#64128A#64128A

#64128A is a dark, vivid purple. Relative luminance 0.050; OKLCH L 39.2% C 0.181 H 311.2°. Best body text is #FFFFFF at 10.52:1 contrast (WCAG AA passes).

Color values

HEX	#64128A
RGB	rgb(100, 18, 138)
HSL	hsl(281, 77%, 31%)
HSV	hsv(281, 87%, 54%)
CMYK	cmyk(27.5%, 87%, 0%, 45.9%)
CIE-LAB	lab(26.67, 52.58, -48.03)
CIE-LCH	lch(26.67, 71.21, 317.59°)
OKLab	oklab(39.19% 0.1195 -0.1363)
OKLCH	oklch(39.19% 0.181 311.2)
XYZ	xyz(10.0584, 4.9772, 24.4707)
Luminance	0.0498 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64128A #388A12

analogous

#28128A #64128A #8A1274

triadic

#64128A #8A6412 #128A64

tetradic

#64128A #8A2812 #388A12 #12748A

square

#64128A #8A2812 #388A12 #12748A

split-complementary

#64128A #748A12 #128A28

monochromatic

#16041E #3D0B54 #64128A #8B19C0 #AC32E4

Accessibility & contrast

On white

10.52

#64128A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#64128A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64128A

10.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64128A	#FFFFFF	#000000	##FFFFFF
##64128A	1.00	10.52	2.00	10.52
#FFFFFF	10.52	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8D

Deuteranopia (green-blind)

#004088

Tritanopia (blue-blind)

#5F3351

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #64128a;
/* rgb */ color: rgb(100, 18, 138);
/* oklch */ color: oklch(39.2% 0.181 311.2);

Tailwind

colors: {
  custom: {
    50: '#955ead',
    500: '#64128a',
    950: '#000000',
  },
}

SCSS

$custom: #64128a;
$custom-light: #955ead;
$custom-dark: #000000;

JSON

{
  "hex": "#64128a",
  "rgb": {
    "r": 100,
    "g": 18,
    "b": 138
  },
  "hsl": {
    "h": 281,
    "s": 76.923,
    "l": 30.588
  },
  "oklch": {
    "l": 0.39192,
    "c": 0.18127,
    "h": 311.2
  },
  "luminance": 0.04977
}

Semantic roles & 50–950 ramp

primary

#64128A

secondary

#63BF39

accent

#F33471

background

#F9F5FA

surface

#F2EAF4

border

#CCC6CE

text

#0E0510

muted

#7E797F

Preview Lab

Preview with #64128A

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

Preview Lab → · Contrast checker → · Palette generator →