#6C57DD#6C57DD

#6C57DD is a mid, vivid blue. Relative luminance 0.152; OKLCH L 55.2% C 0.196 H 285.2°. Best body text is #FFFFFF at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#6C57DD
RGB	rgb(108, 87, 221)
HSL	hsl(249, 66%, 60%)
HSV	hsv(249, 61%, 87%)
CMYK	cmyk(51.1%, 60.6%, 0%, 13.3%)
CIE-LAB	lab(45.94, 42.96, -65.94)
CIE-LCH	lch(45.94, 78.70, 303.09°)
OKLab	oklab(55.2% 0.0512 -0.1889)
OKLCH	oklch(55.2% 0.196 285.2)
XYZ	xyz(22.6398, 15.2238, 70.1381)
Luminance	0.1522 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C57DD #C8DD57

analogous

#5785DD #6C57DD #AF57DD

triadic

#6C57DD #DD6C57 #57DD6C

tetradic

#6C57DD #DD5785 #C8DD57 #57DDAF

square

#6C57DD #DD5785 #C8DD57 #57DDAF

split-complementary

#6C57DD #DDAF57 #85DD57

monochromatic

#331F9A #432ACD #6C57DD #998AE7 #C5BDF2

Accessibility & contrast

On white

5.19

#6C57DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#6C57DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6C57DD

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C57DD	#FFFFFF	#000000	##FFFFFF
##6C57DD	1.00	5.19	4.04	5.19
#FFFFFF	5.19	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071E1

Deuteranopia (green-blind)

#0069DA

Tritanopia (blue-blind)

#407792

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6c57dd;
/* rgb */ color: rgb(108, 87, 221);
/* oklch */ color: oklch(55.2% 0.196 285.2);

Tailwind

colors: {
  custom: {
    50: '#9f87e8',
    500: '#6c57dd',
    950: '#000000',
  },
}

SCSS

$custom: #6c57dd;
$custom-light: #9f87e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6c57dd",
  "rgb": {
    "r": 108,
    "g": 87,
    "b": 221
  },
  "hsl": {
    "h": 249.403,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.55195,
    "c": 0.19576,
    "h": 285.2
  },
  "luminance": 0.15225
}

Semantic roles & 50–950 ramp

primary

#6C57DD

secondary

#D9E1AE

accent

#CE17B2

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6C57DD

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

Preview Lab → · Contrast checker → · Palette generator →