#451C81#451C81

#451C81 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.1% C 0.156 H 295.6°. Best body text is #FFFFFF at 12.10:1 contrast (WCAG AA passes).

Color values

HEX	#451C81
RGB	rgb(69, 28, 129)
HSL	hsl(264, 64%, 31%)
HSV	hsv(264, 78%, 51%)
CMYK	cmyk(46.5%, 78.3%, 0%, 49.4%)
CIE-LAB	lab(22.59, 41.56, -49.24)
CIE-LCH	lch(22.59, 64.43, 310.17°)
OKLab	oklab(35.14% 0.0676 -0.1411)
OKLCH	oklch(35.14% 0.156 295.6)
XYZ	xyz(6.8309, 3.6805, 21.1151)
Luminance	0.0368 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451C81 #58811C

analogous

#1C2681 #451C81 #771C81

triadic

#451C81 #81451C #1C8145

tetradic

#451C81 #811C26 #58811C #1C8177

square

#451C81 #811C26 #58811C #1C8177

split-complementary

#451C81 #81771C #26811C

monochromatic

#0F061C #2A114F #451C81 #6027B3 #7E42D6

Accessibility & contrast

On white

12.10

#451C81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#451C81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451C81

12.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451C81	#FFFFFF	#000000	##FFFFFF
##451C81	1.00	12.10	1.74	12.10
#FFFFFF	12.10	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003784

Deuteranopia (green-blind)

#00347F

Tritanopia (blue-blind)

#34374D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #451c81;
/* rgb */ color: rgb(69, 28, 129);
/* oklch */ color: oklch(35.1% 0.156 295.6);

Tailwind

colors: {
  custom: {
    50: '#7f5da6',
    500: '#451c81',
    950: '#000000',
  },
}

SCSS

$custom: #451c81;
$custom-light: #7f5da6;
$custom-dark: #000000;

JSON

{
  "hex": "#451c81",
  "rgb": {
    "r": 69,
    "g": 28,
    "b": 129
  },
  "hsl": {
    "h": 264.356,
    "s": 64.331,
    "l": 30.784
  },
  "oklch": {
    "l": 0.35141,
    "c": 0.15643,
    "h": 295.6
  },
  "luminance": 0.03681
}

Semantic roles & 50–950 ramp

primary

#451C81

secondary

#87B444

accent

#E740A4

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #451C81

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

Preview Lab → · Contrast checker → · Palette generator →