#451B7D#451B7D

#451B7D is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.7% C 0.153 H 297.1°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#451B7D
RGB	rgb(69, 27, 125)
HSL	hsl(266, 64%, 30%)
HSV	hsv(266, 78%, 49%)
CMYK	cmyk(44.8%, 78.4%, 0%, 51%)
CIE-LAB	lab(22.05, 40.95, -47.58)
CIE-LCH	lch(22.05, 62.77, 310.72°)
OKLab	oklab(34.65% 0.0696 -0.1362)
OKLCH	oklch(34.65% 0.153 297.1)
XYZ	xyz(6.5469, 3.5296, 19.7344)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B7D #537D1B

analogous

#1B227D #451B7D #761B7D

triadic

#451B7D #7D451B #1B7D45

tetradic

#451B7D #7D1B22 #537D1B #1B7D76

square

#451B7D #7D1B22 #537D1B #1B7D76

split-complementary

#451B7D #7D761B #227D1B

monochromatic

#0E0519 #29104B #451B7D #6126AF #7E3DD5

Accessibility & contrast

On white

12.31

#451B7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#451B7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B7D

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B7D	#FFFFFF	#000000	##FFFFFF
##451B7D	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#00347B

Tritanopia (blue-blind)

#36354B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #451b7d;
/* rgb */ color: rgb(69, 27, 125);
/* oklch */ color: oklch(34.7% 0.153 297.1);

Tailwind

colors: {
  custom: {
    50: '#7f5ca3',
    500: '#451b7d',
    950: '#000000',
  },
}

SCSS

$custom: #451b7d;
$custom-light: #7f5ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#451b7d",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 125
  },
  "hsl": {
    "h": 265.714,
    "s": 64.474,
    "l": 29.804
  },
  "oklch": {
    "l": 0.34652,
    "c": 0.15295,
    "h": 297.1
  },
  "luminance": 0.0353
}

Semantic roles & 50–950 ramp

primary

#451B7D

secondary

#82B143

accent

#E740A0

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #451B7D

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

Preview Lab → · Contrast checker → · Palette generator →