#5B56BA#5B56BA

#5B56BA is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.1% C 0.153 H 281.8°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#5B56BA
RGB	rgb(91, 86, 186)
HSL	hsl(243, 42%, 53%)
HSV	hsv(243, 54%, 73%)
CMYK	cmyk(51.1%, 53.8%, 0%, 27.1%)
CIE-LAB	lab(41.88, 29.44, -52.39)
CIE-LCH	lch(41.88, 60.10, 299.34°)
OKLab	oklab(51.08% 0.0312 -0.1496)
OKLCH	oklch(51.08% 0.153 281.8)
XYZ	xyz(16.5024, 12.4240, 47.9734)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B56BA #B5BA56

analogous

#5683BA #5B56BA #8D56BA

triadic

#5B56BA #BA5B56 #56BA5B

tetradic

#5B56BA #BA5683 #B5BA56 #56BA8D

square

#5B56BA #BA5683 #B5BA56 #56BA8D

split-complementary

#5B56BA #BA8D56 #83BA56

monochromatic

#2F2B6A #423D96 #5B56BA #8581CC #AFADDD

Accessibility & contrast

On white

6.03

#5B56BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#5B56BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B56BA

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B56BA	#FFFFFF	#000000	##FFFFFF
##5B56BA	1.00	6.03	3.49	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E66BD

Deuteranopia (green-blind)

#135FB8

Tritanopia (blue-blind)

#366C80

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5b56ba;
/* rgb */ color: rgb(91, 86, 186);
/* oklch */ color: oklch(51.1% 0.153 281.8);

Tailwind

colors: {
  custom: {
    50: '#9085cf',
    500: '#5b56ba',
    950: '#000000',
  },
}

SCSS

$custom: #5b56ba;
$custom-light: #9085cf;
$custom-dark: #000000;

JSON

{
  "hex": "#5b56ba",
  "rgb": {
    "r": 91,
    "g": 86,
    "b": 186
  },
  "hsl": {
    "h": 243,
    "s": 42.017,
    "l": 53.333
  },
  "oklch": {
    "l": 0.51082,
    "c": 0.15281,
    "h": 281.8
  },
  "luminance": 0.12425
}

Semantic roles & 50–950 ramp

primary

#5B56BA

secondary

#C9CBA0

accent

#D256CC

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5B56BA

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

Preview Lab → · Contrast checker → · Palette generator →