#5B6EDF#5B6EDF

#5B6EDF is a mid, vivid blue. Relative luminance 0.187; OKLCH L 58.2% C 0.172 H 272.7°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5B6EDF
RGB	rgb(91, 110, 223)
HSL	hsl(231, 67%, 62%)
HSV	hsv(231, 59%, 87%)
CMYK	cmyk(59.2%, 50.7%, 0%, 12.5%)
CIE-LAB	lab(50.34, 26.57, -60.02)
CIE-LCH	lch(50.34, 65.64, 293.88°)
OKLab	oklab(58.2% 0.0082 -0.1718)
OKLCH	oklch(58.2% 0.172 272.7)
XYZ	xyz(23.2052, 18.7019, 72.1847)
Luminance	0.1870 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6EDF #DFCC5B

analogous

#5BB0DF #5B6EDF #8A5BDF

triadic

#5B6EDF #DF5B6E #6EDF5B

tetradic

#5B6EDF #DF5BB0 #DFCC5B #5BDF8A

square

#5B6EDF #DF5BB0 #DFCC5B #5BDF8A

split-complementary

#5B6EDF #DF8A5B #B0DF5B

monochromatic

#1F32A0 #2942D4 #5B6EDF #8E9BE9 #C1C9F3

Accessibility & contrast

On white

4.43

#5B6EDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#5B6EDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6EDF

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6EDF	#FFFFFF	#000000	##000000
##5B6EDF	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F7EE3

Deuteranopia (green-blind)

#0E72DD

Tritanopia (blue-blind)

#00889C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #5b6edf;
/* rgb */ color: rgb(91, 110, 223);
/* oklch */ color: oklch(58.2% 0.172 272.7);

Tailwind

colors: {
  custom: {
    50: '#9497ea',
    500: '#5b6edf',
    950: '#000000',
  },
}

SCSS

$custom: #5b6edf;
$custom-light: #9497ea;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6edf",
  "rgb": {
    "r": 91,
    "g": 110,
    "b": 223
  },
  "hsl": {
    "h": 231.364,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.58198,
    "c": 0.17201,
    "h": 272.7
  },
  "luminance": 0.18704
}

Semantic roles & 50–950 ramp

primary

#5B6EDF

secondary

#E3DCB2

accent

#B516CF

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B6EDF

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

Preview Lab → · Contrast checker → · Palette generator →