#6C66EF#6C66EF

#6C66EF is a mid, vivid blue. Relative luminance 0.189; OKLCH L 59.0% C 0.200 H 280.3°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#6C66EF
RGB	rgb(108, 102, 239)
HSL	hsl(243, 81%, 67%)
HSV	hsv(243, 57%, 94%)
CMYK	cmyk(54.8%, 57.3%, 0%, 6.3%)
CIE-LAB	lab(50.59, 39.64, -68.54)
CIE-LCH	lch(50.59, 79.18, 300.04°)
OKLab	oklab(59.02% 0.0357 -0.1965)
OKLCH	oklch(59.02% 0.2 280.3)
XYZ	xyz(26.5108, 18.9212, 83.8998)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6C66EF #E9EF66

analogous

#66A5EF #6C66EF #B166EF

triadic

#6C66EF #EF6C66 #66EF6C

tetradic

#6C66EF #EF66A5 #E9EF66 #66EFB1

square

#6C66EF #EF66A5 #E9EF66 #66EFB1

split-complementary

#6C66EF #EFB166 #A5EF66

monochromatic

#1C15C6 #372FE9 #6C66EF #A19DF5 #D6D5FB

Accessibility & contrast

On white

4.39

#6C66EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#6C66EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C66EF

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6C66EF	#FFFFFF	#000000	##000000
##6C66EF	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007EF4

Deuteranopia (green-blind)

#0073EC

Tritanopia (blue-blind)

#2B86A1

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6c66ef;
/* rgb */ color: rgb(108, 102, 239);
/* oklch */ color: oklch(59.0% 0.200 280.3);

Tailwind

colors: {
  custom: {
    50: '#a092f5',
    500: '#6c66ef',
    950: '#000000',
  },
}

SCSS

$custom: #6c66ef;
$custom-light: #a092f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6c66ef",
  "rgb": {
    "r": 108,
    "g": 102,
    "b": 239
  },
  "hsl": {
    "h": 242.628,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.59022,
    "c": 0.19973,
    "h": 280.3
  },
  "luminance": 0.18923
}

Semantic roles & 50–950 ramp

primary

#6C66EF

secondary

#ECEEC2

accent

#DD08D4

background

#FAF9FF

surface

#F4F1FE

border

#CECBD6

text

#100D17

muted

#7F7E85

Preview Lab

Preview with #6C66EF

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

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