#451F78#451F78

#451F78 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.7% C 0.142 H 298.0°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#451F78
RGB	rgb(69, 31, 120)
HSL	hsl(266, 59%, 30%)
HSV	hsv(266, 74%, 47%)
CMYK	cmyk(42.5%, 74.2%, 0%, 52.9%)
CIE-LAB	lab(22.31, 37.60, -43.98)
CIE-LCH	lch(22.31, 57.86, 310.53°)
OKLab	oklab(34.69% 0.0669 -0.1257)
OKLCH	oklch(34.69% 0.142 298)
XYZ	xyz(6.3335, 3.6011, 18.1271)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.69

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#451F78 #52781F

analogous

#1F2678 #451F78 #721F78

triadic

#451F78 #78451F #1F7845

tetradic

#451F78 #781F26 #52781F #1F7872

square

#451F78 #781F26 #52781F #1F7872

split-complementary

#451F78 #78721F #26781F

monochromatic

#0E0618 #291247 #451F78 #612CA9 #7F43CE

Accessibility & contrast

On white

12.21

#451F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#451F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #451F78

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##451F78	#FFFFFF	#000000	##FFFFFF
##451F78	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357B

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#383549

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #451f78;
/* rgb */ color: rgb(69, 31, 120);
/* oklch */ color: oklch(34.7% 0.142 298.0);

Tailwind

colors: {
  custom: {
    50: '#7e5ea0',
    500: '#451f78',
    950: '#000000',
  },
}

SCSS

$custom: #451f78;
$custom-light: #7e5ea0;
$custom-dark: #000000;

JSON

{
  "hex": "#451f78",
  "rgb": {
    "r": 69,
    "g": 31,
    "b": 120
  },
  "hsl": {
    "h": 265.618,
    "s": 58.94,
    "l": 29.608
  },
  "oklch": {
    "l": 0.34694,
    "c": 0.14235,
    "h": 298
  },
  "luminance": 0.03601
}

Semantic roles & 50–950 ramp

primary

#451F78

secondary

#81AB47

accent

#E2469F

background

#F8F5F9

surface

#EFE9F2

border

#CAC5CC

text

#0A050F

muted

#7C797E

Preview Lab

Preview with #451F78

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

Preview Lab → · Contrast checker → · Palette generator →