#4023B0#4023B0

#4023B0 is a dark, highly saturated violet. Relative luminance 0.054; OKLCH L 40.2% C 0.204 H 281.5°. Best body text is #FFFFFF at 10.07:1 contrast (WCAG AA passes).

Color values

HEX	#4023B0
RGB	rgb(64, 35, 176)
HSL	hsl(252, 67%, 41%)
HSV	hsv(252, 80%, 69%)
CMYK	cmyk(63.6%, 80.1%, 0%, 31%)
CIE-LAB	lab(27.91, 51.00, -69.36)
CIE-LCH	lch(27.91, 86.09, 306.33°)
OKLab	oklab(40.15% 0.0406 -0.2001)
OKLCH	oklch(40.15% 0.204 281.5)
XYZ	xyz(10.5494, 5.4258, 41.5573)
Luminance	0.0543 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4023B0 #93B023

analogous

#234DB0 #4023B0 #8723B0

triadic

#4023B0 #B04023 #23B040

tetradic

#4023B0 #B0234D #93B023 #23B087

square

#4023B0 #B0234D #93B023 #23B087

split-complementary

#4023B0 #B08723 #4DB023

monochromatic

#1B0F4A #2D197D #4023B0 #5939D8 #846CE2

Accessibility & contrast

On white

10.07

#4023B0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.09

#4023B0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4023B0

10.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4023B0	#FFFFFF	#000000	##FFFFFF
##4023B0	1.00	10.07	2.09	10.07
#FFFFFF	10.07	1.00	21.00	1.00
#000000	2.09	21.00	1.00	21.00
##FFFFFF	10.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047B4

Deuteranopia (green-blind)

#003DAE

Tritanopia (blue-blind)

#004E6A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #4023b0;
/* rgb */ color: rgb(64, 35, 176);
/* oklch */ color: oklch(40.2% 0.204 281.5);

Tailwind

colors: {
  custom: {
    50: '#8463c9',
    500: '#4023b0',
    950: '#000000',
  },
}

SCSS

$custom: #4023b0;
$custom-light: #8463c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4023b0",
  "rgb": {
    "r": 64,
    "g": 35,
    "b": 176
  },
  "hsl": {
    "h": 252.34,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.40152,
    "c": 0.2042,
    "h": 281.5
  },
  "luminance": 0.05427
}

Semantic roles & 50–950 ramp

primary

#4023B0

secondary

#B4C867

accent

#EA3EC6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0513

muted

#7D7A82

Preview Lab

Preview with #4023B0

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

Preview Lab → · Contrast checker → · Palette generator →