#5B56CA#5B56CA

#5B56CA is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.2% C 0.175 H 280.4°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#5B56CA
RGB	rgb(91, 86, 202)
HSL	hsl(243, 52%, 56%)
HSV	hsv(243, 57%, 79%)
CMYK	cmyk(55%, 57.4%, 0%, 20.8%)
CIE-LAB	lab(42.98, 34.50, -59.92)
CIE-LCH	lch(42.98, 69.14, 299.94°)
OKLab	oklab(52.24% 0.0315 -0.1717)
OKLCH	oklch(52.24% 0.175 280.4)
XYZ	xyz(18.2995, 13.1428, 57.4382)
Luminance	0.1314 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B56CA #C5CA56

analogous

#568BCA #5B56CA #9556CA

triadic

#5B56CA #CA5B56 #56CA5B

tetradic

#5B56CA #CA568B #C5CA56 #56CA95

square

#5B56CA #CA568B #C5CA56 #56CA95

split-complementary

#5B56CA #CA9556 #8BCA56

monochromatic

#2B287E #3B36AD #5B56CA #8885D9 #B5B3E7

Accessibility & contrast

On white

5.79

#5B56CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#5B56CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B56CA

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B56CA	#FFFFFF	#000000	##FFFFFF
##5B56CA	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACE

Deuteranopia (green-blind)

#0061C8

Tritanopia (blue-blind)

#257188

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5b56ca;
/* rgb */ color: rgb(91, 86, 202);
/* oklch */ color: oklch(52.2% 0.175 280.4);

Tailwind

colors: {
  custom: {
    50: '#9386db',
    500: '#5b56ca',
    950: '#000000',
  },
}

SCSS

$custom: #5b56ca;
$custom-light: #9386db;
$custom-dark: #000000;

JSON

{
  "hex": "#5b56ca",
  "rgb": {
    "r": 91,
    "g": 86,
    "b": 202
  },
  "hsl": {
    "h": 242.586,
    "s": 52.252,
    "l": 56.471
  },
  "oklch": {
    "l": 0.52244,
    "c": 0.17459,
    "h": 280.4
  },
  "luminance": 0.13144
}

Semantic roles & 50–950 ramp

primary

#5B56CA

secondary

#D4D6A6

accent

#DC4CD5

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5B56CA

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

Preview Lab → · Contrast checker → · Palette generator →