#647CF2#647CF2

#647CF2 is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.7% C 0.178 H 271.7°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#647CF2
RGB	rgb(100, 124, 242)
HSL	hsl(230, 85%, 67%)
HSV	hsv(230, 59%, 95%)
CMYK	cmyk(58.7%, 48.8%, 0%, 5.1%)
CIE-LAB	lab(55.62, 25.91, -62.13)
CIE-LCH	lch(55.62, 67.31, 292.63°)
OKLab	oklab(62.71% 0.0054 -0.1777)
OKLCH	oklch(62.71% 0.178 271.7)
XYZ	xyz(28.4849, 23.5332, 87.0285)
Luminance	0.2354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647CF2 #F2DA64

analogous

#64C3F2 #647CF2 #9364F2

triadic

#647CF2 #F2647C #7CF264

tetradic

#647CF2 #F264C3 #F2DA64 #64F293

square

#647CF2 #F264C3 #F2DA64 #64F293

split-complementary

#647CF2 #F29364 #C3F264

monochromatic

#1130CB #2C4CED #647CF2 #9CACF7 #D5DBFB

Accessibility & contrast

On white

3.68

#647CF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#647CF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647CF2

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647CF2	#FFFFFF	#000000	##000000
##647CF2	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F8CF6

Deuteranopia (green-blind)

#247FF0

Tritanopia (blue-blind)

#0097AB

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #647cf2;
/* rgb */ color: rgb(100, 124, 242);
/* oklch */ color: oklch(62.7% 0.178 271.7);

Tailwind

colors: {
  custom: {
    50: '#9ba1f7',
    500: '#647cf2',
    950: '#000000',
  },
}

SCSS

$custom: #647cf2;
$custom-light: #9ba1f7;
$custom-dark: #000000;

JSON

{
  "hex": "#647cf2",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 242
  },
  "hsl": {
    "h": 229.859,
    "s": 84.524,
    "l": 67.059
  },
  "oklch": {
    "l": 0.62711,
    "c": 0.17774,
    "h": 271.7
  },
  "luminance": 0.23535
}

Semantic roles & 50–950 ramp

primary

#647CF2

secondary

#EFE8C2

accent

#BC05E1

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #647CF2

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

Preview Lab → · Contrast checker → · Palette generator →