#648EF6#648EF6

#648EF6 is a light, vivid blue. Relative luminance 0.287; OKLCH L 66.5% C 0.161 H 265.7°. Best body text is #000000 at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#648EF6
RGB	rgb(100, 142, 246)
HSL	hsl(223, 89%, 68%)
HSV	hsv(223, 59%, 96%)
CMYK	cmyk(59.3%, 42.3%, 0%, 3.5%)
CIE-LAB	lab(60.52, 16.39, -56.49)
CIE-LCH	lch(60.52, 58.82, 286.18°)
OKLab	oklab(66.53% -0.0122 -0.1609)
OKLCH	oklch(66.53% 0.161 265.7)
XYZ	xyz(31.5574, 28.7065, 91.0488)
Luminance	0.2871 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648EF6 #F6CC64

analogous

#64D7F6 #648EF6 #8364F6

triadic

#648EF6 #F6648E #8EF664

tetradic

#648EF6 #F664D7 #F6CC64 #64F683

square

#648EF6 #F664D7 #F6CC64 #64F683

split-complementary

#648EF6 #F68364 #D7F664

monochromatic

#0C46D3 #2A64F3 #648EF6 #9EB8F9 #D8E2FD

Accessibility & contrast

On white

3.11

#648EF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.74

#648EF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648EF6

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648EF6	#FFFFFF	#000000	##000000
##648EF6	1.00	3.11	6.74	6.74
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.74	21.00	1.00	1.00
##000000	6.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F99FA

Deuteranopia (green-blind)

#4B8CF4

Tritanopia (blue-blind)

#00A5B6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #648ef6;
/* rgb */ color: rgb(100, 142, 246);
/* oklch */ color: oklch(66.5% 0.161 265.7);

Tailwind

colors: {
  custom: {
    50: '#9baefa',
    500: '#648ef6',
    950: '#000000',
  },
}

SCSS

$custom: #648ef6;
$custom-light: #9baefa;
$custom-dark: #000000;

JSON

{
  "hex": "#648ef6",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 246
  },
  "hsl": {
    "h": 222.74,
    "s": 89.024,
    "l": 67.843
  },
  "oklch": {
    "l": 0.66531,
    "c": 0.16134,
    "h": 265.7
  },
  "luminance": 0.28709
}

Semantic roles & 50–950 ramp

primary

#648EF6

secondary

#F1E4C4

accent

#A300E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648EF6

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

Preview Lab → · Contrast checker → · Palette generator →