#647AED#647AED

#647AED is a mid, vivid blue. Relative luminance 0.227; OKLCH L 62.0% C 0.173 H 272.3°. Best body text is #000000 at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#647AED
RGB	rgb(100, 122, 237)
HSL	hsl(230, 79%, 66%)
HSV	hsv(230, 58%, 93%)
CMYK	cmyk(57.8%, 48.5%, 0%, 7.1%)
CIE-LAB	lab(54.80, 25.49, -60.66)
CIE-LCH	lch(54.80, 65.80, 292.80°)
OKLab	oklab(62% 0.0068 -0.1733)
OKLCH	oklch(62% 0.173 272.3)
XYZ	xyz(27.4961, 22.7407, 83.0448)
Luminance	0.2274 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647AED #EDD764

analogous

#64BEED #647AED #9264ED

triadic

#647AED #ED647A #7AED64

tetradic

#647AED #ED64BE #EDD764 #64ED92

square

#647AED #ED64BE #EDD764 #64ED92

split-complementary

#647AED #ED9264 #BEED64

monochromatic

#1632C0 #2D4BE7 #647AED #9BA9F3 #D2D8FA

Accessibility & contrast

On white

3.78

#647AED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.55

#647AED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647AED

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647AED	#FFFFFF	#000000	##000000
##647AED	1.00	3.78	5.55	5.55
#FFFFFF	3.78	1.00	21.00	21.00
#000000	5.55	21.00	1.00	1.00
##000000	5.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4089F1

Deuteranopia (green-blind)

#287DEB

Tritanopia (blue-blind)

#0094A8

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #647aed;
/* rgb */ color: rgb(100, 122, 237);
/* oklch */ color: oklch(62.0% 0.173 272.3);

Tailwind

colors: {
  custom: {
    50: '#9ba0f3',
    500: '#647aed',
    950: '#000000',
  },
}

SCSS

$custom: #647aed;
$custom-light: #9ba0f3;
$custom-dark: #000000;

JSON

{
  "hex": "#647aed",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 237
  },
  "hsl": {
    "h": 230.365,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.61998,
    "c": 0.17348,
    "h": 272.3
  },
  "luminance": 0.22743
}

Semantic roles & 50–950 ramp

primary

#647AED

secondary

#EDE6C0

accent

#BA0ADB

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #647AED

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

Preview Lab → · Contrast checker → · Palette generator →