#5B45DB#5B45DB

#5B45DB is a mid, highly saturated blue. Relative luminance 0.116; OKLCH L 50.9% C 0.217 H 282.1°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#5B45DB
RGB	rgb(91, 69, 219)
HSL	hsl(249, 68%, 56%)
HSV	hsv(249, 68%, 86%)
CMYK	cmyk(58.4%, 68.5%, 0%, 14.1%)
CIE-LAB	lab(40.56, 49.70, -73.62)
CIE-LCH	lch(40.56, 88.83, 304.02°)
OKLab	oklab(50.9% 0.0456 -0.212)
OKLCH	oklch(50.9% 0.217 282.1)
XYZ	xyz(19.2247, 11.5936, 68.2288)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 3.93

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B45DB #C5DB45

analogous

#457ADB #5B45DB #A645DB

triadic

#5B45DB #DB5B45 #45DB5B

tetradic

#5B45DB #DB457A #C5DB45 #45DBA6

square

#5B45DB #DB457A #C5DB45 #45DBA6

split-complementary

#5B45DB #DBA645 #7ADB45

monochromatic

#2B1B8B #3B25BE #5B45DB #8878E5 #B5ACEF

Accessibility & contrast

On white

6.33

#5B45DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#5B45DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B45DB

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B45DB	#FFFFFF	#000000	##FFFFFF
##5B45DB	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065E0

Deuteranopia (green-blind)

#005AD8

Tritanopia (blue-blind)

#006D8B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #5b45db;
/* rgb */ color: rgb(91, 69, 219);
/* oklch */ color: oklch(50.9% 0.217 282.1);

Tailwind

colors: {
  custom: {
    50: '#967be7',
    500: '#5b45db',
    950: '#000000',
  },
}

SCSS

$custom: #5b45db;
$custom-light: #967be7;
$custom-dark: #000000;

JSON

{
  "hex": "#5b45db",
  "rgb": {
    "r": 91,
    "g": 69,
    "b": 219
  },
  "hsl": {
    "h": 248.8,
    "s": 67.568,
    "l": 56.471
  },
  "oklch": {
    "l": 0.50898,
    "c": 0.21689,
    "h": 282.1
  },
  "luminance": 0.11595
}

Semantic roles & 50–950 ramp

primary

#5B45DB

secondary

#D4DD9F

accent

#EA3DD1

background

#FAF7FE

surface

#F3EEFD

border

#CDC9D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5B45DB

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

Preview Lab → · Contrast checker → · Palette generator →