#647DE6#647DE6

#647DE6 is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.1% C 0.160 H 271.0°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#647DE6
RGB	rgb(100, 125, 230)
HSL	hsl(228, 72%, 65%)
HSV	hsv(228, 57%, 90%)
CMYK	cmyk(56.5%, 45.7%, 0%, 9.8%)
CIE-LAB	lab(55.16, 21.41, -56.17)
CIE-LCH	lch(55.16, 60.12, 290.86°)
OKLab	oklab(62.14% 0.0029 -0.1601)
OKLCH	oklch(62.14% 0.16 271)
XYZ	xyz(26.8674, 23.0877, 77.8881)
Luminance	0.2309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647DE6 #E6CD64

analogous

#64BEE6 #647DE6 #8C64E6

triadic

#647DE6 #E6647D #7DE664

tetradic

#647DE6 #E664BE #E6CD64 #64E68C

square

#647DE6 #E664BE #E6CD64 #64E68C

split-complementary

#647DE6 #E68C64 #BEE664

monochromatic

#1D3AB3 #2F51DD #647DE6 #99A9EE #CDD5F7

Accessibility & contrast

On white

3.74

#647DE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#647DE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647DE6

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647DE6	#FFFFFF	#000000	##000000
##647DE6	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C8AEA

Deuteranopia (green-blind)

#3A7FE4

Tritanopia (blue-blind)

#0994A6

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #647de6;
/* rgb */ color: rgb(100, 125, 230);
/* oklch */ color: oklch(62.1% 0.160 271.0);

Tailwind

colors: {
  custom: {
    50: '#9aa2ee',
    500: '#647de6',
    950: '#000000',
  },
}

SCSS

$custom: #647de6;
$custom-light: #9aa2ee;
$custom-dark: #000000;

JSON

{
  "hex": "#647de6",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 230
  },
  "hsl": {
    "h": 228.462,
    "s": 72.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.62136,
    "c": 0.16018,
    "h": 271
  },
  "luminance": 0.2309
}

Semantic roles & 50–950 ramp

primary

#647DE6

secondary

#E9E1BD

accent

#AF11D4

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F16

muted

#7F7E84

Preview Lab

Preview with #647DE6

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

Preview Lab → · Contrast checker → · Palette generator →