#647AF7#647AF7

#647AF7 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.7% C 0.187 H 272.4°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#647AF7
RGB	rgb(100, 122, 247)
HSL	hsl(231, 90%, 68%)
HSV	hsv(231, 60%, 97%)
CMYK	cmyk(59.5%, 50.6%, 0%, 3.1%)
CIE-LAB	lab(55.42, 28.74, -65.22)
CIE-LCH	lch(55.42, 71.27, 293.79°)
OKLab	oklab(62.66% 0.0078 -0.1868)
OKLCH	oklch(62.66% 0.187 272.4)
XYZ	xyz(28.9980, 23.3415, 90.9549)
Luminance	0.2334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647AF7 #F7E164

analogous

#64C4F7 #647AF7 #9764F7

triadic

#647AF7 #F7647A #7AF764

tetradic

#647AF7 #F764C4 #F7E164 #64F797

square

#647AF7 #F764C4 #F7E164 #64F797

split-complementary

#647AF7 #F79764 #C4F764

monochromatic

#0B29D6 #2A48F4 #647AF7 #9EACFA #D8DEFD

Accessibility & contrast

On white

3.70

#647AF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#647AF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647AF7

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647AF7	#FFFFFF	#000000	##000000
##647AF7	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#338BFB

Deuteranopia (green-blind)

#077FF4

Tritanopia (blue-blind)

#0097AD

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #647af7;
/* rgb */ color: rgb(100, 122, 247);
/* oklch */ color: oklch(62.7% 0.187 272.4);

Tailwind

colors: {
  custom: {
    50: '#9ca0fb',
    500: '#647af7',
    950: '#000000',
  },
}

SCSS

$custom: #647af7;
$custom-light: #9ca0fb;
$custom-dark: #000000;

JSON

{
  "hex": "#647af7",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 247
  },
  "hsl": {
    "h": 231.02,
    "s": 90.184,
    "l": 68.039
  },
  "oklch": {
    "l": 0.62663,
    "c": 0.18693,
    "h": 272.4
  },
  "luminance": 0.23344
}

Semantic roles & 50–950 ramp

primary

#647AF7

secondary

#F2EBC5

accent

#C300E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #647AF7

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

Preview Lab → · Contrast checker → · Palette generator →