#648FF7#648FF7

#648FF7 is a light, vivid blue. Relative luminance 0.291; OKLCH L 66.8% C 0.162 H 265.4°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#648FF7
RGB	rgb(100, 143, 247)
HSL	hsl(222, 90%, 68%)
HSV	hsv(222, 60%, 97%)
CMYK	cmyk(59.5%, 42.1%, 0%, 3.1%)
CIE-LAB	lab(60.84, 16.12, -56.53)
CIE-LCH	lch(60.84, 58.78, 285.92°)
OKLab	oklab(66.79% -0.013 -0.161)
OKLCH	oklch(66.79% 0.162 265.4)
XYZ	xyz(31.8607, 29.0669, 91.9091)
Luminance	0.2907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FF7 #F7CC64

analogous

#64D8F7 #648FF7 #8264F7

triadic

#648FF7 #F7648F #8FF764

tetradic

#648FF7 #F764D8 #F7CC64 #64F782

square

#648FF7 #F764D8 #F7CC64 #64F782

split-complementary

#648FF7 #F78264 #D8F764

monochromatic

#0B46D6 #2A65F4 #648FF7 #9EB9FA #D8E3FD

Accessibility & contrast

On white

3.08

#648FF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#648FF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FF7

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FF7	#FFFFFF	#000000	##000000
##648FF7	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#609AFB

Deuteranopia (green-blind)

#4B8DF5

Tritanopia (blue-blind)

#00A6B7

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #648ff7;
/* rgb */ color: rgb(100, 143, 247);
/* oklch */ color: oklch(66.8% 0.162 265.4);

Tailwind

colors: {
  custom: {
    50: '#9baffa',
    500: '#648ff7',
    950: '#000000',
  },
}

SCSS

$custom: #648ff7;
$custom-light: #9baffa;
$custom-dark: #000000;

JSON

{
  "hex": "#648ff7",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 247
  },
  "hsl": {
    "h": 222.449,
    "s": 90.184,
    "l": 68.039
  },
  "oklch": {
    "l": 0.66794,
    "c": 0.16152,
    "h": 265.4
  },
  "luminance": 0.2907
}

Semantic roles & 50–950 ramp

primary

#648FF7

secondary

#F2E5C5

accent

#A200E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648FF7

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

Preview Lab → · Contrast checker → · Palette generator →