#451B64#451B64

#451B64 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.5% C 0.124 H 307.1°. Best body text is #FFFFFF at 13.18:1 contrast (WCAG AA passes).

Color values

HEX	#451B64
RGB	rgb(69, 27, 100)
HSL	hsl(275, 57%, 25%)
HSV	hsv(275, 73%, 39%)
CMYK	cmyk(31%, 73%, 0%, 60.8%)
CIE-LAB	lab(19.92, 34.32, -34.90)
CIE-LCH	lch(19.92, 48.95, 314.53°)
OKLab	oklab(32.48% 0.0749 -0.0989)
OKLCH	oklch(32.48% 0.124 307.1)
XYZ	xyz(5.1459, 2.9692, 12.3561)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B64 #3A641B

analogous

#211B64 #451B64 #641B5E

triadic

#451B64 #64451B #1B6445

tetradic

#451B64 #64211B #3A641B #1B5E64

square

#451B64 #64211B #3A641B #1B5E64

split-complementary

#451B64 #5E641B #1B6421

monochromatic

#110718 #240E34 #451B64 #662894 #8835C4

Accessibility & contrast

On white

13.18

#451B64 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#451B64 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B64

13.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B64	#FFFFFF	#000000	##FFFFFF
##451B64	1.00	13.18	1.59	13.18
#FFFFFF	13.18	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F66

Deuteranopia (green-blind)

#073062

Tritanopia (blue-blind)

#402B3D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #451b64;
/* rgb */ color: rgb(69, 27, 100);
/* oklch */ color: oklch(32.5% 0.124 307.1);

Tailwind

colors: {
  custom: {
    50: '#7c5b91',
    500: '#451b64',
    950: '#000000',
  },
}

SCSS

$custom: #451b64;
$custom-light: #7c5b91;
$custom-dark: #000000;

JSON

{
  "hex": "#451b64",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 100
  },
  "hsl": {
    "h": 274.521,
    "s": 57.48,
    "l": 24.902
  },
  "oklch": {
    "l": 0.32478,
    "c": 0.12409,
    "h": 307.1
  },
  "luminance": 0.02969
}

Semantic roles & 50–950 ramp

primary

#451B64

secondary

#679941

accent

#E14788

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#0A040D

muted

#7C797D

Preview Lab

Preview with #451B64

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

Preview Lab → · Contrast checker → · Palette generator →