#648BF6#648BF6

#648BF6 is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.9% C 0.165 H 266.8°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#648BF6
RGB	rgb(100, 139, 246)
HSL	hsl(224, 89%, 68%)
HSV	hsv(224, 59%, 96%)
CMYK	cmyk(59.3%, 43.5%, 0%, 3.5%)
CIE-LAB	lab(59.73, 18.18, -57.75)
CIE-LCH	lch(59.73, 60.55, 287.47°)
OKLab	oklab(65.92% -0.0092 -0.1646)
OKLCH	oklch(65.92% 0.165 266.8)
XYZ	xyz(31.1170, 27.8258, 90.9020)
Luminance	0.2783 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648BF6 #F6CF64

analogous

#64D4F6 #648BF6 #8664F6

triadic

#648BF6 #F6648B #8BF664

tetradic

#648BF6 #F664D4 #F6CF64 #64F686

square

#648BF6 #F664D4 #F6CF64 #64F686

split-complementary

#648BF6 #F68664 #D4F664

monochromatic

#0C41D3 #2A60F3 #648BF6 #9EB6F9 #D8E2FD

Accessibility & contrast

On white

3.20

#648BF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#648BF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648BF6

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648BF6	#FFFFFF	#000000	##000000
##648BF6	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A97FA

Deuteranopia (green-blind)

#458AF4

Tritanopia (blue-blind)

#00A3B4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648bf6;
/* rgb */ color: rgb(100, 139, 246);
/* oklch */ color: oklch(65.9% 0.165 266.8);

Tailwind

colors: {
  custom: {
    50: '#9bacfa',
    500: '#648bf6',
    950: '#000000',
  },
}

SCSS

$custom: #648bf6;
$custom-light: #9bacfa;
$custom-dark: #000000;

JSON

{
  "hex": "#648bf6",
  "rgb": {
    "r": 100,
    "g": 139,
    "b": 246
  },
  "hsl": {
    "h": 223.973,
    "s": 89.024,
    "l": 67.843
  },
  "oklch": {
    "l": 0.65923,
    "c": 0.16487,
    "h": 266.8
  },
  "luminance": 0.27828
}

Semantic roles & 50–950 ramp

primary

#648BF6

secondary

#F1E5C4

accent

#A800E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648BF6

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

Preview Lab → · Contrast checker → · Palette generator →