#648ECE#648ECE

#648ECE is a light, moderate blue. Relative luminance 0.265; OKLCH L 64.3% C 0.107 H 258.6°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#648ECE
RGB	rgb(100, 142, 206)
HSL	hsl(216, 52%, 60%)
HSV	hsv(216, 51%, 81%)
CMYK	cmyk(51.5%, 31.1%, 0%, 19.2%)
CIE-LAB	lab(58.52, 3.65, -37.40)
CIE-LCH	lch(58.52, 37.58, 275.57°)
OKLab	oklab(64.32% -0.0213 -0.1052)
OKLCH	oklch(64.32% 0.107 258.6)
XYZ	xyz(26.0653, 26.5097, 62.1239)
Luminance	0.2651 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648ECE #CEA464

analogous

#64C3CE #648ECE #6F64CE

triadic

#648ECE #CE648E #8ECE64

tetradic

#648ECE #CE64C3 #CEA464 #64CE6F

square

#648ECE #CE64C3 #CEA464 #64CE6F

split-complementary

#648ECE #CE6F64 #C3CE64

monochromatic

#2C528C #3B6DBA #648ECE #92B0DD #C1D2EB

Accessibility & contrast

On white

3.33

#648ECE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#648ECE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648ECE

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648ECE	#FFFFFF	#000000	##000000
##648ECE	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7592D1

Deuteranopia (green-blind)

#6888CD

Tritanopia (blue-blind)

#2F9CA5

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648ece;
/* rgb */ color: rgb(100, 142, 206);
/* oklch */ color: oklch(64.3% 0.107 258.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#648ece",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 206
  },
  "hsl": {
    "h": 216.226,
    "s": 51.961,
    "l": 60
  },
  "oklch": {
    "l": 0.64324,
    "c": 0.10729,
    "h": 258.6
  },
  "luminance": 0.26512
}

Semantic roles & 50–950 ramp

primary

#648ECE

secondary

#DBCBB2

accent

#A34CDB

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648ECE

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

Preview Lab → · Contrast checker → · Palette generator →