#4B3AB9#4B3AB9

#4B3AB9 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 45.0% C 0.190 H 281.6°. Best body text is #FFFFFF at 8.06:1 contrast (WCAG AA passes).

Color values

HEX	#4B3AB9
RGB	rgb(75, 58, 185)
HSL	hsl(248, 52%, 48%)
HSV	hsv(248, 69%, 73%)
CMYK	cmyk(59.5%, 68.6%, 0%, 27.5%)
CIE-LAB	lab(34.03, 43.07, -64.61)
CIE-LCH	lch(34.03, 77.65, 303.69°)
OKLab	oklab(44.98% 0.0384 -0.1861)
OKLCH	oklch(44.98% 0.19 281.6)
XYZ	xyz(13.1689, 8.0238, 46.7443)
Luminance	0.0803 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3AB9 #A8B93A

analogous

#3A69B9 #4B3AB9 #8A3AB9

triadic

#4B3AB9 #B94B3A #3AB94B

tetradic

#4B3AB9 #B93A69 #A8B93A #3AB98A

square

#4B3AB9 #B93A69 #A8B93A #3AB98A

split-complementary

#4B3AB9 #B98A3A #69B93A

monochromatic

#251D5C #382B8A #4B3AB9 #7162CE #9B91DC

Accessibility & contrast

On white

8.06

#4B3AB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4B3AB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3AB9

8.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3AB9	#FFFFFF	#000000	##FFFFFF
##4B3AB9	1.00	8.06	2.61	8.06
#FFFFFF	8.06	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BD

Deuteranopia (green-blind)

#004BB7

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4b3ab9;
/* rgb */ color: rgb(75, 58, 185);
/* oklch */ color: oklch(45.0% 0.190 281.6);

Tailwind

colors: {
  custom: {
    50: '#8972cf',
    500: '#4b3ab9',
    950: '#000000',
  },
}

SCSS

$custom: #4b3ab9;
$custom-light: #8972cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3ab9",
  "rgb": {
    "r": 75,
    "g": 58,
    "b": 185
  },
  "hsl": {
    "h": 248.031,
    "s": 52.263,
    "l": 47.647
  },
  "oklch": {
    "l": 0.44976,
    "c": 0.19001,
    "h": 281.6
  },
  "luminance": 0.08025
}

Semantic roles & 50–950 ramp

primary

#4B3AB9

secondary

#BFC787

accent

#DC4CC8

background

#F9F7FC

surface

#F1EDF9

border

#CBC8D2

text

#0D0814

muted

#7E7B82

Preview Lab

Preview with #4B3AB9

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

Preview Lab → · Contrast checker → · Palette generator →