#647AF9#647AF9

#647AF9 is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.8% C 0.190 H 272.4°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#647AF9
RGB	rgb(100, 122, 249)
HSL	hsl(231, 93%, 68%)
HSV	hsv(231, 60%, 98%)
CMYK	cmyk(59.8%, 51%, 0%, 2.4%)
CIE-LAB	lab(55.55, 29.40, -66.12)
CIE-LCH	lch(55.55, 72.36, 293.97°)
OKLab	oklab(62.8% 0.0079 -0.1894)
OKLCH	oklch(62.8% 0.19 272.4)
XYZ	xyz(29.3083, 23.4656, 92.5890)
Luminance	0.2347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647AF9 #F9E364

analogous

#64C4F9 #647AF9 #9864F9

triadic

#647AF9 #F9647A #7AF964

tetradic

#647AF9 #F964C4 #F9E364 #64F998

square

#647AF9 #F964C4 #F9E364 #64F998

split-complementary

#647AF9 #F99864 #C4F964

monochromatic

#0827DA #2947F7 #647AF9 #9FADFB #DADFFE

Accessibility & contrast

On white

3.69

#647AF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#647AF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647AF9

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647AF9	#FFFFFF	#000000	##000000
##647AF9	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#318CFE

Deuteranopia (green-blind)

#007FF6

Tritanopia (blue-blind)

#0097AE

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #647af9;
/* rgb */ color: rgb(100, 122, 249);
/* oklch */ color: oklch(62.8% 0.190 272.4);

Tailwind

colors: {
  custom: {
    50: '#9ca0fc',
    500: '#647af9',
    950: '#000000',
  },
}

SCSS

$custom: #647af9;
$custom-light: #9ca0fc;
$custom-dark: #000000;

JSON

{
  "hex": "#647af9",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 249
  },
  "hsl": {
    "h": 231.141,
    "s": 92.547,
    "l": 68.431
  },
  "oklch": {
    "l": 0.62799,
    "c": 0.18959,
    "h": 272.4
  },
  "luminance": 0.23468
}

Semantic roles & 50–950 ramp

primary

#647AF9

secondary

#F3ECC6

accent

#C400E6

background

#FAF9FF

surface

#F4F2FF

border

#CECCD7

text

#0F0E18

muted

#7F7E86

Preview Lab

Preview with #647AF9

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

Preview Lab → · Contrast checker → · Palette generator →