#648CE2#648CE2

#648CE2 is a light, vivid blue. Relative luminance 0.270; OKLCH L 65.0% C 0.137 H 264.1°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#648CE2
RGB	rgb(100, 140, 226)
HSL	hsl(221, 68%, 64%)
HSV	hsv(221, 56%, 89%)
CMYK	cmyk(55.8%, 38.1%, 0%, 11.4%)
CIE-LAB	lab(58.93, 11.12, -47.94)
CIE-LCH	lch(58.93, 49.21, 283.05°)
OKLab	oklab(64.96% -0.014 -0.1359)
OKLCH	oklch(64.96% 0.137 264.1)
XYZ	xyz(28.3564, 26.9543, 75.6452)
Luminance	0.2696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648CE2 #E2BA64

analogous

#64CBE2 #648CE2 #7B64E2

triadic

#648CE2 #E2648C #8CE264

tetradic

#648CE2 #E264CB #E2BA64 #64E27B

square

#648CE2 #E264CB #E2BA64 #64E27B

split-complementary

#648CE2 #E27B64 #CBE264

monochromatic

#204CAC #3066D8 #648CE2 #98B2EC #CBD9F5

Accessibility & contrast

On white

3.29

#648CE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#648CE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648CE2

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648CE2	#FFFFFF	#000000	##000000
##648CE2	1.00	3.29	6.39	6.39
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.39	21.00	1.00	1.00
##000000	6.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6894E5

Deuteranopia (green-blind)

#5988E0

Tritanopia (blue-blind)

#0D9FAC

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #648ce2;
/* rgb */ color: rgb(100, 140, 226);
/* oklch */ color: oklch(65.0% 0.137 264.1);

Tailwind

colors: {
  custom: {
    50: '#99adeb',
    500: '#648ce2',
    950: '#000000',
  },
}

SCSS

$custom: #648ce2;
$custom-light: #99adeb;
$custom-dark: #000000;

JSON

{
  "hex": "#648ce2",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 226
  },
  "hsl": {
    "h": 220.952,
    "s": 68.478,
    "l": 63.922
  },
  "oklch": {
    "l": 0.64962,
    "c": 0.13658,
    "h": 264.1
  },
  "luminance": 0.26956
}

Semantic roles & 50–950 ramp

primary

#648CE2

secondary

#E7D9BB

accent

#9515D0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #648CE2

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

Preview Lab → · Contrast checker → · Palette generator →