#440F66#440F66

#440F66 is a dark, vivid violet. Relative luminance 0.025; OKLCH L 31.2% C 0.141 H 307.4°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#440F66
RGB	rgb(68, 15, 102)
HSL	hsl(277, 74%, 23%)
HSV	hsv(277, 85%, 40%)
CMYK	cmyk(33.3%, 85.3%, 0%, 60%)
CIE-LAB	lab(18.05, 39.97, -39.25)
CIE-LCH	lch(18.05, 56.02, 315.52°)
OKLab	oklab(31.18% 0.0853 -0.1117)
OKLCH	oklch(31.18% 0.141 307.4)
XYZ	xyz(4.9525, 2.5300, 12.7952)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#440F66 #31660F

analogous

#190F66 #440F66 #660F5C

triadic

#440F66 #66440F #0F6644

tetradic

#440F66 #66190F #31660F #0F5C66

square

#440F66 #66190F #31660F #0F5C66

split-complementary

#440F66 #5C660F #0F6619

monochromatic

#12041B #200731 #440F66 #68179B #8B1FD1

Accessibility & contrast

On white

13.94

#440F66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#440F66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #440F66

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##440F66	#FFFFFF	#000000	##FFFFFF
##440F66	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A68

Deuteranopia (green-blind)

#002C64

Tritanopia (blue-blind)

#3E263B

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #440f66;
/* rgb */ color: rgb(68, 15, 102);
/* oklch */ color: oklch(31.2% 0.141 307.4);

Tailwind

colors: {
  custom: {
    50: '#7c5592',
    500: '#440f66',
    950: '#000000',
  },
}

SCSS

$custom: #440f66;
$custom-light: #7c5592;
$custom-dark: #000000;

JSON

{
  "hex": "#440f66",
  "rgb": {
    "r": 68,
    "g": 15,
    "b": 102
  },
  "hsl": {
    "h": 276.552,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.3118,
    "c": 0.1405,
    "h": 307.4
  },
  "luminance": 0.0253
}

Semantic roles & 50–950 ramp

primary

#440F66

secondary

#5D9F32

accent

#F13780

background

#F7F5F9

surface

#EEE9F1

border

#C9C5CB

text

#0A030D

muted

#7C787E

Preview Lab

Preview with #440F66

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

Preview Lab → · Contrast checker → · Palette generator →