#4B39BF#4B39BF

#4B39BF is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.4% C 0.199 H 281.1°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#4B39BF
RGB	rgb(75, 57, 191)
HSL	hsl(248, 54%, 49%)
HSV	hsv(248, 70%, 75%)
CMYK	cmyk(60.7%, 70.2%, 0%, 25.1%)
CIE-LAB	lab(34.36, 45.51, -67.61)
CIE-LCH	lch(34.36, 81.50, 303.94°)
OKLab	oklab(45.37% 0.0382 -0.1949)
OKLCH	oklch(45.37% 0.199 281.1)
XYZ	xyz(13.7658, 8.1827, 50.1341)
Luminance	0.0818 (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

#4B39BF #ADBF39

analogous

#396ABF #4B39BF #8E39BF

triadic

#4B39BF #BF4B39 #39BF4B

tetradic

#4B39BF #BF396A #ADBF39 #39BF8E

square

#4B39BF #BF396A #ADBF39 #39BF8E

split-complementary

#4B39BF #BF8E39 #6ABF39

monochromatic

#261D61 #382B90 #4B39BF #7364D1 #9E93DF

Accessibility & contrast

On white

7.96

#4B39BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#4B39BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B39BF

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B39BF	#FFFFFF	#000000	##FFFFFF
##4B39BF	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055C3

Deuteranopia (green-blind)

#004CBC

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4b39bf;
/* rgb */ color: rgb(75, 57, 191);
/* oklch */ color: oklch(45.4% 0.199 281.1);

Tailwind

colors: {
  custom: {
    50: '#8a71d3',
    500: '#4b39bf',
    950: '#000000',
  },
}

SCSS

$custom: #4b39bf;
$custom-light: #8a71d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4b39bf",
  "rgb": {
    "r": 75,
    "g": 57,
    "b": 191
  },
  "hsl": {
    "h": 248.06,
    "s": 54.032,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45374,
    "c": 0.19857,
    "h": 281.1
  },
  "luminance": 0.08184
}

Semantic roles & 50–950 ramp

primary

#4B39BF

secondary

#C1CA8A

accent

#DD4ACA

background

#F9F6FD

surface

#F1ECFA

border

#CBC7D3

text

#0D0814

muted

#7E7B83

Preview Lab

Preview with #4B39BF

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

Preview Lab → · Contrast checker → · Palette generator →