#648FF6#648FF6

#648FF6 is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.7% C 0.160 H 265.3°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#648FF6
RGB	rgb(100, 143, 246)
HSL	hsl(222, 89%, 68%)
HSV	hsv(222, 59%, 96%)
CMYK	cmyk(59.3%, 41.9%, 0%, 3.5%)
CIE-LAB	lab(60.79, 15.79, -56.07)
CIE-LCH	lch(60.79, 58.25, 285.73°)
OKLab	oklab(66.73% -0.0132 -0.1596)
OKLCH	oklch(66.73% 0.16 265.3)
XYZ	xyz(31.7068, 29.0054, 91.0986)
Luminance	0.2901 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FF6 #F6CB64

analogous

#64D8F6 #648FF6 #8264F6

triadic

#648FF6 #F6648F #8FF664

tetradic

#648FF6 #F664D8 #F6CB64 #64F682

square

#648FF6 #F664D8 #F6CB64 #64F682

split-complementary

#648FF6 #F68264 #D8F664

monochromatic

#0C47D3 #2A65F3 #648FF6 #9EB9F9 #D8E3FD

Accessibility & contrast

On white

3.09

#648FF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#648FF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FF6

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FF6	#FFFFFF	#000000	##000000
##648FF6	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#619AFA

Deuteranopia (green-blind)

#4C8CF4

Tritanopia (blue-blind)

#00A6B6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #648ff6;
/* rgb */ color: rgb(100, 143, 246);
/* oklch */ color: oklch(66.7% 0.160 265.3);

Tailwind

colors: {
  custom: {
    50: '#9baffa',
    500: '#648ff6',
    950: '#000000',
  },
}

SCSS

$custom: #648ff6;
$custom-light: #9baffa;
$custom-dark: #000000;

JSON

{
  "hex": "#648ff6",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 246
  },
  "hsl": {
    "h": 222.329,
    "s": 89.024,
    "l": 67.843
  },
  "oklch": {
    "l": 0.66734,
    "c": 0.16018,
    "h": 265.3
  },
  "luminance": 0.29008
}

Semantic roles & 50–950 ramp

primary

#648FF6

secondary

#F1E4C4

accent

#A200E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648FF6

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

Preview Lab → · Contrast checker → · Palette generator →