#451B76#451B76

#451B76 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.0% C 0.145 H 299.5°. Best body text is #FFFFFF at 12.56:1 contrast (WCAG AA passes).

Color values

HEX	#451B76
RGB	rgb(69, 27, 118)
HSL	hsl(268, 63%, 28%)
HSV	hsv(268, 77%, 46%)
CMYK	cmyk(41.5%, 77.1%, 0%, 53.7%)
CIE-LAB	lab(21.42, 39.06, -44.14)
CIE-LCH	lch(21.42, 58.94, 311.50°)
OKLab	oklab(34.01% 0.0714 -0.1261)
OKLCH	oklch(34.01% 0.145 299.5)
XYZ	xyz(6.1154, 3.3570, 17.4618)
Luminance	0.0336 (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

#451B76 #4C761B

analogous

#1B1E76 #451B76 #721B76

triadic

#451B76 #76451B #1B7645

tetradic

#451B76 #761B1E #4C761B #1B7672

square

#451B76 #761B1E #4C761B #1B7672

split-complementary

#451B76 #76721B #1E761B

monochromatic

#0F0619 #281044 #451B76 #6226A8 #803AD2

Accessibility & contrast

On white

12.56

#451B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#451B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B76

12.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B76	#FFFFFF	#000000	##FFFFFF
##451B76	1.00	12.56	1.67	12.56
#FFFFFF	12.56	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003379

Deuteranopia (green-blind)

#003374

Tritanopia (blue-blind)

#393247

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #451b76;
/* rgb */ color: rgb(69, 27, 118);
/* oklch */ color: oklch(34.0% 0.145 299.5);

Tailwind

colors: {
  custom: {
    50: '#7e5c9e',
    500: '#451b76',
    950: '#000000',
  },
}

SCSS

$custom: #451b76;
$custom-light: #7e5c9e;
$custom-dark: #000000;

JSON

{
  "hex": "#451b76",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 118
  },
  "hsl": {
    "h": 267.692,
    "s": 62.759,
    "l": 28.431
  },
  "oklch": {
    "l": 0.34013,
    "c": 0.14493,
    "h": 299.5
  },
  "luminance": 0.03357
}

Semantic roles & 50–950 ramp

primary

#451B76

secondary

#7AAA42

accent

#E6429A

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #451B76

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

Preview Lab → · Contrast checker → · Palette generator →