#6B66FE#6B66FE

#6B66FE is a mid, highly saturated blue. Relative luminance 0.198; OKLCH L 60.1% C 0.219 H 279.0°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#6B66FE
RGB	rgb(107, 102, 254)
HSL	hsl(242, 99%, 70%)
HSV	hsv(242, 60%, 100%)
CMYK	cmyk(57.9%, 59.8%, 0%, 0.4%)
CIE-LAB	lab(51.59, 44.10, -75.28)
CIE-LCH	lch(51.59, 87.25, 300.36°)
OKLab	oklab(60.07% 0.0342 -0.2164)
OKLCH	oklch(60.07% 0.219 279)
XYZ	xyz(28.6985, 19.7823, 96.0528)
Luminance	0.1978 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6B66FE #F9FE66

analogous

#66ADFE #6B66FE #B766FE

triadic

#6B66FE #FE6B66 #66FE6B

tetradic

#6B66FE #FE66AD #F9FE66 #66FEB7

square

#6B66FE #FE66AD #F9FE66 #66FEB7

split-complementary

#6B66FE #FEB766 #ADFE66

monochromatic

#0902E8 #3029FE #6B66FE #A6A3FE #E1E0FF

Accessibility & contrast

On white

4.24

#6B66FE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#6B66FE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6B66FE

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6B66FE	#FFFFFF	#000000	##000000
##6B66FE	1.00	4.24	4.96	4.96
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#0081FF

Deuteranopia (green-blind)

#0075FB

Tritanopia (blue-blind)

#008BA8

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #6b66fe;
/* rgb */ color: rgb(107, 102, 254);
/* oklch */ color: oklch(60.1% 0.219 279.0);

Tailwind

colors: {
  custom: {
    50: '#a292ff',
    500: '#6b66fe',
    950: '#000000',
  },
}

SCSS

$custom: #6b66fe;
$custom-light: #a292ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6b66fe",
  "rgb": {
    "r": 107,
    "g": 102,
    "b": 254
  },
  "hsl": {
    "h": 241.974,
    "s": 98.701,
    "l": 69.804
  },
  "oklch": {
    "l": 0.60074,
    "c": 0.21904,
    "h": 279
  },
  "luminance": 0.19784
}

Semantic roles & 50–950 ramp

primary

#6B66FE

secondary

#F4F5CA

accent

#E600DE

background

#FAF9FF

surface

#F4F1FF

border

#CECBD7

text

#100D18

muted

#7F7E86

Preview Lab

Preview with #6B66FE

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

Preview Lab → · Contrast checker → · Palette generator →