#4B38BC#4B38BC

#4B38BC is a dark, vivid blue. Relative luminance 0.080; OKLCH L 45.0% C 0.196 H 281.6°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#4B38BC
RGB	rgb(75, 56, 188)
HSL	hsl(249, 54%, 48%)
HSV	hsv(249, 70%, 74%)
CMYK	cmyk(60.1%, 70.2%, 0%, 26.3%)
CIE-LAB	lab(33.89, 45.14, -66.62)
CIE-LCH	lch(33.89, 80.47, 304.12°)
OKLab	oklab(44.95% 0.0395 -0.192)
OKLCH	oklch(44.95% 0.196 281.6)
XYZ	xyz(13.3901, 7.9541, 48.3969)
Luminance	0.0795 (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

#4B38BC #A9BC38

analogous

#3867BC #4B38BC #8D38BC

triadic

#4B38BC #BC4B38 #38BC4B

tetradic

#4B38BC #BC3867 #A9BC38 #38BC8D

square

#4B38BC #BC3867 #A9BC38 #38BC8D

split-complementary

#4B38BC #BC8D38 #67BC38

monochromatic

#251C5E #382A8D #4B38BC #7161D0 #9C90DE

Accessibility & contrast

On white

8.10

#4B38BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#4B38BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B38BC

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B38BC	#FFFFFF	#000000	##FFFFFF
##4B38BC	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C0

Deuteranopia (green-blind)

#004BBA

Tritanopia (blue-blind)

#005B76

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4b38bc;
/* rgb */ color: rgb(75, 56, 188);
/* oklch */ color: oklch(45.0% 0.196 281.6);

Tailwind

colors: {
  custom: {
    50: '#8a71d1',
    500: '#4b38bc',
    950: '#000000',
  },
}

SCSS

$custom: #4b38bc;
$custom-light: #8a71d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4b38bc",
  "rgb": {
    "r": 75,
    "g": 56,
    "b": 188
  },
  "hsl": {
    "h": 248.636,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.44953,
    "c": 0.19598,
    "h": 281.6
  },
  "luminance": 0.07955
}

Semantic roles & 50–950 ramp

primary

#4B38BC

secondary

#BFC987

accent

#DD4AC8

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4B38BC

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

Preview Lab → · Contrast checker → · Palette generator →