#6B57BB#6B57BB

#6B57BB is a mid, vivid violet. Relative luminance 0.135; OKLCH L 52.7% C 0.151 H 289.4°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#6B57BB
RGB	rgb(107, 87, 187)
HSL	hsl(252, 42%, 54%)
HSV	hsv(252, 53%, 73%)
CMYK	cmyk(42.8%, 53.5%, 0%, 26.7%)
CIE-LAB	lab(43.55, 32.76, -50.22)
CIE-LCH	lch(43.55, 59.96, 303.12°)
OKLab	oklab(52.68% 0.0502 -0.1427)
OKLCH	oklch(52.68% 0.151 289.4)
XYZ	xyz(18.4387, 13.5294, 48.6440)
Luminance	0.1353 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B57BB #A7BB57

analogous

#5775BB #6B57BB #9D57BB

triadic

#6B57BB #BB6B57 #57BB6B

tetradic

#6B57BB #BB5775 #A7BB57 #57BB9D

square

#6B57BB #BB5775 #A7BB57 #57BB9D

split-complementary

#6B57BB #BB9D57 #75BB57

monochromatic

#392C6C #4F3D97 #6B57BB #9183CD #B8AEDE

Accessibility & contrast

On white

5.67

#6B57BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#6B57BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6B57BB

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B57BB	#FFFFFF	#000000	##FFFFFF
##6B57BB	1.00	5.67	3.71	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2869BE

Deuteranopia (green-blind)

#2A65B9

Tritanopia (blue-blind)

#546C80

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6b57bb;
/* rgb */ color: rgb(107, 87, 187);
/* oklch */ color: oklch(52.7% 0.151 289.4);

Tailwind

colors: {
  custom: {
    50: '#9a87d0',
    500: '#6b57bb',
    950: '#000000',
  },
}

SCSS

$custom: #6b57bb;
$custom-light: #9a87d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6b57bb",
  "rgb": {
    "r": 107,
    "g": 87,
    "b": 187
  },
  "hsl": {
    "h": 252,
    "s": 42.373,
    "l": 53.725
  },
  "oklch": {
    "l": 0.5268,
    "c": 0.1513,
    "h": 289.4
  },
  "luminance": 0.1353
}

Semantic roles & 50–950 ramp

primary

#6B57BB

secondary

#C4CCA2

accent

#D256B9

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #6B57BB

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

Preview Lab → · Contrast checker → · Palette generator →