#648DCE#648DCE

#648DCE is a light, moderate blue. Relative luminance 0.262; OKLCH L 64.1% C 0.108 H 259.3°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#648DCE
RGB	rgb(100, 141, 206)
HSL	hsl(217, 52%, 60%)
HSV	hsv(217, 51%, 81%)
CMYK	cmyk(51.5%, 31.6%, 0%, 19.2%)
CIE-LAB	lab(58.24, 4.23, -37.84)
CIE-LCH	lch(58.24, 38.07, 276.38°)
OKLab	oklab(64.11% -0.0201 -0.1064)
OKLCH	oklch(64.11% 0.108 259.3)
XYZ	xyz(25.9172, 26.2134, 62.0745)
Luminance	0.2621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648DCE #CEA564

analogous

#64C2CE #648DCE #7064CE

triadic

#648DCE #CE648D #8DCE64

tetradic

#648DCE #CE64C2 #CEA564 #64CE70

square

#648DCE #CE64C2 #CEA564 #64CE70

split-complementary

#648DCE #CE7064 #C2CE64

monochromatic

#2C518C #3B6CBA #648DCE #92AFDD #C1D1EB

Accessibility & contrast

On white

3.36

#648DCE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#648DCE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648DCE

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648DCE	#FFFFFF	#000000	##000000
##648DCE	1.00	3.36	6.24	6.24
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7491D1

Deuteranopia (green-blind)

#6787CD

Tritanopia (blue-blind)

#309BA4

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #648dce;
/* rgb */ color: rgb(100, 141, 206);
/* oklch */ color: oklch(64.1% 0.108 259.3);

Tailwind

colors: {
  custom: {
    50: '#96aedd',
    500: '#648dce',
    950: '#000000',
  },
}

SCSS

$custom: #648dce;
$custom-light: #96aedd;
$custom-dark: #000000;

JSON

{
  "hex": "#648dce",
  "rgb": {
    "r": 100,
    "g": 141,
    "b": 206
  },
  "hsl": {
    "h": 216.792,
    "s": 51.961,
    "l": 60
  },
  "oklch": {
    "l": 0.64106,
    "c": 0.10831,
    "h": 259.3
  },
  "luminance": 0.26215
}

Semantic roles & 50–950 ramp

primary

#648DCE

secondary

#DBCCB2

accent

#A44CDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648DCE

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

Preview Lab → · Contrast checker → · Palette generator →