#641B69#641B69

#641B69 is a dark, vivid purple. Relative luminance 0.045; OKLCH L 37.5% C 0.142 H 325.2°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#641B69
RGB	rgb(100, 27, 105)
HSL	hsl(296, 59%, 26%)
HSV	hsv(296, 74%, 41%)
CMYK	cmyk(4.8%, 74.3%, 0%, 58.8%)
CIE-LAB	lab(25.30, 42.88, -29.26)
CIE-LCH	lch(25.30, 51.91, 325.70°)
OKLab	oklab(37.47% 0.117 -0.0813)
OKLCH	oklch(37.47% 0.142 325.2)
XYZ	xyz(8.1971, 4.5136, 13.8013)
Luminance	0.0451 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641B69 #20691B

analogous

#3D1B69 #641B69 #691B47

triadic

#641B69 #69641B #1B6964

tetradic

#641B69 #693D1B #20691B #1B4769

square

#641B69 #693D1B #20691B #1B4769

split-complementary

#641B69 #47691B #1B693D

monochromatic

#170618 #360E38 #641B69 #92289A #C134CA

Accessibility & contrast

On white

11.04

#641B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#641B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641B69

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641B69	#FFFFFF	#000000	##FFFFFF
##641B69	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07366B

Deuteranopia (green-blind)

#2B3F67

Tritanopia (blue-blind)

#662840

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #641b69;
/* rgb */ color: rgb(100, 27, 105);
/* oklch */ color: oklch(37.5% 0.142 325.2);

Tailwind

colors: {
  custom: {
    50: '#935f94',
    500: '#641b69',
    950: '#000000',
  },
}

SCSS

$custom: #641b69;
$custom-light: #935f94;
$custom-dark: #000000;

JSON

{
  "hex": "#641b69",
  "rgb": {
    "r": 100,
    "g": 27,
    "b": 105
  },
  "hsl": {
    "h": 296.154,
    "s": 59.091,
    "l": 25.882
  },
  "oklch": {
    "l": 0.37466,
    "c": 0.14249,
    "h": 325.2
  },
  "luminance": 0.04513
}

Semantic roles & 50–950 ramp

primary

#641B69

secondary

#489E42

accent

#E24650

background

#F9F5F9

surface

#F2EAF1

border

#CCC6CB

text

#0D050D

muted

#7E797E

Preview Lab

Preview with #641B69

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

Preview Lab → · Contrast checker → · Palette generator →