#6B57CD#6B57CD

#6B57CD is a mid, vivid violet. Relative luminance 0.143; OKLCH L 53.9% C 0.175 H 286.7°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#6B57CD
RGB	rgb(107, 87, 205)
HSL	hsl(250, 54%, 57%)
HSV	hsv(250, 58%, 80%)
CMYK	cmyk(47.8%, 57.6%, 0%, 19.6%)
CIE-LAB	lab(44.73, 38.03, -58.75)
CIE-LCH	lch(44.73, 69.98, 302.92°)
OKLab	oklab(53.93% 0.0505 -0.1678)
OKLCH	oklch(53.93% 0.175 286.7)
XYZ	xyz(20.4878, 14.3491, 59.4359)
Luminance	0.1435 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B57CD #B9CD57

analogous

#577ECD #6B57CD #A657CD

triadic

#6B57CD #CD6B57 #57CD6B

tetradic

#6B57CD #CD577E #B9CD57 #57CDA6

square

#6B57CD #CD577E #B9CD57 #57CDA6

split-complementary

#6B57CD #CDA657 #7ECD57

monochromatic

#362783 #4A35B2 #6B57CD #9586DB #BEB5E9

Accessibility & contrast

On white

5.43

#6B57CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#6B57CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6B57CD

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B57CD	#FFFFFF	#000000	##FFFFFF
##6B57CD	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD1

Deuteranopia (green-blind)

#0066CA

Tritanopia (blue-blind)

#4A7289

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #6b57cd;
/* rgb */ color: rgb(107, 87, 205);
/* oklch */ color: oklch(53.9% 0.175 286.7);

Tailwind

colors: {
  custom: {
    50: '#9c87dd',
    500: '#6b57cd',
    950: '#000000',
  },
}

SCSS

$custom: #6b57cd;
$custom-light: #9c87dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6b57cd",
  "rgb": {
    "r": 107,
    "g": 87,
    "b": 205
  },
  "hsl": {
    "h": 250.169,
    "s": 54.128,
    "l": 57.255
  },
  "oklch": {
    "l": 0.5393,
    "c": 0.17525,
    "h": 286.7
  },
  "luminance": 0.1435
}

Semantic roles & 50–950 ramp

primary

#6B57CD

secondary

#D0D8A8

accent

#DD4AC5

background

#FAF8FD

surface

#F3EFFB

border

#CDCAD4

text

#0F0B15

muted

#7F7C83

Preview Lab

Preview with #6B57CD

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

Preview Lab → · Contrast checker → · Palette generator →