#4B3CB2#4B3CB2

#4B3CB2 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.7% C 0.179 H 282.1°. Best body text is #FFFFFF at 8.11:1 contrast (WCAG AA passes).

Color values

HEX	#4B3CB2
RGB	rgb(75, 60, 178)
HSL	hsl(248, 50%, 47%)
HSV	hsv(248, 66%, 70%)
CMYK	cmyk(57.9%, 66.3%, 0%, 30.2%)
CIE-LAB	lab(33.86, 39.70, -60.75)
CIE-LCH	lch(33.86, 72.57, 303.17°)
OKLab	oklab(44.67% 0.0376 -0.1748)
OKLCH	oklch(44.67% 0.179 282.1)
XYZ	xyz(12.5509, 7.9411, 42.9823)
Luminance	0.0794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.71

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3CB2 #A3B23C

analogous

#3C68B2 #4B3CB2 #863CB2

triadic

#4B3CB2 #B24B3C #3CB24B

tetradic

#4B3CB2 #B23C68 #A3B23C #3CB286

square

#4B3CB2 #B23C68 #A3B23C #3CB286

split-complementary

#4B3CB2 #B2863C #68B23C

monochromatic

#241D56 #382D84 #4B3CB2 #6F61CA #998FD9

Accessibility & contrast

On white

8.11

#4B3CB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4B3CB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3CB2

8.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3CB2	#FFFFFF	#000000	##FFFFFF
##4B3CB2	1.00	8.11	2.59	8.11
#FFFFFF	8.11	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#004BB0

Tritanopia (blue-blind)

#105A72

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4b3cb2;
/* rgb */ color: rgb(75, 60, 178);
/* oklch */ color: oklch(44.7% 0.179 282.1);

Tailwind

colors: {
  custom: {
    50: '#8873ca',
    500: '#4b3cb2',
    950: '#000000',
  },
}

SCSS

$custom: #4b3cb2;
$custom-light: #8873ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3cb2",
  "rgb": {
    "r": 75,
    "g": 60,
    "b": 178
  },
  "hsl": {
    "h": 247.627,
    "s": 49.58,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44666,
    "c": 0.17876,
    "h": 282.1
  },
  "luminance": 0.07942
}

Semantic roles & 50–950 ramp

primary

#4B3CB2

secondary

#BCC486

accent

#D94FC8

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B3CB2

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

Preview Lab → · Contrast checker → · Palette generator →