#647AE7#647AE7

#647AE7 is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.6% C 0.165 H 272.1°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#647AE7
RGB	rgb(100, 122, 231)
HSL	hsl(230, 73%, 65%)
HSV	hsv(230, 57%, 91%)
CMYK	cmyk(56.7%, 47.2%, 0%, 9.4%)
CIE-LAB	lab(54.44, 23.55, -57.88)
CIE-LCH	lch(54.44, 62.49, 292.14°)
OKLab	oklab(61.61% 0.0061 -0.1652)
OKLCH	oklch(61.61% 0.165 272.1)
XYZ	xyz(26.6341, 22.3959, 78.5051)
Luminance	0.2240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647AE7 #E7D164

analogous

#64BBE7 #647AE7 #9064E7

triadic

#647AE7 #E7647A #7AE764

tetradic

#647AE7 #E764BB #E7D164 #64E790

square

#647AE7 #E764BB #E7D164 #64E790

split-complementary

#647AE7 #E79064 #BBE764

monochromatic

#1C36B5 #2F4DDF #647AE7 #99A7EF #CED5F7

Accessibility & contrast

On white

3.83

#647AE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#647AE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647AE7

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647AE7	#FFFFFF	#000000	##000000
##647AE7	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4688EB

Deuteranopia (green-blind)

#327DE5

Tritanopia (blue-blind)

#0792A5

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #647ae7;
/* rgb */ color: rgb(100, 122, 231);
/* oklch */ color: oklch(61.6% 0.165 272.1);

Tailwind

colors: {
  custom: {
    50: '#9aa0ef',
    500: '#647ae7',
    950: '#000000',
  },
}

SCSS

$custom: #647ae7;
$custom-light: #9aa0ef;
$custom-dark: #000000;

JSON

{
  "hex": "#647ae7",
  "rgb": {
    "r": 100,
    "g": 122,
    "b": 231
  },
  "hsl": {
    "h": 229.924,
    "s": 73.184,
    "l": 64.902
  },
  "oklch": {
    "l": 0.61609,
    "c": 0.16531,
    "h": 272.1
  },
  "luminance": 0.22398
}

Semantic roles & 50–950 ramp

primary

#647AE7

secondary

#EAE2BD

accent

#B410D5

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E16

muted

#7F7E84

Preview Lab

Preview with #647AE7

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

Preview Lab → · Contrast checker → · Palette generator →