#64279B#64279B

#64279B is a dark, vivid violet. Relative luminance 0.065; OKLCH L 42.4% C 0.177 H 303.5°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#64279B
RGB	rgb(100, 39, 155)
HSL	hsl(272, 60%, 38%)
HSV	hsv(272, 75%, 61%)
CMYK	cmyk(35.5%, 74.8%, 0%, 39.2%)
CIE-LAB	lab(30.70, 48.79, -51.94)
CIE-LCH	lch(30.70, 71.27, 313.21°)
OKLab	oklab(42.45% 0.0979 -0.148)
OKLCH	oklch(42.45% 0.177 303.5)
XYZ	xyz(11.8961, 6.5269, 31.6371)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64279B #5E9B27

analogous

#2A279B #64279B #9B2798

triadic

#64279B #9B6427 #279B64

tetradic

#64279B #9B2A27 #5E9B27 #27989B

square

#64279B #9B2A27 #5E9B27 #27989B

split-complementary

#64279B #989B27 #279B2A

monochromatic

#250E39 #441B6A #64279B #8433CC #A164D8

Accessibility & contrast

On white

9.11

#64279B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#64279B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64279B

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64279B	#FFFFFF	#000000	##FFFFFF
##64279B	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#59445F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #64279b;
/* rgb */ color: rgb(100, 39, 155);
/* oklch */ color: oklch(42.4% 0.177 303.5);

Tailwind

colors: {
  custom: {
    50: '#9567b9',
    500: '#64279b',
    950: '#000000',
  },
}

SCSS

$custom: #64279b;
$custom-light: #9567b9;
$custom-dark: #000000;

JSON

{
  "hex": "#64279b",
  "rgb": {
    "r": 100,
    "g": 39,
    "b": 155
  },
  "hsl": {
    "h": 271.552,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.4245,
    "c": 0.17743,
    "h": 303.5
  },
  "luminance": 0.06527
}

Semantic roles & 50–950 ramp

primary

#64279B

secondary

#8CBE60

accent

#E34590

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #64279B

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

Preview Lab → · Contrast checker → · Palette generator →