#5B5ABB#5B5ABB

#5B5ABB is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.9% C 0.149 H 280.3°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#5B5ABB
RGB	rgb(91, 90, 187)
HSL	hsl(241, 42%, 54%)
HSV	hsv(241, 52%, 73%)
CMYK	cmyk(51.3%, 51.9%, 0%, 26.7%)
CIE-LAB	lab(42.95, 27.28, -51.26)
CIE-LCH	lch(42.95, 58.06, 298.02°)
OKLab	oklab(51.9% 0.0267 -0.1462)
OKLCH	oklch(51.9% 0.149 280.3)
XYZ	xyz(16.9374, 13.1234, 48.6447)
Luminance	0.1312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5ABB #BABB5A

analogous

#5A89BB #5B5ABB #8C5ABB

triadic

#5B5ABB #BB5B5A #5ABB5B

tetradic

#5B5ABB #BB5A89 #BABB5A #5ABB8C

square

#5B5ABB #BB5A89 #BABB5A #5ABB8C

split-complementary

#5B5ABB #BB8C5A #89BB5A

monochromatic

#2E2D6D #403F99 #5B5ABB #8685CD #B1B1DF

Accessibility & contrast

On white

5.79

#5B5ABB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#5B5ABB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5ABB

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5ABB	#FFFFFF	#000000	##FFFFFF
##5B5ABB	1.00	5.79	3.62	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2969BE

Deuteranopia (green-blind)

#1E62B9

Tritanopia (blue-blind)

#346F82

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5b5abb;
/* rgb */ color: rgb(91, 90, 187);
/* oklch */ color: oklch(51.9% 0.149 280.3);

Tailwind

colors: {
  custom: {
    50: '#9088d0',
    500: '#5b5abb',
    950: '#000000',
  },
}

SCSS

$custom: #5b5abb;
$custom-light: #9088d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5abb",
  "rgb": {
    "r": 91,
    "g": 90,
    "b": 187
  },
  "hsl": {
    "h": 240.619,
    "s": 41.631,
    "l": 54.314
  },
  "oklch": {
    "l": 0.519,
    "c": 0.14865,
    "h": 280.3
  },
  "luminance": 0.13124
}

Semantic roles & 50–950 ramp

primary

#5B5ABB

secondary

#CDCDA4

accent

#D156D0

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5B5ABB

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

Preview Lab → · Contrast checker → · Palette generator →