#5B6CDF#5B6CDF

#5B6CDF is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.8% C 0.175 H 273.4°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#5B6CDF
RGB	rgb(91, 108, 223)
HSL	hsl(232, 67%, 62%)
HSV	hsv(232, 59%, 87%)
CMYK	cmyk(59.2%, 51.6%, 0%, 12.5%)
CIE-LAB	lab(49.83, 27.80, -60.84)
CIE-LCH	lch(49.83, 66.89, 294.56°)
OKLab	oklab(57.81% 0.0102 -0.1742)
OKLCH	oklch(57.81% 0.175 273.4)
XYZ	xyz(22.9918, 18.2752, 72.1136)
Luminance	0.1828 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6CDF #DFCE5B

analogous

#5BAEDF #5B6CDF #8C5BDF

triadic

#5B6CDF #DF5B6C #6CDF5B

tetradic

#5B6CDF #DF5BAE #DFCE5B #5BDF8C

square

#5B6CDF #DF5BAE #DFCE5B #5BDF8C

split-complementary

#5B6CDF #DF8C5B #AEDF5B

monochromatic

#1F30A0 #293FD4 #5B6CDF #8E9AE9 #C1C8F3

Accessibility & contrast

On white

4.51

#5B6CDF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#5B6CDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6CDF

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6CDF	#FFFFFF	#000000	##000000
##5B6CDF	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#297CE3

Deuteranopia (green-blind)

#0071DD

Tritanopia (blue-blind)

#00869B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #5b6cdf;
/* rgb */ color: rgb(91, 108, 223);
/* oklch */ color: oklch(57.8% 0.175 273.4);

Tailwind

colors: {
  custom: {
    50: '#9595ea',
    500: '#5b6cdf',
    950: '#000000',
  },
}

SCSS

$custom: #5b6cdf;
$custom-light: #9595ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6cdf",
  "rgb": {
    "r": 91,
    "g": 108,
    "b": 223
  },
  "hsl": {
    "h": 232.273,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.57814,
    "c": 0.17454,
    "h": 273.4
  },
  "luminance": 0.18277
}

Semantic roles & 50–950 ramp

primary

#5B6CDF

secondary

#E3DDB2

accent

#B716CF

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B6CDF

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

Preview Lab → · Contrast checker → · Palette generator →