#451C66#451C66

#451C66 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.8% C 0.125 H 306.0°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#451C66
RGB	rgb(69, 28, 102)
HSL	hsl(273, 57%, 25%)
HSV	hsv(273, 73%, 40%)
CMYK	cmyk(32.4%, 72.5%, 0%, 60%)
CIE-LAB	lab(20.26, 34.32, -35.66)
CIE-LCH	lch(20.26, 49.49, 313.91°)
OKLab	oklab(32.77% 0.0734 -0.1012)
OKLCH	oklch(32.77% 0.125 306)
XYZ	xyz(5.2672, 3.0551, 12.8800)
Luminance	0.0306 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451C66 #3D661C

analogous

#201C66 #451C66 #661C62

triadic

#451C66 #66451C #1C6645

tetradic

#451C66 #66201C #3D661C #1C6266

square

#451C66 #66201C #3D661C #1C6266

split-complementary

#451C66 #62661C #1C6620

monochromatic

#100718 #250F36 #451C66 #652996 #8636C6

Accessibility & contrast

On white

13.04

#451C66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#451C66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451C66

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451C66	#FFFFFF	#000000	##FFFFFF
##451C66	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003068

Deuteranopia (green-blind)

#053164

Tritanopia (blue-blind)

#3F2D3E

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #451c66;
/* rgb */ color: rgb(69, 28, 102);
/* oklch */ color: oklch(32.8% 0.125 306.0);

Tailwind

colors: {
  custom: {
    50: '#7c5c92',
    500: '#451c66',
    950: '#000000',
  },
}

SCSS

$custom: #451c66;
$custom-light: #7c5c92;
$custom-dark: #000000;

JSON

{
  "hex": "#451c66",
  "rgb": {
    "r": 69,
    "g": 28,
    "b": 102
  },
  "hsl": {
    "h": 273.243,
    "s": 56.923,
    "l": 25.49
  },
  "oklch": {
    "l": 0.32773,
    "c": 0.12502,
    "h": 306
  },
  "luminance": 0.03055
}

Semantic roles & 50–950 ramp

primary

#451C66

secondary

#6A9B43

accent

#E0488C

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #451C66

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

Preview Lab → · Contrast checker → · Palette generator →