#641A88#641A88

#641A88 is a dark, vivid purple. Relative luminance 0.052; OKLCH L 39.6% C 0.172 H 311.4°. Best body text is #FFFFFF at 10.27:1 contrast (WCAG AA passes).

Color values

HEX	#641A88
RGB	rgb(100, 26, 136)
HSL	hsl(280, 68%, 32%)
HSV	hsv(280, 81%, 53%)
CMYK	cmyk(26.5%, 80.9%, 0%, 46.7%)
CIE-LAB	lab(27.37, 49.64, -45.64)
CIE-LCH	lch(27.37, 67.44, 317.40°)
OKLab	oklab(39.63% 0.114 -0.1294)
OKLCH	oklch(39.63% 0.172 311.4)
XYZ	xyz(10.0680, 5.2260, 23.7661)
Luminance	0.0523 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A88 #3E881A

analogous

#2D1A88 #641A88 #881A75

triadic

#641A88 #88641A #1A8864

tetradic

#641A88 #882D1A #3E881A #1A7588

square

#641A88 #882D1A #3E881A #1A7588

split-complementary

#641A88 #75881A #1A882D

monochromatic

#180621 #3E1055 #641A88 #8A24BB #A942DB

Accessibility & contrast

On white

10.27

#641A88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#641A88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A88

10.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A88	#FFFFFF	#000000	##FFFFFF
##641A88	1.00	10.27	2.05	10.27
#FFFFFF	10.27	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8B

Deuteranopia (green-blind)

#004286

Tritanopia (blue-blind)

#5F3551

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #641a88;
/* rgb */ color: rgb(100, 26, 136);
/* oklch */ color: oklch(39.6% 0.172 311.4);

Tailwind

colors: {
  custom: {
    50: '#9460ab',
    500: '#641a88',
    950: '#000000',
  },
}

SCSS

$custom: #641a88;
$custom-light: #9460ab;
$custom-dark: #000000;

JSON

{
  "hex": "#641a88",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 136
  },
  "hsl": {
    "h": 280.364,
    "s": 67.901,
    "l": 31.765
  },
  "oklch": {
    "l": 0.3963,
    "c": 0.17244,
    "h": 311.4
  },
  "luminance": 0.05226
}

Semantic roles & 50–950 ramp

primary

#641A88

secondary

#6ABB43

accent

#EB3D76

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0510

muted

#7E7A7F

Preview Lab

Preview with #641A88

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

Preview Lab → · Contrast checker → · Palette generator →