#647DE2#647DE2

#647DE2 is a mid, vivid blue. Relative luminance 0.229; OKLCH L 61.9% C 0.155 H 270.8°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#647DE2
RGB	rgb(100, 125, 226)
HSL	hsl(228, 68%, 64%)
HSV	hsv(228, 56%, 89%)
CMYK	cmyk(55.8%, 44.7%, 0%, 11.4%)
CIE-LAB	lab(54.93, 20.12, -54.30)
CIE-LCH	lch(54.93, 57.91, 290.33°)
OKLab	oklab(61.89% 0.0023 -0.1546)
OKLCH	oklch(61.89% 0.155 270.8)
XYZ	xyz(26.3121, 22.8656, 74.9637)
Luminance	0.2287 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647DE2 #E2C964

analogous

#64BCE2 #647DE2 #8A64E2

triadic

#647DE2 #E2647D #7DE264

tetradic

#647DE2 #E264BC #E2C964 #64E28A

square

#647DE2 #E264BC #E2C964 #64E28A

split-complementary

#647DE2 #E28A64 #BCE264

monochromatic

#203CAC #3052D8 #647DE2 #98A8EC #CBD3F5

Accessibility & contrast

On white

3.77

#647DE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#647DE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647DE2

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647DE2	#FFFFFF	#000000	##000000
##647DE2	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5089E6

Deuteranopia (green-blind)

#3F7EE0

Tritanopia (blue-blind)

#1793A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #647de2;
/* rgb */ color: rgb(100, 125, 226);
/* oklch */ color: oklch(61.9% 0.155 270.8);

Tailwind

colors: {
  custom: {
    50: '#99a2ec',
    500: '#647de2',
    950: '#000000',
  },
}

SCSS

$custom: #647de2;
$custom-light: #99a2ec;
$custom-dark: #000000;

JSON

{
  "hex": "#647de2",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 226
  },
  "hsl": {
    "h": 228.095,
    "s": 68.478,
    "l": 63.922
  },
  "oklch": {
    "l": 0.61888,
    "c": 0.15467,
    "h": 270.8
  },
  "luminance": 0.22868
}

Semantic roles & 50–950 ramp

primary

#647DE2

secondary

#E7DEBB

accent

#AB15D0

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0F0F16

muted

#7E7E84

Preview Lab

Preview with #647DE2

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

Preview Lab → · Contrast checker → · Palette generator →