#647EE2#647EE2

#647EE2 is a light, vivid blue. Relative luminance 0.231; OKLCH L 62.1% C 0.153 H 270.4°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#647EE2
RGB	rgb(100, 126, 226)
HSL	hsl(228, 68%, 64%)
HSV	hsv(228, 56%, 89%)
CMYK	cmyk(55.8%, 44.2%, 0%, 11.4%)
CIE-LAB	lab(55.20, 19.51, -53.88)
CIE-LCH	lch(55.20, 57.31, 289.91°)
OKLab	oklab(62.09% 0.0012 -0.1534)
OKLCH	oklch(62.09% 0.153 270.4)
XYZ	xyz(26.4393, 23.1201, 75.0061)
Luminance	0.2312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647EE2 #E2C864

analogous

#64BDE2 #647EE2 #8964E2

triadic

#647EE2 #E2647E #7EE264

tetradic

#647EE2 #E264BD #E2C864 #64E289

square

#647EE2 #E264BD #E2C864 #64E289

split-complementary

#647EE2 #E28964 #BDE264

monochromatic

#203DAC #3053D8 #647EE2 #98A9EC #CBD4F5

Accessibility & contrast

On white

3.73

#647EE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#647EE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647EE2

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647EE2	#FFFFFF	#000000	##000000
##647EE2	1.00	3.73	5.62	5.62
#FFFFFF	3.73	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)

#518AE6

Deuteranopia (green-blind)

#417FE0

Tritanopia (blue-blind)

#1694A5

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #647ee2;
/* rgb */ color: rgb(100, 126, 226);
/* oklch */ color: oklch(62.1% 0.153 270.4);

Tailwind

colors: {
  custom: {
    50: '#99a3ec',
    500: '#647ee2',
    950: '#000000',
  },
}

SCSS

$custom: #647ee2;
$custom-light: #99a3ec;
$custom-dark: #000000;

JSON

{
  "hex": "#647ee2",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 226
  },
  "hsl": {
    "h": 227.619,
    "s": 68.478,
    "l": 63.922
  },
  "oklch": {
    "l": 0.62088,
    "c": 0.15341,
    "h": 270.4
  },
  "luminance": 0.23122
}

Semantic roles & 50–950 ramp

primary

#647EE2

secondary

#E7DEBB

accent

#AA15D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0F16

muted

#7E7E84

Preview Lab

Preview with #647EE2

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

Preview Lab → · Contrast checker → · Palette generator →