#4B3FA3#4B3FA3

#4B3FA3 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.9% C 0.155 H 283.4°. Best body text is #FFFFFF at 8.27:1 contrast (WCAG AA passes).

Color values

HEX	#4B3FA3
RGB	rgb(75, 63, 163)
HSL	hsl(247, 44%, 44%)
HSV	hsv(247, 61%, 64%)
CMYK	cmyk(54%, 61.3%, 0%, 36.1%)
CIE-LAB	lab(33.34, 33.10, -52.63)
CIE-LCH	lch(33.34, 62.18, 302.17°)
OKLab	oklab(43.91% 0.036 -0.1509)
OKLCH	oklch(43.91% 0.155 283.4)
XYZ	xyz(11.2880, 7.6946, 35.5336)
Luminance	0.0770 (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

#4B3FA3 #97A33F

analogous

#3F65A3 #4B3FA3 #7D3FA3

triadic

#4B3FA3 #A34B3F #3FA34B

tetradic

#4B3FA3 #A33F65 #97A33F #3FA37D

square

#4B3FA3 #A33F65 #97A33F #3FA37D

split-complementary

#4B3FA3 #A37D3F #65A33F

monochromatic

#221D4B #372E77 #4B3FA3 #6A5EC1 #938AD2

Accessibility & contrast

On white

8.27

#4B3FA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#4B3FA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3FA3

8.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3FA3	#FFFFFF	#000000	##FFFFFF
##4B3FA3	1.00	8.27	2.54	8.27
#FFFFFF	8.27	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052A6

Deuteranopia (green-blind)

#004BA1

Tritanopia (blue-blind)

#26576B

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4b3fa3;
/* rgb */ color: rgb(75, 63, 163);
/* oklch */ color: oklch(43.9% 0.155 283.4);

Tailwind

colors: {
  custom: {
    50: '#8574bf',
    500: '#4b3fa3',
    950: '#000000',
  },
}

SCSS

$custom: #4b3fa3;
$custom-light: #8574bf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3fa3",
  "rgb": {
    "r": 75,
    "g": 63,
    "b": 163
  },
  "hsl": {
    "h": 247.2,
    "s": 44.248,
    "l": 44.314
  },
  "oklch": {
    "l": 0.43909,
    "c": 0.15513,
    "h": 283.4
  },
  "luminance": 0.07695
}

Semantic roles & 50–950 ramp

primary

#4B3FA3

secondary

#B6BD81

accent

#D454C5

background

#F8F7FB

surface

#F0EDF7

border

#CBC8D0

text

#0C0812

muted

#7D7B81

Preview Lab

Preview with #4B3FA3

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

Preview Lab → · Contrast checker → · Palette generator →