#648ED4#648ED4

#648ED4 is a light, moderate blue. Relative luminance 0.268; OKLCH L 64.6% C 0.115 H 260.2°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#648ED4
RGB	rgb(100, 142, 212)
HSL	hsl(218, 57%, 61%)
HSV	hsv(218, 53%, 83%)
CMYK	cmyk(52.8%, 33%, 0%, 16.9%)
CIE-LAB	lab(58.80, 5.51, -40.34)
CIE-LCH	lch(58.80, 40.71, 277.78°)
OKLab	oklab(64.63% -0.0196 -0.1137)
OKLCH	oklch(64.63% 0.115 260.2)
XYZ	xyz(26.8082, 26.8068, 66.0361)
Luminance	0.2681 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648ED4 #D4AA64

analogous

#64C6D4 #648ED4 #7264D4

triadic

#648ED4 #D4648E #8ED464

tetradic

#648ED4 #D464C6 #D4AA64 #64D472

square

#648ED4 #D464C6 #D4AA64 #64D472

split-complementary

#648ED4 #D47264 #C6D464

monochromatic

#295194 #366CC4 #648ED4 #94B1E1 #C4D4EF

Accessibility & contrast

On white

3.30

#648ED4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#648ED4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648ED4

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648ED4	#FFFFFF	#000000	##000000
##648ED4	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7293D7

Deuteranopia (green-blind)

#6589D3

Tritanopia (blue-blind)

#289DA7

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #648ed4;
/* rgb */ color: rgb(100, 142, 212);
/* oklch */ color: oklch(64.6% 0.115 260.2);

Tailwind

colors: {
  custom: {
    50: '#97aee1',
    500: '#648ed4',
    950: '#000000',
  },
}

SCSS

$custom: #648ed4;
$custom-light: #97aee1;
$custom-dark: #000000;

JSON

{
  "hex": "#648ed4",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 212
  },
  "hsl": {
    "h": 217.5,
    "s": 56.566,
    "l": 61.176
  },
  "oklch": {
    "l": 0.64631,
    "c": 0.11535,
    "h": 260.2
  },
  "luminance": 0.26809
}

Semantic roles & 50–950 ramp

primary

#648ED4

secondary

#DFCFB5

accent

#8721C4

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648ED4

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

Preview Lab → · Contrast checker → · Palette generator →