#647EF2#647EF2

#647EF2 is a light, vivid blue. Relative luminance 0.240; OKLCH L 63.1% C 0.175 H 271.1°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#647EF2
RGB	rgb(100, 126, 242)
HSL	hsl(229, 85%, 67%)
HSV	hsv(229, 59%, 95%)
CMYK	cmyk(58.7%, 47.9%, 0%, 5.1%)
CIE-LAB	lab(56.13, 24.70, -61.31)
CIE-LCH	lch(56.13, 66.10, 291.94°)
OKLab	oklab(63.1% 0.0034 -0.1752)
OKLCH	oklch(63.1% 0.175 271.1)
XYZ	xyz(28.7381, 24.0396, 87.1129)
Luminance	0.2404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647EF2 #F2D864

analogous

#64C5F2 #647EF2 #9164F2

triadic

#647EF2 #F2647E #7EF264

tetradic

#647EF2 #F264C5 #F2D864 #64F291

square

#647EF2 #F264C5 #F2D864 #64F291

split-complementary

#647EF2 #F29164 #C5F264

monochromatic

#1133CB #2C4FED #647EF2 #9CADF7 #D5DCFB

Accessibility & contrast

On white

3.62

#647EF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#647EF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647EF2

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647EF2	#FFFFFF	#000000	##000000
##647EF2	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#448DF6

Deuteranopia (green-blind)

#2B81F0

Tritanopia (blue-blind)

#0098AC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #647ef2;
/* rgb */ color: rgb(100, 126, 242);
/* oklch */ color: oklch(63.1% 0.175 271.1);

Tailwind

colors: {
  custom: {
    50: '#9ba3f7',
    500: '#647ef2',
    950: '#000000',
  },
}

SCSS

$custom: #647ef2;
$custom-light: #9ba3f7;
$custom-dark: #000000;

JSON

{
  "hex": "#647ef2",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 242
  },
  "hsl": {
    "h": 229.014,
    "s": 84.524,
    "l": 67.059
  },
  "oklch": {
    "l": 0.63098,
    "c": 0.17526,
    "h": 271.1
  },
  "luminance": 0.24042
}

Semantic roles & 50–950 ramp

primary

#647EF2

secondary

#EFE7C2

accent

#B905E1

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #647EF2

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

Preview Lab → · Contrast checker → · Palette generator →