#6655DC#6655DC

#6655DC is a mid, vivid blue. Relative luminance 0.145; OKLCH L 54.3% C 0.198 H 283.3°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#6655DC
RGB	rgb(102, 85, 220)
HSL	hsl(248, 66%, 60%)
HSV	hsv(248, 61%, 86%)
CMYK	cmyk(53.6%, 61.4%, 0%, 13.7%)
CIE-LAB	lab(44.92, 42.72, -67.04)
CIE-LCH	lch(44.92, 79.49, 302.51°)
OKLab	oklab(54.31% 0.0456 -0.1924)
OKLCH	oklch(54.31% 0.198 283.3)
XYZ	xyz(21.6423, 14.4878, 69.3523)
Luminance	0.1449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6655DC #CBDC55

analogous

#5587DC #6655DC #AA55DC

triadic

#6655DC #DC6655 #55DC66

tetradic

#6655DC #DC5587 #CBDC55 #55DCAA

square

#6655DC #DC5587 #CBDC55 #55DCAA

split-complementary

#6655DC #DCAA55 #87DC55

monochromatic

#2E1F97 #3E2ACA #6655DC #9488E6 #C1BBF1

Accessibility & contrast

On white

5.39

#6655DC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#6655DC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6655DC

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6655DC	#FFFFFF	#000000	##FFFFFF
##6655DC	1.00	5.39	3.90	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FE0

Deuteranopia (green-blind)

#0066D9

Tritanopia (blue-blind)

#327690

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #6655dc;
/* rgb */ color: rgb(102, 85, 220);
/* oklch */ color: oklch(54.3% 0.198 283.3);

Tailwind

colors: {
  custom: {
    50: '#9b86e8',
    500: '#6655dc',
    950: '#000000',
  },
}

SCSS

$custom: #6655dc;
$custom-light: #9b86e8;
$custom-dark: #000000;

JSON

{
  "hex": "#6655dc",
  "rgb": {
    "r": 102,
    "g": 85,
    "b": 220
  },
  "hsl": {
    "h": 247.556,
    "s": 65.854,
    "l": 59.804
  },
  "oklch": {
    "l": 0.54306,
    "c": 0.1977,
    "h": 283.3
  },
  "luminance": 0.14489
}

Semantic roles & 50–950 ramp

primary

#6655DC

secondary

#DAE0AC

accent

#E93FD3

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0B16

muted

#7F7C84

Preview Lab

Preview with #6655DC

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

Preview Lab → · Contrast checker → · Palette generator →