#6C66EA#6C66EA

#6C66EA is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.7% C 0.193 H 280.7°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#6C66EA
RGB	rgb(108, 102, 234)
HSL	hsl(243, 76%, 66%)
HSV	hsv(243, 56%, 92%)
CMYK	cmyk(53.8%, 56.4%, 0%, 8.2%)
CIE-LAB	lab(50.25, 38.10, -66.29)
CIE-LCH	lch(50.25, 76.46, 299.89°)
OKLab	oklab(58.66% 0.0357 -0.1899)
OKLCH	oklch(58.66% 0.193 280.7)
XYZ	xyz(25.7824, 18.6298, 80.0633)
Luminance	0.1863 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C66EA #E4EA66

analogous

#66A2EA #6C66EA #AE66EA

triadic

#6C66EA #EA6C66 #66EA6C

tetradic

#6C66EA #EA66A2 #E4EA66 #66EAAE

square

#6C66EA #EA66A2 #E4EA66 #66EAAE

split-complementary

#6C66EA #EAAE66 #A2EA66

monochromatic

#211ABC #3830E3 #6C66EA #A09CF1 #D3D2F9

Accessibility & contrast

On white

4.44

#6C66EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#6C66EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C66EA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C66EA	#FFFFFF	#000000	##000000
##6C66EA	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007CEE

Deuteranopia (green-blind)

#0073E7

Tritanopia (blue-blind)

#31859E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6c66ea;
/* rgb */ color: rgb(108, 102, 234);
/* oklch */ color: oklch(58.7% 0.193 280.7);

Tailwind

colors: {
  custom: {
    50: '#a092f2',
    500: '#6c66ea',
    950: '#000000',
  },
}

SCSS

$custom: #6c66ea;
$custom-light: #a092f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6c66ea",
  "rgb": {
    "r": 108,
    "g": 102,
    "b": 234
  },
  "hsl": {
    "h": 242.727,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.58659,
    "c": 0.19325,
    "h": 280.7
  },
  "luminance": 0.18631
}

Semantic roles & 50–950 ramp

primary

#6C66EA

secondary

#EAECC0

accent

#D80DCF

background

#FAF9FE

surface

#F4F1FD

border

#CECBD5

text

#100D17

muted

#7F7E85

Preview Lab

Preview with #6C66EA

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

Preview Lab → · Contrast checker → · Palette generator →