#5B56BF#5B56BF

#5B56BF is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.4% C 0.160 H 281.3°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#5B56BF
RGB	rgb(91, 86, 191)
HSL	hsl(243, 45%, 54%)
HSV	hsv(243, 55%, 75%)
CMYK	cmyk(52.4%, 55%, 0%, 25.1%)
CIE-LAB	lab(42.22, 31.02, -54.77)
CIE-LCH	lch(42.22, 62.94, 299.53°)
OKLab	oklab(51.44% 0.0314 -0.1566)
OKLCH	oklch(51.44% 0.16 281.3)
XYZ	xyz(17.0433, 12.6403, 50.8219)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B56BF #BABF56

analogous

#5686BF #5B56BF #9056BF

triadic

#5B56BF #BF5B56 #56BF5B

tetradic

#5B56BF #BF5686 #BABF56 #56BF90

square

#5B56BF #BF5686 #BABF56 #56BF90

split-complementary

#5B56BF #BF9056 #86BF56

monochromatic

#2E2A70 #403B9D #5B56BF #8682D0 #B1AFE1

Accessibility & contrast

On white

5.95

#5B56BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#5B56BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B56BF

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B56BF	#FFFFFF	#000000	##FFFFFF
##5B56BF	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1467C3

Deuteranopia (green-blind)

#0060BD

Tritanopia (blue-blind)

#316E82

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5b56bf;
/* rgb */ color: rgb(91, 86, 191);
/* oklch */ color: oklch(51.4% 0.160 281.3);

Tailwind

colors: {
  custom: {
    50: '#9186d3',
    500: '#5b56bf',
    950: '#000000',
  },
}

SCSS

$custom: #5b56bf;
$custom-light: #9186d3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b56bf",
  "rgb": {
    "r": 91,
    "g": 86,
    "b": 191
  },
  "hsl": {
    "h": 242.857,
    "s": 45.064,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51437,
    "c": 0.1597,
    "h": 281.3
  },
  "luminance": 0.12641
}

Semantic roles & 50–950 ramp

primary

#5B56BF

secondary

#CDCFA2

accent

#D553CF

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5B56BF

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

Preview Lab → · Contrast checker → · Palette generator →