#648AF7#648AF7

#648AF7 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.8% C 0.167 H 267.3°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#648AF7
RGB	rgb(100, 138, 247)
HSL	hsl(224, 90%, 68%)
HSV	hsv(224, 60%, 97%)
CMYK	cmyk(59.5%, 44.1%, 0%, 3.1%)
CIE-LAB	lab(59.52, 19.10, -58.63)
CIE-LCH	lch(59.52, 61.67, 288.05°)
OKLab	oklab(65.78% -0.008 -0.1672)
OKLCH	oklch(65.78% 0.167 267.3)
XYZ	xyz(31.1268, 27.5991, 91.6645)
Luminance	0.2760 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648AF7 #F7D164

analogous

#64D3F7 #648AF7 #8764F7

triadic

#648AF7 #F7648A #8AF764

tetradic

#648AF7 #F764D3 #F7D164 #64F787

square

#648AF7 #F764D3 #F7D164 #64F787

split-complementary

#648AF7 #F78764 #D3F764

monochromatic

#0B3FD6 #2A5EF4 #648AF7 #9EB6FA #D8E2FD

Accessibility & contrast

On white

3.22

#648AF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#648AF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648AF7

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648AF7	#FFFFFF	#000000	##000000
##648AF7	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5796FB

Deuteranopia (green-blind)

#4189F5

Tritanopia (blue-blind)

#00A3B4

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #648af7;
/* rgb */ color: rgb(100, 138, 247);
/* oklch */ color: oklch(65.8% 0.167 267.3);

Tailwind

colors: {
  custom: {
    50: '#9cabfa',
    500: '#648af7',
    950: '#000000',
  },
}

SCSS

$custom: #648af7;
$custom-light: #9cabfa;
$custom-dark: #000000;

JSON

{
  "hex": "#648af7",
  "rgb": {
    "r": 100,
    "g": 138,
    "b": 247
  },
  "hsl": {
    "h": 224.49,
    "s": 90.184,
    "l": 68.039
  },
  "oklch": {
    "l": 0.65783,
    "c": 0.16741,
    "h": 267.3
  },
  "luminance": 0.27602
}

Semantic roles & 50–950 ramp

primary

#648AF7

secondary

#F2E6C5

accent

#AA00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648AF7

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

Preview Lab → · Contrast checker → · Palette generator →