#648DDC#648DDC

#648DDC is a light, vivid blue. Relative luminance 0.269; OKLCH L 64.8% C 0.127 H 262.6°. Best body text is #000000 at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#648DDC
RGB	rgb(100, 141, 220)
HSL	hsl(220, 63%, 63%)
HSV	hsv(220, 55%, 86%)
CMYK	cmyk(54.5%, 35.9%, 0%, 13.7%)
CIE-LAB	lab(58.90, 8.61, -44.64)
CIE-LCH	lch(58.90, 45.46, 280.92°)
OKLab	oklab(64.84% -0.0165 -0.1262)
OKLCH	oklch(64.84% 0.127 262.6)
XYZ	xyz(27.6943, 26.9243, 71.4338)
Luminance	0.2693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DDC #DCB364

analogous

#64C9DC #648DDC #7764DC

triadic

#648DDC #DC648D #8DDC64

tetradic

#648DDC #DC64C9 #DCB364 #64DC77

square

#648DDC #DC64C9 #DCB364 #64DC77

split-complementary

#648DDC #DC7764 #C9DC64

monochromatic

#244FA1 #3268D1 #648DDC #96B2E7 #C8D6F3

Accessibility & contrast

On white

3.29

#648DDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.39

#648DDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DDC

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

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

#6D94DF

Deuteranopia (green-blind)

#5E89DA

Tritanopia (blue-blind)

#1C9EAA

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #648ddc;
/* rgb */ color: rgb(100, 141, 220);
/* oklch */ color: oklch(64.8% 0.127 262.6);

Tailwind

colors: {
  custom: {
    50: '#98aee7',
    500: '#648ddc',
    950: '#000000',
  },
}

SCSS

$custom: #648ddc;
$custom-light: #98aee7;
$custom-dark: #000000;

JSON

{
  "hex": "#648ddc",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 220
  },
  "hsl": {
    "h": 219.5,
    "s": 63.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.64842,
    "c": 0.12728,
    "h": 262.6
  },
  "luminance": 0.26926
}

Semantic roles & 50–950 ramp

primary

#648DDC

secondary

#E4D5B8

accent

#8F1BCB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #648DDC

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

Preview Lab → · Contrast checker → · Palette generator →