#5B6BCE#5B6BCE

#5B6BCE is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.5% C 0.152 H 273.6°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#5B6BCE
RGB	rgb(91, 107, 206)
HSL	hsl(232, 54%, 58%)
HSV	hsv(232, 56%, 81%)
CMYK	cmyk(55.8%, 48.1%, 0%, 19.2%)
CIE-LAB	lab(48.50, 22.83, -53.31)
CIE-LCH	lch(48.50, 57.99, 293.19°)
OKLab	oklab(56.47% 0.0096 -0.1521)
OKLCH	oklch(56.47% 0.152 273.6)
XYZ	xyz(20.7090, 17.1943, 60.6081)
Luminance	0.1720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6BCE #CEBE5B

analogous

#5BA4CE #5B6BCE #845BCE

triadic

#5B6BCE #CE5B6B #6BCE5B

tetradic

#5B6BCE #CE5BA4 #CEBE5B #5BCE84

square

#5B6BCE #CE5BA4 #CEBE5B #5BCE84

split-complementary

#5B6BCE #CE845B #A4CE5B

monochromatic

#283586 #3648B6 #5B6BCE #8A96DC #B9C0EA

Accessibility & contrast

On white

4.73

#5B6BCE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#5B6BCE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B6BCE

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6BCE	#FFFFFF	#000000	##FFFFFF
##5B6BCE	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B78D2

Deuteranopia (green-blind)

#2B6FCC

Tritanopia (blue-blind)

#198193

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5b6bce;
/* rgb */ color: rgb(91, 107, 206);
/* oklch */ color: oklch(56.5% 0.152 273.6);

Tailwind

colors: {
  custom: {
    50: '#9295dd',
    500: '#5b6bce',
    950: '#000000',
  },
}

SCSS

$custom: #5b6bce;
$custom-light: #9295dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6bce",
  "rgb": {
    "r": 91,
    "g": 107,
    "b": 206
  },
  "hsl": {
    "h": 231.652,
    "s": 53.991,
    "l": 58.235
  },
  "oklch": {
    "l": 0.56471,
    "c": 0.15241,
    "h": 273.6
  },
  "luminance": 0.17196
}

Semantic roles & 50–950 ramp

primary

#5B6BCE

secondary

#D9D3AB

accent

#C94ADD

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #5B6BCE

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

Preview Lab → · Contrast checker → · Palette generator →