#647DF7#647DF7

#647DF7 is a light, vivid blue. Relative luminance 0.241; OKLCH L 63.2% C 0.183 H 271.5°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#647DF7
RGB	rgb(100, 125, 247)
HSL	hsl(230, 90%, 68%)
HSV	hsv(230, 60%, 97%)
CMYK	cmyk(59.5%, 49.4%, 0%, 3.1%)
CIE-LAB	lab(56.18, 26.93, -64.00)
CIE-LCH	lch(56.18, 69.44, 292.82°)
OKLab	oklab(63.23% 0.0049 -0.1832)
OKLCH	oklch(63.23% 0.183 271.5)
XYZ	xyz(29.3721, 24.0896, 91.0796)
Luminance	0.2409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647DF7 #F7DE64

analogous

#64C6F7 #647DF7 #9464F7

triadic

#647DF7 #F7647D #7DF764

tetradic

#647DF7 #F764C6 #F7DE64 #64F794

square

#647DF7 #F764C6 #F7DE64 #64F794

split-complementary

#647DF7 #F79464 #C6F764

monochromatic

#0B2DD6 #2A4CF4 #647DF7 #9EAEFA #D8DFFD

Accessibility & contrast

On white

3.61

#647DF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#647DF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647DF7

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647DF7	#FFFFFF	#000000	##000000
##647DF7	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C8DFB

Deuteranopia (green-blind)

#1B81F4

Tritanopia (blue-blind)

#0099AE

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #647df7;
/* rgb */ color: rgb(100, 125, 247);
/* oklch */ color: oklch(63.2% 0.183 271.5);

Tailwind

colors: {
  custom: {
    50: '#9ca2fa',
    500: '#647df7',
    950: '#000000',
  },
}

SCSS

$custom: #647df7;
$custom-light: #9ca2fa;
$custom-dark: #000000;

JSON

{
  "hex": "#647df7",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 247
  },
  "hsl": {
    "h": 229.796,
    "s": 90.184,
    "l": 68.039
  },
  "oklch": {
    "l": 0.63234,
    "c": 0.18322,
    "h": 271.5
  },
  "luminance": 0.24092
}

Semantic roles & 50–950 ramp

primary

#647DF7

secondary

#F2EAC5

accent

#BE00E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #647DF7

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

Preview Lab → · Contrast checker → · Palette generator →