#4B3AB0#4B3AB0

#4B3AB0 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.2% C 0.179 H 282.8°. Best body text is #FFFFFF at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#4B3AB0
RGB	rgb(75, 58, 176)
HSL	hsl(249, 50%, 46%)
HSV	hsv(249, 67%, 69%)
CMYK	cmyk(57.4%, 67%, 0%, 31%)
CIE-LAB	lab(33.26, 40.25, -60.55)
CIE-LCH	lch(33.26, 72.70, 303.61°)
OKLab	oklab(44.18% 0.0397 -0.1742)
OKLCH	oklch(44.18% 0.179 282.8)
XYZ	xyz(12.2488, 7.6558, 41.8981)
Luminance	0.0766 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.27

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3AB0 #9FB03A

analogous

#3A64B0 #4B3AB0 #863AB0

triadic

#4B3AB0 #B04B3A #3AB04B

tetradic

#4B3AB0 #B03A64 #9FB03A #3AB086

square

#4B3AB0 #B03A64 #9FB03A #3AB086

split-complementary

#4B3AB0 #B0863A #64B03A

monochromatic

#241C54 #372B82 #4B3AB0 #6D5DCA #978BD9

Accessibility & contrast

On white

8.30

#4B3AB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4B3AB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3AB0

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3AB0	#FFFFFF	#000000	##FFFFFF
##4B3AB0	1.00	8.30	2.53	8.30
#FFFFFF	8.30	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B4

Deuteranopia (green-blind)

#004AAE

Tritanopia (blue-blind)

#155870

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4b3ab0;
/* rgb */ color: rgb(75, 58, 176);
/* oklch */ color: oklch(44.2% 0.179 282.8);

Tailwind

colors: {
  custom: {
    50: '#8871c9',
    500: '#4b3ab0',
    950: '#000000',
  },
}

SCSS

$custom: #4b3ab0;
$custom-light: #8871c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3ab0",
  "rgb": {
    "r": 75,
    "g": 58,
    "b": 176
  },
  "hsl": {
    "h": 248.644,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.44176,
    "c": 0.17863,
    "h": 282.8
  },
  "luminance": 0.07657
}

Semantic roles & 50–950 ramp

primary

#4B3AB0

secondary

#BAC382

accent

#DA4EC6

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B3AB0

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

Preview Lab → · Contrast checker → · Palette generator →