#5B6BDC#5B6BDC

#5B6BDC is a mid, vivid blue. Relative luminance 0.179; OKLCH L 57.4% C 0.172 H 273.7°. Best body text is #000000 at 4.58:1 contrast (WCAG AA passes).

Color values

HEX	#5B6BDC
RGB	rgb(91, 107, 220)
HSL	hsl(233, 65%, 61%)
HSV	hsv(233, 59%, 86%)
CMYK	cmyk(58.6%, 51.4%, 0%, 13.7%)
CIE-LAB	lab(49.38, 27.43, -59.86)
CIE-LCH	lch(49.38, 65.85, 294.62°)
OKLab	oklab(57.42% 0.011 -0.1714)
OKLCH	oklch(57.42% 0.172 273.7)
XYZ	xyz(22.4861, 17.9051, 69.9674)
Luminance	0.1791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6BDC #DCCC5B

analogous

#5BABDC #5B6BDC #8B5BDC

triadic

#5B6BDC #DC5B6B #6BDC5B

tetradic

#5B6BDC #DC5BAB #DCCC5B #5BDC8B

square

#5B6BDC #DC5BAB #DCCC5B #5BDC8B

split-complementary

#5B6BDC #DC8B5B #ABDC5B

monochromatic

#21309B #2C40CE #5B6BDC #8D99E7 #C0C6F2

Accessibility & contrast

On white

4.58

#5B6BDC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#5B6BDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5B6BDC

4.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6BDC	#FFFFFF	#000000	##000000
##5B6BDC	1.00	4.58	4.58	4.58
#FFFFFF	4.58	1.00	21.00	21.00
#000000	4.58	21.00	1.00	1.00
##000000	4.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B7BE0

Deuteranopia (green-blind)

#0670DA

Tritanopia (blue-blind)

#008599

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #5b6bdc;
/* rgb */ color: rgb(91, 107, 220);
/* oklch */ color: oklch(57.4% 0.172 273.7);

Tailwind

colors: {
  custom: {
    50: '#9495e8',
    500: '#5b6bdc',
    950: '#000000',
  },
}

SCSS

$custom: #5b6bdc;
$custom-light: #9495e8;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6bdc",
  "rgb": {
    "r": 91,
    "g": 107,
    "b": 220
  },
  "hsl": {
    "h": 232.558,
    "s": 64.824,
    "l": 60.98
  },
  "oklch": {
    "l": 0.57415,
    "c": 0.17173,
    "h": 273.7
  },
  "luminance": 0.17907
}

Semantic roles & 50–950 ramp

primary

#5B6BDC

secondary

#E2DCB1

accent

#B619CD

background

#F9F9FE

surface

#F2F1FD

border

#CCCBD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #5B6BDC

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

Preview Lab → · Contrast checker → · Palette generator →