#647EE8#647EE8

#647EE8 is a light, vivid blue. Relative luminance 0.235; OKLCH L 62.5% C 0.162 H 270.7°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#647EE8
RGB	rgb(100, 126, 232)
HSL	hsl(228, 74%, 65%)
HSV	hsv(228, 57%, 91%)
CMYK	cmyk(56.9%, 45.7%, 0%, 9%)
CIE-LAB	lab(55.54, 21.45, -56.69)
CIE-LCH	lch(55.54, 60.61, 290.73°)
OKLab	oklab(62.46% 0.0021 -0.1616)
OKLCH	oklch(62.46% 0.162 270.7)
XYZ	xyz(27.2770, 23.4551, 79.4182)
Luminance	0.2346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647EE8 #E8CE64

analogous

#64C0E8 #647EE8 #8C64E8

triadic

#647EE8 #E8647E #7EE864

tetradic

#647EE8 #E864C0 #E8CE64 #64E88C

square

#647EE8 #E864C0 #E8CE64 #64E88C

split-complementary

#647EE8 #E88C64 #C0E864

monochromatic

#1B3AB7 #2F52E0 #647EE8 #99AAF0 #CFD7F8

Accessibility & contrast

On white

3.69

#647EE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#647EE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647EE8

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647EE8	#FFFFFF	#000000	##000000
##647EE8	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)

#4D8BEC

Deuteranopia (green-blind)

#3A80E6

Tritanopia (blue-blind)

#0096A8

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #647ee8;
/* rgb */ color: rgb(100, 126, 232);
/* oklch */ color: oklch(62.5% 0.162 270.7);

Tailwind

colors: {
  custom: {
    50: '#9aa3f0',
    500: '#647ee8',
    950: '#000000',
  },
}

SCSS

$custom: #647ee8;
$custom-light: #9aa3f0;
$custom-dark: #000000;

JSON

{
  "hex": "#647ee8",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 232
  },
  "hsl": {
    "h": 228.182,
    "s": 74.157,
    "l": 65.098
  },
  "oklch": {
    "l": 0.6246,
    "c": 0.16166,
    "h": 270.7
  },
  "luminance": 0.23457
}

Semantic roles & 50–950 ramp

primary

#647EE8

secondary

#EAE1BE

accent

#AF0FD6

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #647EE8

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

Preview Lab → · Contrast checker → · Palette generator →