#451B69#451B69

#451B69 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.9% C 0.130 H 304.8°. Best body text is #FFFFFF at 13.01:1 contrast (WCAG AA passes).

Color values

HEX	#451B69
RGB	rgb(69, 27, 105)
HSL	hsl(272, 59%, 26%)
HSV	hsv(272, 74%, 41%)
CMYK	cmyk(34.3%, 74.3%, 0%, 58.8%)
CIE-LAB	lab(20.32, 35.62, -37.53)
CIE-LCH	lch(20.32, 51.74, 313.50°)
OKLab	oklab(32.89% 0.0741 -0.1067)
OKLCH	oklch(32.89% 0.13 304.8)
XYZ	xyz(5.3954, 3.0690, 13.6700)
Luminance	0.0307 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B69 #3F691B

analogous

#1E1B69 #451B69 #691B66

triadic

#451B69 #69451B #1B6945

tetradic

#451B69 #691E1B #3F691B #1B6669

square

#451B69 #691E1B #3F691B #1B6669

split-complementary

#451B69 #66691B #1B691E

monochromatic

#100618 #250E38 #451B69 #65289A #8534CA

Accessibility & contrast

On white

13.01

#451B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#451B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B69

13.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B69	#FFFFFF	#000000	##FFFFFF
##451B69	1.00	13.01	1.61	13.01
#FFFFFF	13.01	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00306B

Deuteranopia (green-blind)

#003167

Tritanopia (blue-blind)

#3E2D40

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #451b69;
/* rgb */ color: rgb(69, 27, 105);
/* oklch */ color: oklch(32.9% 0.130 304.8);

Tailwind

colors: {
  custom: {
    50: '#7c5b94',
    500: '#451b69',
    950: '#000000',
  },
}

SCSS

$custom: #451b69;
$custom-light: #7c5b94;
$custom-dark: #000000;

JSON

{
  "hex": "#451b69",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 105
  },
  "hsl": {
    "h": 272.308,
    "s": 59.091,
    "l": 25.882
  },
  "oklch": {
    "l": 0.32888,
    "c": 0.12991,
    "h": 304.8
  },
  "luminance": 0.03069
}

Semantic roles & 50–950 ramp

primary

#451B69

secondary

#6C9E42

accent

#E2468E

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #451B69

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

Preview Lab → · Contrast checker → · Palette generator →