#451C78#451C78

#451C78 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.3% C 0.146 H 298.6°. Best body text is #FFFFFF at 12.42:1 contrast (WCAG AA passes).

Color values

HEX	#451C78
RGB	rgb(69, 28, 120)
HSL	hsl(267, 62%, 29%)
HSV	hsv(267, 77%, 47%)
CMYK	cmyk(42.5%, 76.7%, 0%, 52.9%)
CIE-LAB	lab(21.77, 39.11, -44.85)
CIE-LCH	lch(21.77, 59.51, 311.09°)
OKLab	oklab(34.31% 0.07 -0.1282)
OKLCH	oklch(34.31% 0.146 298.6)
XYZ	xyz(6.2588, 3.4517, 18.1022)
Luminance	0.0345 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.08

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451C78 #4F781C

analogous

#1C2178 #451C78 #731C78

triadic

#451C78 #78451C #1C7845

tetradic

#451C78 #781C21 #4F781C #1C7873

square

#451C78 #781C21 #4F781C #1C7873

split-complementary

#451C78 #78731C #21781C

monochromatic

#0E0619 #281046 #451C78 #6228AA #7F3DD2

Accessibility & contrast

On white

12.42

#451C78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#451C78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451C78

12.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451C78	#FFFFFF	#000000	##FFFFFF
##451C78	1.00	12.42	1.69	12.42
#FFFFFF	12.42	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347B

Deuteranopia (green-blind)

#003376

Tritanopia (blue-blind)

#393448

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #451c78;
/* rgb */ color: rgb(69, 28, 120);
/* oklch */ color: oklch(34.3% 0.146 298.6);

Tailwind

colors: {
  custom: {
    50: '#7e5da0',
    500: '#451c78',
    950: '#000000',
  },
}

SCSS

$custom: #451c78;
$custom-light: #7e5da0;
$custom-dark: #000000;

JSON

{
  "hex": "#451c78",
  "rgb": {
    "r": 69,
    "g": 28,
    "b": 120
  },
  "hsl": {
    "h": 266.739,
    "s": 62.162,
    "l": 29.02
  },
  "oklch": {
    "l": 0.34314,
    "c": 0.14605,
    "h": 298.6
  },
  "luminance": 0.03452
}

Semantic roles & 50–950 ramp

primary

#451C78

secondary

#7EAC44

accent

#E5439D

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0A040F

muted

#7C797E

Preview Lab

Preview with #451C78

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

Preview Lab → · Contrast checker → · Palette generator →