#6437A7#6437A7

#6437A7 is a mid, vivid violet. Relative luminance 0.082; OKLCH L 45.4% C 0.171 H 297.6°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX#6437A7
RGBrgb(100, 55, 167)
HSLhsl(264, 50%, 44%)
HSVhsv(264, 67%, 65%)
CMYKcmyk(40.1%, 67.1%, 0%, 34.5%)
CIE-LABlab(34.46, 43.99, -53.10)
CIE-LCHlch(34.46, 68.95, 309.64°)
OKLaboklab(45.42% 0.0792 -0.1514)
OKLCHoklch(45.42% 0.171 297.6)
XYZxyz(13.5950, 8.2315, 37.4243)
Luminance0.0823 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6437A7 #7AA737
analogous
#3742A7 #6437A7 #9C37A7
triadic
#6437A7 #A76437 #37A764
tetradic
#6437A7 #A73742 #7AA737 #37A79C
square
#6437A7 #A73742 #7AA737 #37A79C
split-complementary
#6437A7 #A79C37 #42A737
monochromatic
#2D194B #482879 #6437A7 #8254C7 #A482D6

Accessibility & contrast

On white

7.94
#6437A7 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.65
#6437A7 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6437A7
7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6437A7#FFFFFF#000000##FFFFFF
##6437A71.007.942.657.94
#FFFFFF7.941.0021.001.00
#0000002.6521.001.0021.00
##FFFFFF7.941.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0051AA
Deuteranopia (green-blind)
#0050A5
Tritanopia (blue-blind)
#54516A
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #6437a7;
/* rgb */ color: rgb(100, 55, 167);
/* oklch */ color: oklch(45.4% 0.171 297.6);
Tailwind
colors: {
  custom: {
    50: '#9571c2',
    500: '#6437a7',
    950: '#000000',
  },
}
SCSS
$custom: #6437a7;
$custom-light: #9571c2;
$custom-dark: #000000;
JSON
{
  "hex": "#6437a7",
  "rgb": {
    "r": 100,
    "g": 55,
    "b": 167
  },
  "hsl": {
    "h": 264.107,
    "s": 50.45,
    "l": 43.529
  },
  "oklch": {
    "l": 0.4542,
    "c": 0.17089,
    "h": 297.6
  },
  "luminance": 0.08232
}

Semantic roles & 50–950 ramp

primary
#6437A7
secondary
#A4C07A
accent
#DA4EA2
background
#F9F6FC
surface
#F2ECF8
border
#CCC7D1
text
#0E0812
muted
#7E7B81

Preview Lab

Preview with #6437A7

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

Preview Lab → · Contrast checker → · Palette generator →

#6437A7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva