#4B3CB7#4B3CB7

#4B3CB7 is a mid, vivid blue. Relative luminance 0.081; OKLCH L 45.1% C 0.185 H 281.5°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#4B3CB7
RGB	rgb(75, 60, 183)
HSL	hsl(247, 51%, 48%)
HSV	hsv(247, 67%, 72%)
CMYK	cmyk(59%, 67.2%, 0%, 28.2%)
CIE-LAB	lab(34.28, 41.28, -63.02)
CIE-LCH	lch(34.28, 75.34, 303.23°)
OKLab	oklab(45.1% 0.037 -0.1814)
OKLCH	oklch(45.1% 0.185 281.5)
XYZ	xyz(13.0621, 8.1456, 45.6745)
Luminance	0.0815 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.68

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B3CB7 #A8B73C

analogous

#3C6BB7 #4B3CB7 #883CB7

triadic

#4B3CB7 #B74B3C #3CB74B

tetradic

#4B3CB7 #B73C6B #A8B73C #3CB788

square

#4B3CB7 #B73C6B #A8B73C #3CB788

split-complementary

#4B3CB7 #B7883C #6BB73C

monochromatic

#251E5B #382D89 #4B3CB7 #7164CC #9B92DB

Accessibility & contrast

On white

7.99

#4B3CB7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#4B3CB7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B3CB7

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B3CB7	#FFFFFF	#000000	##FFFFFF
##4B3CB7	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BB

Deuteranopia (green-blind)

#004CB5

Tritanopia (blue-blind)

#015C74

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4b3cb7;
/* rgb */ color: rgb(75, 60, 183);
/* oklch */ color: oklch(45.1% 0.185 281.5);

Tailwind

colors: {
  custom: {
    50: '#8973ce',
    500: '#4b3cb7',
    950: '#000000',
  },
}

SCSS

$custom: #4b3cb7;
$custom-light: #8973ce;
$custom-dark: #000000;

JSON

{
  "hex": "#4b3cb7",
  "rgb": {
    "r": 75,
    "g": 60,
    "b": 183
  },
  "hsl": {
    "h": 247.317,
    "s": 50.617,
    "l": 47.647
  },
  "oklch": {
    "l": 0.45103,
    "c": 0.18515,
    "h": 281.5
  },
  "luminance": 0.08146
}

Semantic roles & 50–950 ramp

primary

#4B3CB7

secondary

#BFC688

accent

#DA4EC9

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0D0814

muted

#7D7B82

Preview Lab

Preview with #4B3CB7

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

Preview Lab → · Contrast checker → · Palette generator →