#64289B#64289B

#64289B is a dark, vivid violet. Relative luminance 0.066; OKLCH L 42.6% C 0.176 H 303.4°. Best body text is #FFFFFF at 9.06:1 contrast (WCAG AA passes).

Color values

HEX	#64289B
RGB	rgb(100, 40, 155)
HSL	hsl(271, 59%, 38%)
HSV	hsv(271, 74%, 61%)
CMYK	cmyk(35.5%, 74.2%, 0%, 39.2%)
CIE-LAB	lab(30.86, 48.34, -51.68)
CIE-LCH	lch(30.86, 70.77, 313.09°)
OKLab	oklab(42.56% 0.097 -0.1472)
OKLCH	oklch(42.56% 0.176 303.4)
XYZ	xyz(11.9293, 6.5935, 31.6482)
Luminance	0.0659 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64289B #5F9B28

analogous

#2A289B #64289B #9B2898

triadic

#64289B #9B6428 #289B64

tetradic

#64289B #9B2A28 #5F9B28 #28989B

square

#64289B #9B2A28 #5F9B28 #28989B

split-complementary

#64289B #989B28 #289B2A

monochromatic

#250F3A #451B6A #64289B #8335CB #A166D7

Accessibility & contrast

On white

9.06

#64289B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#64289B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #64289B

9.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64289B	#FFFFFF	#000000	##FFFFFF
##64289B	1.00	9.06	2.32	9.06
#FFFFFF	9.06	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00479E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#59445F

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #64289b;
/* rgb */ color: rgb(100, 40, 155);
/* oklch */ color: oklch(42.6% 0.176 303.4);

Tailwind

colors: {
  custom: {
    50: '#9568b9',
    500: '#64289b',
    950: '#000000',
  },
}

SCSS

$custom: #64289b;
$custom-light: #9568b9;
$custom-dark: #000000;

JSON

{
  "hex": "#64289b",
  "rgb": {
    "r": 100,
    "g": 40,
    "b": 155
  },
  "hsl": {
    "h": 271.304,
    "s": 58.974,
    "l": 38.235
  },
  "oklch": {
    "l": 0.42562,
    "c": 0.17627,
    "h": 303.4
  },
  "luminance": 0.06593
}

Semantic roles & 50–950 ramp

primary

#64289B

secondary

#8DBD61

accent

#E24690

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0612

muted

#7E7A81

Preview Lab

Preview with #64289B

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

Preview Lab → · Contrast checker → · Palette generator →