#451B67#451B67

#451B67 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.128 H 305.7°. Best body text is #FFFFFF at 13.08:1 contrast (WCAG AA passes).

Color values

HEX	#451B67
RGB	rgb(69, 27, 103)
HSL	hsl(273, 58%, 25%)
HSV	hsv(273, 74%, 40%)
CMYK	cmyk(33%, 73.8%, 0%, 59.6%)
CIE-LAB	lab(20.16, 35.10, -36.48)
CIE-LCH	lch(20.16, 50.62, 313.89°)
OKLab	oklab(32.72% 0.0745 -0.1036)
OKLCH	oklch(32.72% 0.128 305.7)
XYZ	xyz(5.2938, 3.0284, 13.1350)
Luminance	0.0303 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451B67 #3D671B

analogous

#1F1B67 #451B67 #671B63

triadic

#451B67 #67451B #1B6745

tetradic

#451B67 #671F1B #3D671B #1B6367

square

#451B67 #671F1B #3D671B #1B6367

split-complementary

#451B67 #63671B #1B671F

monochromatic

#100618 #250E37 #451B67 #652897 #8634C8

Accessibility & contrast

On white

13.08

#451B67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#451B67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451B67

13.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451B67	#FFFFFF	#000000	##FFFFFF
##451B67	1.00	13.08	1.61	13.08
#FFFFFF	13.08	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F69

Deuteranopia (green-blind)

#013165

Tritanopia (blue-blind)

#3F2C3F

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #451b67;
/* rgb */ color: rgb(69, 27, 103);
/* oklch */ color: oklch(32.7% 0.128 305.7);

Tailwind

colors: {
  custom: {
    50: '#7c5b93',
    500: '#451b67',
    950: '#000000',
  },
}

SCSS

$custom: #451b67;
$custom-light: #7c5b93;
$custom-dark: #000000;

JSON

{
  "hex": "#451b67",
  "rgb": {
    "r": 69,
    "g": 27,
    "b": 103
  },
  "hsl": {
    "h": 273.158,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.32722,
    "c": 0.12758,
    "h": 305.7
  },
  "luminance": 0.03028
}

Semantic roles & 50–950 ramp

primary

#451B67

secondary

#6A9C42

accent

#E2468C

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #451B67

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

Preview Lab → · Contrast checker → · Palette generator →