#4029AB#4029AB

#4029AB is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.4% C 0.193 H 281.5°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#4029AB
RGB	rgb(64, 41, 171)
HSL	hsl(251, 61%, 42%)
HSV	hsv(251, 76%, 67%)
CMYK	cmyk(62.6%, 76%, 0%, 32.9%)
CIE-LAB	lab(28.42, 46.57, -65.53)
CIE-LCH	lch(28.42, 80.39, 305.40°)
OKLab	oklab(40.35% 0.0384 -0.189)
OKLCH	oklch(40.35% 0.193 281.5)
XYZ	xyz(10.2557, 5.6154, 39.0636)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4029AB #94AB29

analogous

#2953AB #4029AB #8129AB

triadic

#4029AB #AB4029 #29AB40

tetradic

#4029AB #AB2953 #94AB29 #29AB81

square

#4029AB #AB2953 #94AB29 #29AB81

split-complementary

#4029AB #AB8129 #53AB29

monochromatic

#1B1148 #2E1D7A #4029AB #5A40D1 #8471DD

Accessibility & contrast

On white

9.89

#4029AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#4029AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4029AB

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4029AB	#FFFFFF	#000000	##FFFFFF
##4029AB	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AF

Deuteranopia (green-blind)

#003EA9

Tritanopia (blue-blind)

#004E68

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #4029ab;
/* rgb */ color: rgb(64, 41, 171);
/* oklch */ color: oklch(40.4% 0.193 281.5);

Tailwind

colors: {
  custom: {
    50: '#8366c5',
    500: '#4029ab',
    950: '#000000',
  },
}

SCSS

$custom: #4029ab;
$custom-light: #8366c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4029ab",
  "rgb": {
    "r": 64,
    "g": 41,
    "b": 171
  },
  "hsl": {
    "h": 250.615,
    "s": 61.321,
    "l": 41.569
  },
  "oklch": {
    "l": 0.40351,
    "c": 0.19288,
    "h": 281.5
  },
  "luminance": 0.05616
}

Semantic roles & 50–950 ramp

primary

#4029AB

secondary

#B4C46C

accent

#E443C8

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #4029AB

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

Preview Lab → · Contrast checker → · Palette generator →