#648ED5#648ED5

#648ED5 is a light, moderate blue. Relative luminance 0.269; OKLCH L 64.7% C 0.117 H 260.5°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#648ED5
RGB	rgb(100, 142, 213)
HSL	hsl(218, 57%, 61%)
HSV	hsv(218, 53%, 84%)
CMYK	cmyk(53.1%, 33.3%, 0%, 16.5%)
CIE-LAB	lab(58.84, 5.82, -40.82)
CIE-LCH	lch(58.84, 41.23, 278.12°)
OKLab	oklab(64.68% -0.0194 -0.1151)
OKLCH	oklch(64.68% 0.117 260.5)
XYZ	xyz(26.9347, 26.8574, 66.7025)
Luminance	0.2686 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648ED5 #D5AB64

analogous

#64C7D5 #648ED5 #7364D5

triadic

#648ED5 #D5648E #8ED564

tetradic

#648ED5 #D564C7 #D5AB64 #64D573

square

#648ED5 #D564C7 #D5AB64 #64D573

split-complementary

#648ED5 #D57364 #C7D564

monochromatic

#295196 #366BC6 #648ED5 #94B1E2 #C4D4EF

Accessibility & contrast

On white

3.30

#648ED5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#648ED5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648ED5

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648ED5	#FFFFFF	#000000	##000000
##648ED5	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7293D8

Deuteranopia (green-blind)

#6489D3

Tritanopia (blue-blind)

#279EA8

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #648ed5;
/* rgb */ color: rgb(100, 142, 213);
/* oklch */ color: oklch(64.7% 0.117 260.5);

Tailwind

colors: {
  custom: {
    50: '#97aee2',
    500: '#648ed5',
    950: '#000000',
  },
}

SCSS

$custom: #648ed5;
$custom-light: #97aee2;
$custom-dark: #000000;

JSON

{
  "hex": "#648ed5",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 213
  },
  "hsl": {
    "h": 217.699,
    "s": 57.36,
    "l": 61.373
  },
  "oklch": {
    "l": 0.64683,
    "c": 0.11671,
    "h": 260.5
  },
  "luminance": 0.26859
}

Semantic roles & 50–950 ramp

primary

#648ED5

secondary

#E0D0B5

accent

#8821C5

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #648ED5

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

Preview Lab → · Contrast checker → · Palette generator →