#645181#645181

#645181 is a mid, moderate violet. Relative luminance 0.102; OKLCH L 47.4% C 0.079 H 301.7°. Best body text is #FFFFFF at 6.92:1 contrast (WCAG AA passes).

Color values

HEX	#645181
RGB	rgb(100, 81, 129)
HSL	hsl(264, 23%, 41%)
HSV	hsv(264, 37%, 51%)
CMYK	cmyk(22.5%, 37.2%, 0%, 49.4%)
CIE-LAB	lab(38.16, 18.48, -24.13)
CIE-LCH	lch(38.16, 30.40, 307.45°)
OKLab	oklab(47.42% 0.0413 -0.0669)
OKLCH	oklch(47.42% 0.079 301.7)
XYZ	xyz(12.1596, 10.1792, 22.0888)
Luminance	0.1018 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645181 #6E8151

analogous

#515681 #645181 #7C5181

triadic

#645181 #816451 #518164

tetradic

#645181 #815156 #6E8151 #51817C

square

#645181 #815156 #6E8151 #51817C

split-complementary

#645181 #817C51 #568151

monochromatic

#2A2236 #47395B #645181 #826CA3 #A292BA

Accessibility & contrast

On white

6.92

#645181 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#645181 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645181

6.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645181	#FFFFFF	#000000	##FFFFFF
##645181	1.00	6.92	3.04	6.92
#FFFFFF	6.92	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#465A83

Deuteranopia (green-blind)

#4A5A80

Tritanopia (blue-blind)

#5F5963

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #645181;
/* rgb */ color: rgb(100, 81, 129);
/* oklch */ color: oklch(47.4% 0.079 301.7);

Tailwind

colors: {
  custom: {
    50: '#9182a5',
    500: '#645181',
    950: '#000000',
  },
}

SCSS

$custom: #645181;
$custom-light: #9182a5;
$custom-dark: #000000;

JSON

{
  "hex": "#645181",
  "rgb": {
    "r": 100,
    "g": 81,
    "b": 129
  },
  "hsl": {
    "h": 263.75,
    "s": 22.857,
    "l": 41.176
  },
  "oklch": {
    "l": 0.47423,
    "c": 0.07861,
    "h": 301.7
  },
  "luminance": 0.10179
}

Semantic roles & 50–950 ramp

primary

#645181

secondary

#9AA886

accent

#BF689D

background

#F8F7FA

surface

#F0EEF4

border

#CBC9CE

text

#0D0A0F

muted

#7D7C7F

Preview Lab

Preview with #645181

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

Preview Lab → · Contrast checker → · Palette generator →