#4B39B2#4B39B2

#4B39B2 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.2% C 0.182 H 282.8°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#4B39B2
RGB	rgb(75, 57, 178)
HSL	hsl(249, 51%, 46%)
HSV	hsv(249, 68%, 70%)
CMYK	cmyk(57.9%, 68%, 0%, 30.2%)
CIE-LAB	lab(33.21, 41.45, -61.81)
CIE-LCH	lch(33.21, 74.42, 303.85°)
OKLab	oklab(44.2% 0.0403 -0.1779)
OKLCH	oklch(44.2% 0.182 282.8)
XYZ	xyz(12.3982, 7.6357, 42.9314)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.44

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B39B2 #A0B239

analogous

#3963B2 #4B39B2 #8739B2

triadic

#4B39B2 #B24B39 #39B24B

tetradic

#4B39B2 #B23963 #A0B239 #39B287

square

#4B39B2 #B23963 #A0B239 #39B287

split-complementary

#4B39B2 #B28739 #63B239

monochromatic

#241B55 #372A84 #4B39B2 #6D5DCB #978BDA

Accessibility & contrast

On white

8.31

#4B39B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#4B39B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B39B2

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B39B2	#FFFFFF	#000000	##FFFFFF
##4B39B2	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B6

Deuteranopia (green-blind)

#004AB0

Tritanopia (blue-blind)

#115871

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #4b39b2;
/* rgb */ color: rgb(75, 57, 178);
/* oklch */ color: oklch(44.2% 0.182 282.8);

Tailwind

colors: {
  custom: {
    50: '#8871ca',
    500: '#4b39b2',
    950: '#000000',
  },
}

SCSS

$custom: #4b39b2;
$custom-light: #8871ca;
$custom-dark: #000000;

JSON

{
  "hex": "#4b39b2",
  "rgb": {
    "r": 75,
    "g": 57,
    "b": 178
  },
  "hsl": {
    "h": 248.926,
    "s": 51.489,
    "l": 46.078
  },
  "oklch": {
    "l": 0.44198,
    "c": 0.18237,
    "h": 282.8
  },
  "luminance": 0.07636
}

Semantic roles & 50–950 ramp

primary

#4B39B2

secondary

#BBC482

accent

#DB4DC6

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #4B39B2

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

Preview Lab → · Contrast checker → · Palette generator →