#648DEC#648DEC

#648DEC is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.7% C 0.149 H 265.0°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#648DEC
RGB	rgb(100, 141, 236)
HSL	hsl(222, 78%, 66%)
HSV	hsv(222, 58%, 93%)
CMYK	cmyk(57.6%, 40.3%, 0%, 7.5%)
CIE-LAB	lab(59.72, 13.74, -52.25)
CIE-LCH	lch(59.72, 54.02, 284.73°)
OKLab	oklab(65.74% -0.013 -0.1484)
OKLCH	oklch(65.74% 0.149 265)
XYZ	xyz(29.9156, 27.8128, 83.1325)
Luminance	0.2782 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DEC #ECC364

analogous

#64D1EC #648DEC #7F64EC

triadic

#648DEC #EC648D #8DEC64

tetradic

#648DEC #EC64D1 #ECC364 #64EC7F

square

#648DEC #EC64D1 #ECC364 #64EC7F

split-complementary

#648DEC #EC7F64 #D1EC64

monochromatic

#174ABE #2D65E5 #648DEC #9BB5F3 #D1DDF9

Accessibility & contrast

On white

3.20

#648DEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#648DEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DEC

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DEC	#FFFFFF	#000000	##000000
##648DEC	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6497F0

Deuteranopia (green-blind)

#528AEA

Tritanopia (blue-blind)

#00A2B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #648dec;
/* rgb */ color: rgb(100, 141, 236);
/* oklch */ color: oklch(65.7% 0.149 265.0);

Tailwind

colors: {
  custom: {
    50: '#9aadf2',
    500: '#648dec',
    950: '#000000',
  },
}

SCSS

$custom: #648dec;
$custom-light: #9aadf2;
$custom-dark: #000000;

JSON

{
  "hex": "#648dec",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 236
  },
  "hsl": {
    "h": 221.912,
    "s": 78.161,
    "l": 65.882
  },
  "oklch": {
    "l": 0.65738,
    "c": 0.14902,
    "h": 265
  },
  "luminance": 0.27815
}

Semantic roles & 50–950 ramp

primary

#648DEC

secondary

#ECDFBF

accent

#9C0BDA

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #648DEC

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

Preview Lab → · Contrast checker → · Palette generator →