#6C66F9#6C66F9

#6C66F9 is a mid, highly saturated blue. Relative luminance 0.195; OKLCH L 59.8% C 0.213 H 279.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#6C66F9
RGB	rgb(108, 102, 249)
HSL	hsl(242, 92%, 69%)
HSV	hsv(242, 59%, 98%)
CMYK	cmyk(56.6%, 59%, 0%, 2.4%)
CIE-LAB	lab(51.30, 42.72, -72.97)
CIE-LCH	lch(51.30, 84.56, 300.35°)
OKLab	oklab(59.77% 0.0355 -0.2095)
OKLCH	oklch(59.77% 0.213 279.6)
XYZ	xyz(28.0292, 19.5285, 91.8965)
Luminance	0.1953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C66F9 #F3F966

analogous

#66AAF9 #6C66F9 #B666F9

triadic

#6C66F9 #F96C66 #66F96C

tetradic

#6C66F9 #F966AA #F3F966 #66F9B6

square

#6C66F9 #F966AA #F3F966 #66F9B6

split-complementary

#6C66F9 #F9B666 #AAF966

monochromatic

#1109DC #332BF7 #6C66F9 #A5A1FB #DDDCFE

Accessibility & contrast

On white

4.28

#6C66F9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#6C66F9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C66F9

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C66F9	#FFFFFF	#000000	##000000
##6C66F9	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0080FE

Deuteranopia (green-blind)

#0075F6

Tritanopia (blue-blind)

#1789A6

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #6c66f9;
/* rgb */ color: rgb(108, 102, 249);
/* oklch */ color: oklch(59.8% 0.213 279.6);

Tailwind

colors: {
  custom: {
    50: '#a292fc',
    500: '#6c66f9',
    950: '#000000',
  },
}

SCSS

$custom: #6c66f9;
$custom-light: #a292fc;
$custom-dark: #000000;

JSON

{
  "hex": "#6c66f9",
  "rgb": {
    "r": 108,
    "g": 102,
    "b": 249
  },
  "hsl": {
    "h": 242.449,
    "s": 92.453,
    "l": 68.824
  },
  "oklch": {
    "l": 0.59765,
    "c": 0.21254,
    "h": 279.6
  },
  "luminance": 0.1953
}

Semantic roles & 50–950 ramp

primary

#6C66F9

secondary

#F1F3C8

accent

#E600DC

background

#FAF9FF

surface

#F4F1FF

border

#CECBD7

text

#100D18

muted

#7F7E86

Preview Lab

Preview with #6C66F9

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

Preview Lab → · Contrast checker → · Palette generator →