#6557AA#6557AA

#6557AA is a mid, vivid violet. Relative luminance 0.125; OKLCH L 51.0% C 0.128 H 288.8°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#6557AA
RGB	rgb(101, 87, 170)
HSL	hsl(250, 33%, 50%)
HSV	hsv(250, 49%, 67%)
CMYK	cmyk(40.6%, 48.8%, 0%, 33.3%)
CIE-LAB	lab(41.98, 26.34, -42.79)
CIE-LCH	lch(41.98, 50.25, 301.62°)
OKLab	oklab(51.04% 0.0412 -0.1211)
OKLCH	oklch(51.04% 0.128 288.8)
XYZ	xyz(16.0287, 12.4849, 39.5877)
Luminance	0.1249 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6557AA #9CAA57

analogous

#5773AA #6557AA #8E57AA

triadic

#6557AA #AA6557 #57AA65

tetradic

#6557AA #AA5773 #9CAA57 #57AA8E

square

#6557AA #AA5773 #9CAA57 #57AA8E

split-complementary

#6557AA #AA8E57 #73AA57

monochromatic

#352D59 #4D4282 #6557AA #8A80BF #B0A8D3

Accessibility & contrast

On white

6.01

#6557AA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#6557AA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6557AA

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6557AA	#FFFFFF	#000000	##FFFFFF
##6557AA	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3765AD

Deuteranopia (green-blind)

#3761A8

Tritanopia (blue-blind)

#526878

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #6557aa;
/* rgb */ color: rgb(101, 87, 170);
/* oklch */ color: oklch(51.0% 0.128 288.8);

Tailwind

colors: {
  custom: {
    50: '#9486c4',
    500: '#6557aa',
    950: '#000000',
  },
}

SCSS

$custom: #6557aa;
$custom-light: #9486c4;
$custom-dark: #000000;

JSON

{
  "hex": "#6557aa",
  "rgb": {
    "r": 101,
    "g": 87,
    "b": 170
  },
  "hsl": {
    "h": 250.12,
    "s": 32.806,
    "l": 50.392
  },
  "oklch": {
    "l": 0.5104,
    "c": 0.12791,
    "h": 288.8
  },
  "luminance": 0.12485
}

Semantic roles & 50–950 ramp

primary

#6557AA

secondary

#BBC19C

accent

#C95FB7

background

#F9F8FC

surface

#F2EFF8

border

#CCCAD1

text

#0D0B12

muted

#7E7C81

Preview Lab

Preview with #6557AA

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

Preview Lab → · Contrast checker → · Palette generator →