#648AFC#648AFC

#648AFC is a light, vivid blue. Relative luminance 0.279; OKLCH L 66.1% C 0.174 H 267.6°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#648AFC
RGB	rgb(100, 138, 252)
HSL	hsl(225, 96%, 69%)
HSV	hsv(225, 60%, 99%)
CMYK	cmyk(60.3%, 45.2%, 0%, 1.2%)
CIE-LAB	lab(59.81, 20.74, -60.93)
CIE-LCH	lch(59.81, 64.36, 288.80°)
OKLab	oklab(66.09% -0.0072 -0.174)
OKLCH	oklch(66.09% 0.174 267.6)
XYZ	xyz(31.9087, 27.9118, 95.7826)
Luminance	0.2792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AFC #FCD664

analogous

#64D6FC #648AFC #8A64FC

triadic

#648AFC #FC648A #8AFC64

tetradic

#648AFC #FC64D6 #FCD664 #64FC8A

square

#648AFC #FC64D6 #FCD664 #64FC8A

split-complementary

#648AFC #FC8A64 #D6FC64

monochromatic

#043CE1 #285DFB #648AFC #A0B7FD #DCE5FE

Accessibility & contrast

On white

3.19

#648AFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#648AFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AFC

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AFC	#FFFFFF	#000000	##000000
##648AFC	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5397FF

Deuteranopia (green-blind)

#3B8AFA

Tritanopia (blue-blind)

#00A4B7

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648afc;
/* rgb */ color: rgb(100, 138, 252);
/* oklch */ color: oklch(66.1% 0.174 267.6);

Tailwind

colors: {
  custom: {
    50: '#9cabfe',
    500: '#648afc',
    950: '#000000',
  },
}

SCSS

$custom: #648afc;
$custom-light: #9cabfe;
$custom-dark: #000000;

JSON

{
  "hex": "#648afc",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 252
  },
  "hsl": {
    "h": 225,
    "s": 96.203,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66093,
    "c": 0.17412,
    "h": 267.6
  },
  "luminance": 0.27915
}

Semantic roles & 50–950 ramp

primary

#648AFC

secondary

#F4E9C8

accent

#AC00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #648AFC

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

Preview Lab → · Contrast checker → · Palette generator →