#645397#645397

#645397 is a mid, moderate violet. Relative luminance 0.111; OKLCH L 49.0% C 0.107 H 293.6°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#645397
RGB	rgb(100, 83, 151)
HSL	hsl(255, 29%, 46%)
HSV	hsv(255, 45%, 59%)
CMYK	cmyk(33.8%, 45%, 0%, 40.8%)
CIE-LAB	lab(39.80, 23.13, -34.92)
CIE-LCH	lch(39.80, 41.89, 303.51°)
OKLab	oklab(49.03% 0.0428 -0.0981)
OKLCH	oklch(49.03% 0.107 293.6)
XYZ	xyz(13.9333, 11.1299, 30.6864)
Luminance	0.1113 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#645397 #869753

analogous

#536497 #645397 #865397

triadic

#645397 #976453 #539764

tetradic

#645397 #975364 #869753 #539786

square

#645397 #975364 #869753 #539786

split-complementary

#645397 #978653 #649753

monochromatic

#302848 #4A3D70 #645397 #8474B3 #A79CC9

Accessibility & contrast

On white

6.51

#645397 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#645397 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #645397

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##645397	#FFFFFF	#000000	##FFFFFF
##645397	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5F9A

Deuteranopia (green-blind)

#405D95

Tritanopia (blue-blind)

#58606E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #645397;
/* rgb */ color: rgb(100, 83, 151);
/* oklch */ color: oklch(49.0% 0.107 293.6);

Tailwind

colors: {
  custom: {
    50: '#9283b6',
    500: '#645397',
    950: '#000000',
  },
}

SCSS

$custom: #645397;
$custom-light: #9283b6;
$custom-dark: #000000;

JSON

{
  "hex": "#645397",
  "rgb": {
    "r": 100,
    "g": 83,
    "b": 151
  },
  "hsl": {
    "h": 255,
    "s": 29.06,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49029,
    "c": 0.10707,
    "h": 293.6
  },
  "luminance": 0.1113
}

Semantic roles & 50–950 ramp

primary

#645397

secondary

#ACB690

accent

#C562AD

background

#F9F8FB

surface

#F1EFF6

border

#CBCAD0

text

#0D0A11

muted

#7E7C80

Preview Lab

Preview with #645397

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

Preview Lab → · Contrast checker → · Palette generator →