#648CF6#648CF6

#648CF6 is a light, vivid blue. Relative luminance 0.281; OKLCH L 66.1% C 0.164 H 266.4°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#648CF6
RGB	rgb(100, 140, 246)
HSL	hsl(224, 89%, 68%)
HSV	hsv(224, 59%, 96%)
CMYK	cmyk(59.3%, 43.1%, 0%, 3.5%)
CIE-LAB	lab(59.99, 17.58, -57.33)
CIE-LCH	lch(59.99, 59.97, 287.05°)
OKLab	oklab(66.13% -0.0102 -0.1634)
OKLCH	oklch(66.13% 0.164 266.4)
XYZ	xyz(31.2625, 28.1167, 90.9505)
Luminance	0.2812 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648CF6 #F6CE64

analogous

#64D5F6 #648CF6 #8564F6

triadic

#648CF6 #F6648C #8CF664

tetradic

#648CF6 #F664D5 #F6CE64 #64F685

square

#648CF6 #F664D5 #F6CE64 #64F685

split-complementary

#648CF6 #F68564 #D5F664

monochromatic

#0C43D3 #2A61F3 #648CF6 #9EB7F9 #D8E2FD

Accessibility & contrast

On white

3.17

#648CF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#648CF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648CF6

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648CF6	#FFFFFF	#000000	##000000
##648CF6	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C98FA

Deuteranopia (green-blind)

#478AF4

Tritanopia (blue-blind)

#00A4B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #648cf6;
/* rgb */ color: rgb(100, 140, 246);
/* oklch */ color: oklch(66.1% 0.164 266.4);

Tailwind

colors: {
  custom: {
    50: '#9badfa',
    500: '#648cf6',
    950: '#000000',
  },
}

SCSS

$custom: #648cf6;
$custom-light: #9badfa;
$custom-dark: #000000;

JSON

{
  "hex": "#648cf6",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 246
  },
  "hsl": {
    "h": 223.562,
    "s": 89.024,
    "l": 67.843
  },
  "oklch": {
    "l": 0.66125,
    "c": 0.1637,
    "h": 266.4
  },
  "luminance": 0.28119
}

Semantic roles & 50–950 ramp

primary

#648CF6

secondary

#F1E5C4

accent

#A700E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648CF6

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

Preview Lab → · Contrast checker → · Palette generator →