#641A9A#641A9A

#641A9A is a dark, vivid violet. Relative luminance 0.058; OKLCH L 41.1% C 0.190 H 305.2°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#641A9A
RGB	rgb(100, 26, 154)
HSL	hsl(275, 71%, 35%)
HSV	hsv(275, 83%, 60%)
CMYK	cmyk(35.1%, 83.1%, 0%, 39.6%)
CIE-LAB	lab(28.85, 53.65, -54.35)
CIE-LCH	lch(28.85, 76.37, 314.63°)
OKLab	oklab(41.13% 0.1093 -0.1549)
OKLCH	oklch(41.13% 0.19 305.2)
XYZ	xyz(11.4563, 5.7813, 31.0779)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#641A9A #509A1A

analogous

#241A9A #641A9A #9A1A90

triadic

#641A9A #9A641A #1A9A64

tetradic

#641A9A #9A241A #509A1A #1A909A

square

#641A9A #9A241A #509A1A #1A909A

split-complementary

#641A9A #909A1A #1A9A24

monochromatic

#200831 #421166 #641A9A #8623CE #A34DE1

Accessibility & contrast

On white

9.74

#641A9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#641A9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #641A9A

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##641A9A	#FFFFFF	#000000	##FFFFFF
##641A9A	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429D

Deuteranopia (green-blind)

#004498

Tritanopia (blue-blind)

#5A3D5C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #641a9a;
/* rgb */ color: rgb(100, 26, 154);
/* oklch */ color: oklch(41.1% 0.190 305.2);

Tailwind

colors: {
  custom: {
    50: '#9661b9',
    500: '#641a9a',
    950: '#000000',
  },
}

SCSS

$custom: #641a9a;
$custom-light: #9661b9;
$custom-dark: #000000;

JSON

{
  "hex": "#641a9a",
  "rgb": {
    "r": 100,
    "g": 26,
    "b": 154
  },
  "hsl": {
    "h": 274.688,
    "s": 71.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.41128,
    "c": 0.18959,
    "h": 305.2
  },
  "luminance": 0.05781
}

Semantic roles & 50–950 ramp

primary

#641A9A

secondary

#7FC34D

accent

#EE3A86

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0512

muted

#7E7A81

Preview Lab

Preview with #641A9A

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

Preview Lab → · Contrast checker → · Palette generator →