#5B5ADB#5B5ADB

#5B5ADB is a mid, vivid blue. Relative luminance 0.147; OKLCH L 54.2% C 0.192 H 278.2°. Best body text is #FFFFFF at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#5B5ADB
RGB	rgb(91, 90, 219)
HSL	hsl(240, 64%, 61%)
HSV	hsv(240, 59%, 86%)
CMYK	cmyk(58.4%, 58.9%, 0%, 14.1%)
CIE-LAB	lab(45.15, 37.50, -66.14)
CIE-LCH	lch(45.15, 76.03, 299.55°)
OKLab	oklab(54.24% 0.0274 -0.19)
OKLCH	oklch(54.24% 0.192 278.2)
XYZ	xyz(20.7526, 14.6495, 68.7381)
Luminance	0.1465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5ADB #DADB5A

analogous

#5A99DB #5B5ADB #9B5ADB

triadic

#5B5ADB #DB5B5A #5ADB5B

tetradic

#5B5ADB #DB5A99 #DADB5A #5ADB9B

square

#5B5ADB #DB5A99 #DADB5A #5ADB9B

split-complementary

#5B5ADB #DB9B5A #99DB5A

monochromatic

#222199 #2E2CCB #5B5ADB #8D8CE6 #BFBEF1

Accessibility & contrast

On white

5.34

#5B5ADB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.93

#5B5ADB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5ADB

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5ADB	#FFFFFF	#000000	##FFFFFF
##5B5ADB	1.00	5.34	3.93	5.34
#FFFFFF	5.34	1.00	21.00	1.00
#000000	3.93	21.00	1.00	21.00
##FFFFFF	5.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070DF

Deuteranopia (green-blind)

#0066D8

Tritanopia (blue-blind)

#007992

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5b5adb;
/* rgb */ color: rgb(91, 90, 219);
/* oklch */ color: oklch(54.2% 0.192 278.2);

Tailwind

colors: {
  custom: {
    50: '#9589e7',
    500: '#5b5adb',
    950: '#000000',
  },
}

SCSS

$custom: #5b5adb;
$custom-light: #9589e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5adb",
  "rgb": {
    "r": 91,
    "g": 90,
    "b": 219
  },
  "hsl": {
    "h": 240.465,
    "s": 64.179,
    "l": 60.588
  },
  "oklch": {
    "l": 0.54237,
    "c": 0.19197,
    "h": 278.2
  },
  "luminance": 0.14651
}

Semantic roles & 50–950 ramp

primary

#5B5ADB

secondary

#E1E1B0

accent

#CC1ACB

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #5B5ADB

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

Preview Lab → · Contrast checker → · Palette generator →