color: oklch(51.0% 0.188 282.1);

Tailwind

colors: {
  custom: {
    50: '#9380dc',
    500: '#5b4ecc',
    950: '#000000',
  },
}

SCSS

$custom: #5b4ecc;
$custom-light: #9380dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5b4ecc",
  "rgb": {
    "r": 91,
    "g": 78,
    "b": 204
  },
  "hsl": {
    "h": 246.19,
    "s": 55.263,
    "l": 55.294
  },
  "oklch": {
    "l": 0.51031,
    "c": 0.18753,
    "h": 282.1
  },
  "luminance": 0.12033
}

Semantic roles & 50–950 ramp

primary

#5B4ECC

secondary

#D0D5A1

accent

#DF49CF

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5B4ECC

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

Preview Lab → · Contrast checker → · Palette generator →