#5B6BC7#5B6BC7

#5B6BC7 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 56.0% C 0.143 H 273.5°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#5B6BC7
RGB	rgb(91, 107, 199)
HSL	hsl(231, 49%, 57%)
HSV	hsv(231, 54%, 78%)
CMYK	cmyk(54.3%, 46.2%, 0%, 22%)
CIE-LAB	lab(48.09, 20.56, -49.97)
CIE-LCH	lch(48.09, 54.03, 292.36°)
OKLab	oklab(56.02% 0.0087 -0.1423)
OKLCH	oklch(56.02% 0.143 273.5)
XYZ	xyz(19.8776, 16.8617, 56.2289)
Luminance	0.1686 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6BC7 #C7B75B

analogous

#5BA1C7 #5B6BC7 #815BC7

triadic

#5B6BC7 #C75B6B #6BC75B

tetradic

#5B6BC7 #C75BA1 #C7B75B #5BC781

square

#5B6BC7 #C75BA1 #C7B75B #5BC781

split-complementary

#5B6BC7 #C7815B #A1C75B

monochromatic

#2B377D #3A4BAB #5B6BC7 #8994D7 #B6BDE6

Accessibility & contrast

On white

4.80

#5B6BC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#5B6BC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B6BC7

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6BC7	#FFFFFF	#000000	##FFFFFF
##5B6BC7	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4277CA

Deuteranopia (green-blind)

#346EC5

Tritanopia (blue-blind)

#247F8F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #5b6bc7;
/* rgb */ color: rgb(91, 107, 199);
/* oklch */ color: oklch(56.0% 0.143 273.5);

Tailwind

colors: {
  custom: {
    50: '#9195d8',
    500: '#5b6bc7',
    950: '#000000',
  },
}

SCSS

$custom: #5b6bc7;
$custom-light: #9195d8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6bc7",
  "rgb": {
    "r": 91,
    "g": 107,
    "b": 199
  },
  "hsl": {
    "h": 231.111,
    "s": 49.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.56018,
    "c": 0.14256,
    "h": 273.5
  },
  "luminance": 0.16863
}

Semantic roles & 50–950 ramp

primary

#5B6BC7

secondary

#D5CEA9

accent

#C44FD9

background

#F9F9FD

surface

#F2F1FA

border

#CCCBD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #5B6BC7

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

Preview Lab → · Contrast checker → · Palette generator →