#648FE2#648FE2

#648FE2 is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.6% C 0.133 H 262.5°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#648FE2
RGB	rgb(100, 143, 226)
HSL	hsl(220, 68%, 64%)
HSV	hsv(220, 56%, 89%)
CMYK	cmyk(55.8%, 36.7%, 0%, 11.4%)
CIE-LAB	lab(59.75, 9.34, -46.65)
CIE-LCH	lch(59.75, 47.58, 281.32°)
OKLab	oklab(65.59% -0.0173 -0.1321)
OKLCH	oklch(65.59% 0.133 262.5)
XYZ	xyz(28.8008, 27.8429, 75.7933)
Luminance	0.2784 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648FE2 #E2B764

analogous

#64CEE2 #648FE2 #7864E2

triadic

#648FE2 #E2648F #8FE264

tetradic

#648FE2 #E264CE #E2B764 #64E278

square

#648FE2 #E264CE #E2B764 #64E278

split-complementary

#648FE2 #E27864 #CEE264

monochromatic

#2050AC #306AD8 #648FE2 #98B4EC #CBDAF5

Accessibility & contrast

On white

3.20

#648FE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#648FE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648FE2

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648FE2	#FFFFFF	#000000	##000000
##648FE2	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)

#6D96E5

Deuteranopia (green-blind)

#5D8BE0

Tritanopia (blue-blind)

#0AA1AE

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648fe2;
/* rgb */ color: rgb(100, 143, 226);
/* oklch */ color: oklch(65.6% 0.133 262.5);

Tailwind

colors: {
  custom: {
    50: '#99afeb',
    500: '#648fe2',
    950: '#000000',
  },
}

SCSS

$custom: #648fe2;
$custom-light: #99afeb;
$custom-dark: #000000;

JSON

{
  "hex": "#648fe2",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 226
  },
  "hsl": {
    "h": 219.524,
    "s": 68.478,
    "l": 63.922
  },
  "oklch": {
    "l": 0.65592,
    "c": 0.1332,
    "h": 262.5
  },
  "luminance": 0.27845
}

Semantic roles & 50–950 ramp

primary

#648FE2

secondary

#E7D8BB

accent

#9015D0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648FE2

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

Preview Lab → · Contrast checker → · Palette generator →