#647DF5#647DF5

#647DF5 is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.1% C 0.181 H 271.5°. Best body text is #000000 at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#647DF5
RGB	rgb(100, 125, 245)
HSL	hsl(230, 88%, 68%)
HSV	hsv(230, 59%, 96%)
CMYK	cmyk(59.2%, 49%, 0%, 3.9%)
CIE-LAB	lab(56.05, 26.28, -63.09)
CIE-LCH	lch(56.05, 68.35, 292.61°)
OKLab	oklab(63.1% 0.0047 -0.1805)
OKLCH	oklch(63.1% 0.181 271.5)
XYZ	xyz(29.0651, 23.9668, 89.4629)
Luminance	0.2397 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647DF5 #F5DC64

analogous

#64C6F5 #647DF5 #9364F5

triadic

#647DF5 #F5647D #7DF564

tetradic

#647DF5 #F564C6 #F5DC64 #64F593

square

#647DF5 #F564C6 #F5DC64 #64F593

split-complementary

#647DF5 #F59364 #C6F564

monochromatic

#0D2FD1 #2B4DF1 #647DF5 #9DADF9 #D7DDFC

Accessibility & contrast

On white

3.62

#647DF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.79

#647DF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647DF5

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647DF5	#FFFFFF	#000000	##000000
##647DF5	1.00	3.62	5.79	5.79
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.79	21.00	1.00	1.00
##000000	5.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E8DF9

Deuteranopia (green-blind)

#2180F2

Tritanopia (blue-blind)

#0098AD

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #647df5;
/* rgb */ color: rgb(100, 125, 245);
/* oklch */ color: oklch(63.1% 0.181 271.5);

Tailwind

colors: {
  custom: {
    50: '#9ca2f9',
    500: '#647df5',
    950: '#000000',
  },
}

SCSS

$custom: #647df5;
$custom-light: #9ca2f9;
$custom-dark: #000000;

JSON

{
  "hex": "#647df5",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 245
  },
  "hsl": {
    "h": 229.655,
    "s": 87.879,
    "l": 67.647
  },
  "oklch": {
    "l": 0.63101,
    "c": 0.18054,
    "h": 271.5
  },
  "luminance": 0.23969
}

Semantic roles & 50–950 ramp

primary

#647DF5

secondary

#F1E9C4

accent

#BD01E4

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #647DF5

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

Preview Lab → · Contrast checker → · Palette generator →