#5B6DCD#5B6DCD

#5B6DCD is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.8% C 0.148 H 272.8°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#5B6DCD
RGB	rgb(91, 109, 205)
HSL	hsl(231, 53%, 58%)
HSV	hsv(231, 56%, 80%)
CMYK	cmyk(55.6%, 46.8%, 0%, 19.6%)
CIE-LAB	lab(48.97, 21.27, -51.99)
CIE-LCH	lch(48.97, 56.18, 292.25°)
OKLab	oklab(56.8% 0.0073 -0.1482)
OKLCH	oklch(56.8% 0.148 272.8)
XYZ	xyz(20.7989, 17.5677, 60.0407)
Luminance	0.1757 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B6DCD #CDBB5B

analogous

#5BA6CD #5B6DCD #825BCD

triadic

#5B6DCD #CD5B6D #6DCD5B

tetradic

#5B6DCD #CD5BA6 #CDBB5B #5BCD82

square

#5B6DCD #CD5BA6 #CDBB5B #5BCD82

split-complementary

#5B6DCD #CD825B #A6CD5B

monochromatic

#293785 #374BB4 #5B6DCD #8A97DB #B9C1EA

Accessibility & contrast

On white

4.65

#5B6DCD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#5B6DCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #5B6DCD

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B6DCD	#FFFFFF	#000000	##FFFFFF
##5B6DCD	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4079D1

Deuteranopia (green-blind)

#3170CB

Tritanopia (blue-blind)

#1A8293

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #5b6dcd;
/* rgb */ color: rgb(91, 109, 205);
/* oklch */ color: oklch(56.8% 0.148 272.8);

Tailwind

colors: {
  custom: {
    50: '#9296dd',
    500: '#5b6dcd',
    950: '#000000',
  },
}

SCSS

$custom: #5b6dcd;
$custom-light: #9296dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b6dcd",
  "rgb": {
    "r": 91,
    "g": 109,
    "b": 205
  },
  "hsl": {
    "h": 230.526,
    "s": 53.271,
    "l": 58.039
  },
  "oklch": {
    "l": 0.56804,
    "c": 0.1484,
    "h": 272.8
  },
  "luminance": 0.17569
}

Semantic roles & 50–950 ramp

primary

#5B6DCD

secondary

#D9D1AB

accent

#C64BDD

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #5B6DCD

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

Preview Lab → · Contrast checker → · Palette generator →