#647FF2#647FF2

#647FF2 is a light, vivid blue. Relative luminance 0.243; OKLCH L 63.3% C 0.174 H 270.8°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#647FF2
RGB	rgb(100, 127, 242)
HSL	hsl(229, 85%, 67%)
HSV	hsv(229, 59%, 95%)
CMYK	cmyk(58.7%, 47.5%, 0%, 5.1%)
CIE-LAB	lab(56.38, 24.09, -60.90)
CIE-LCH	lch(56.38, 65.49, 291.58°)
OKLab	oklab(63.29% 0.0024 -0.174)
OKLCH	oklch(63.29% 0.174 270.8)
XYZ	xyz(28.8666, 24.2966, 87.1557)
Luminance	0.2430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647FF2 #F2D764

analogous

#64C6F2 #647FF2 #9064F2

triadic

#647FF2 #F2647F #7FF264

tetradic

#647FF2 #F264C6 #F2D764 #64F290

square

#647FF2 #F264C6 #F2D764 #64F290

split-complementary

#647FF2 #F29064 #C6F264

monochromatic

#1134CB #2C50ED #647FF2 #9CAEF7 #D5DCFB

Accessibility & contrast

On white

3.58

#647FF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#647FF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647FF2

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647FF2	#FFFFFF	#000000	##000000
##647FF2	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#468EF6

Deuteranopia (green-blind)

#2E81F0

Tritanopia (blue-blind)

#0099AD

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #647ff2;
/* rgb */ color: rgb(100, 127, 242);
/* oklch */ color: oklch(63.3% 0.174 270.8);

Tailwind

colors: {
  custom: {
    50: '#9ba3f7',
    500: '#647ff2',
    950: '#000000',
  },
}

SCSS

$custom: #647ff2;
$custom-light: #9ba3f7;
$custom-dark: #000000;

JSON

{
  "hex": "#647ff2",
  "rgb": {
    "r": 100,
    "g": 127,
    "b": 242
  },
  "hsl": {
    "h": 228.592,
    "s": 84.524,
    "l": 67.059
  },
  "oklch": {
    "l": 0.63293,
    "c": 0.17403,
    "h": 270.8
  },
  "luminance": 0.24299
}

Semantic roles & 50–950 ramp

primary

#647FF2

secondary

#EFE7C2

accent

#B705E1

background

#FAFAFF

surface

#F4F3FF

border

#CECDD7

text

#0F0F17

muted

#7F7F85

Preview Lab

Preview with #647FF2

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

Preview Lab → · Contrast checker → · Palette generator →