#647EE6#647EE6

#647EE6 is a light, vivid blue. Relative luminance 0.233; OKLCH L 62.3% C 0.159 H 270.6°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#647EE6
RGB	rgb(100, 126, 230)
HSL	hsl(228, 72%, 65%)
HSV	hsv(228, 57%, 90%)
CMYK	cmyk(56.5%, 45.2%, 0%, 9.8%)
CIE-LAB	lab(55.42, 20.80, -55.76)
CIE-LCH	lch(55.42, 59.51, 290.46°)
OKLab	oklab(62.33% 0.0018 -0.1589)
OKLCH	oklch(62.33% 0.159 270.6)
XYZ	xyz(26.9946, 23.3422, 77.9305)
Luminance	0.2334 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647EE6 #E6CC64

analogous

#64BFE6 #647EE6 #8B64E6

triadic

#647EE6 #E6647E #7EE664

tetradic

#647EE6 #E664BF #E6CC64 #64E68B

square

#647EE6 #E664BF #E6CC64 #64E68B

split-complementary

#647EE6 #E68B64 #BFE664

monochromatic

#1D3BB3 #2F52DD #647EE6 #99AAEE #CDD6F7

Accessibility & contrast

On white

3.70

#647EE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#647EE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647EE6

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647EE6	#FFFFFF	#000000	##000000
##647EE6	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E8BEA

Deuteranopia (green-blind)

#3D7FE4

Tritanopia (blue-blind)

#0895A7

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #647ee6;
/* rgb */ color: rgb(100, 126, 230);
/* oklch */ color: oklch(62.3% 0.159 270.6);

Tailwind

colors: {
  custom: {
    50: '#9aa3ee',
    500: '#647ee6',
    950: '#000000',
  },
}

SCSS

$custom: #647ee6;
$custom-light: #9aa3ee;
$custom-dark: #000000;

JSON

{
  "hex": "#647ee6",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 230
  },
  "hsl": {
    "h": 228,
    "s": 72.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.62335,
    "c": 0.15892,
    "h": 270.6
  },
  "luminance": 0.23344
}

Semantic roles & 50–950 ramp

primary

#647EE6

secondary

#E9E0BD

accent

#AD11D4

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0F16

muted

#7F7E84

Preview Lab

Preview with #647EE6

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

Preview Lab → · Contrast checker → · Palette generator →