#647FE2#647FE2

#647FE2 is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.3% C 0.152 H 270.0°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#647FE2
RGB	rgb(100, 127, 226)
HSL	hsl(227, 68%, 64%)
HSV	hsv(227, 56%, 89%)
CMYK	cmyk(55.8%, 43.8%, 0%, 11.4%)
CIE-LAB	lab(55.46, 18.91, -53.46)
CIE-LCH	lch(55.46, 56.71, 289.48°)
OKLab	oklab(62.29% 0.0001 -0.1522)
OKLCH	oklch(62.29% 0.152 270)
XYZ	xyz(26.5678, 23.3771, 75.0490)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647FE2 #E2C764

analogous

#64BEE2 #647FE2 #8864E2

triadic

#647FE2 #E2647F #7FE264

tetradic

#647FE2 #E264BE #E2C764 #64E288

square

#647FE2 #E264BE #E2C764 #64E288

split-complementary

#647FE2 #E28864 #BEE264

monochromatic

#203EAC #3054D8 #647FE2 #98AAEC #CBD4F5

Accessibility & contrast

On white

3.70

#647FE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#647FE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647FE2

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647FE2	#FFFFFF	#000000	##000000
##647FE2	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#538BE6

Deuteranopia (green-blind)

#4380E0

Tritanopia (blue-blind)

#1595A5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #647fe2;
/* rgb */ color: rgb(100, 127, 226);
/* oklch */ color: oklch(62.3% 0.152 270.0);

Tailwind

colors: {
  custom: {
    50: '#99a3eb',
    500: '#647fe2',
    950: '#000000',
  },
}

SCSS

$custom: #647fe2;
$custom-light: #99a3eb;
$custom-dark: #000000;

JSON

{
  "hex": "#647fe2",
  "rgb": {
    "r": 100,
    "g": 127,
    "b": 226
  },
  "hsl": {
    "h": 227.143,
    "s": 68.478,
    "l": 63.922
  },
  "oklch": {
    "l": 0.62289,
    "c": 0.15217,
    "h": 270
  },
  "luminance": 0.23379
}

Semantic roles & 50–950 ramp

primary

#647FE2

secondary

#E7DEBB

accent

#A815D0

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0F0F16

muted

#7E7F84

Preview Lab

Preview with #647FE2

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

Preview Lab → · Contrast checker → · Palette generator →