#6660FC#6660FC

#6660FC is a mid, highly saturated blue. Relative luminance 0.182; OKLCH L 58.6% C 0.225 H 278.6°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#6660FC
RGB	rgb(102, 96, 252)
HSL	hsl(242, 96%, 68%)
HSV	hsv(242, 62%, 99%)
CMYK	cmyk(59.5%, 61.9%, 0%, 1.2%)
CIE-LAB	lab(49.76, 46.16, -77.17)
CIE-LCH	lch(49.76, 89.92, 300.89°)
OKLab	oklab(58.59% 0.0336 -0.2221)
OKLCH	oklch(58.59% 0.225 278.6)
XYZ	xyz(27.2274, 18.2168, 94.1580)
Luminance	0.1822 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6660FC #F6FC60

analogous

#60A8FC #6660FC #B460FC

triadic

#6660FC #FC6660 #60FC66

tetradic

#6660FC #FC60A8 #F6FC60 #60FCB4

square

#6660FC #FC60A8 #F6FC60 #60FCB4

split-complementary

#6660FC #FCB460 #A8FC60

monochromatic

#0D04DD #2C24FB #6660FC #A09CFD #DAD8FE

Accessibility & contrast

On white

4.52

#6660FC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#6660FC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6660FC

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6660FC	#FFFFFF	#000000	##000000
##6660FC	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#007DFF

Deuteranopia (green-blind)

#0070F9

Tritanopia (blue-blind)

#0087A5

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #6660fc;
/* rgb */ color: rgb(102, 96, 252);
/* oklch */ color: oklch(58.6% 0.225 278.6);

Tailwind

colors: {
  custom: {
    50: '#9f8efe',
    500: '#6660fc',
    950: '#000000',
  },
}

SCSS

$custom: #6660fc;
$custom-light: #9f8efe;
$custom-dark: #000000;

JSON

{
  "hex": "#6660fc",
  "rgb": {
    "r": 102,
    "g": 96,
    "b": 252
  },
  "hsl": {
    "h": 242.308,
    "s": 96.296,
    "l": 68.235
  },
  "oklch": {
    "l": 0.58594,
    "c": 0.22461,
    "h": 278.6
  },
  "luminance": 0.18219
}

Semantic roles & 50–950 ramp

primary

#6660FC

secondary

#F2F4C4

accent

#E600DD

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #6660FC

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

Preview Lab → · Contrast checker → · Palette generator →