#647EED#647EED

#647EED is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.8% C 0.168 H 270.9°. Best body text is #000000 at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#647EED
RGB	rgb(100, 126, 237)
HSL	hsl(229, 79%, 66%)
HSV	hsv(229, 58%, 93%)
CMYK	cmyk(57.8%, 46.8%, 0%, 7.1%)
CIE-LAB	lab(55.83, 23.07, -59.01)
CIE-LCH	lch(55.83, 63.36, 291.35°)
OKLab	oklab(62.78% 0.0028 -0.1685)
OKLCH	oklch(62.78% 0.168 270.9)
XYZ	xyz(27.9974, 23.7433, 83.2119)
Luminance	0.2374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647EED #EDD364

analogous

#64C2ED #647EED #8E64ED

triadic

#647EED #ED647E #7EED64

tetradic

#647EED #ED64C2 #EDD364 #64ED8E

square

#647EED #ED64C2 #EDD364 #64ED8E

split-complementary

#647EED #ED8E64 #C2ED64

monochromatic

#1637C0 #2D50E7 #647EED #9BACF3 #D2D9FA

Accessibility & contrast

On white

3.65

#647EED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.75

#647EED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #647EED

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647EED	#FFFFFF	#000000	##000000
##647EED	1.00	3.65	5.75	5.75
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.75	21.00	1.00	1.00
##000000	5.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#488CF1

Deuteranopia (green-blind)

#3380EB

Tritanopia (blue-blind)

#0097AA

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #647eed;
/* rgb */ color: rgb(100, 126, 237);
/* oklch */ color: oklch(62.8% 0.168 270.9);

Tailwind

colors: {
  custom: {
    50: '#9ba3f3',
    500: '#647eed',
    950: '#000000',
  },
}

SCSS

$custom: #647eed;
$custom-light: #9ba3f3;
$custom-dark: #000000;

JSON

{
  "hex": "#647eed",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 237
  },
  "hsl": {
    "h": 228.613,
    "s": 79.191,
    "l": 66.078
  },
  "oklch": {
    "l": 0.62776,
    "c": 0.16849,
    "h": 270.9
  },
  "luminance": 0.23745
}

Semantic roles & 50–950 ramp

primary

#647EED

secondary

#EDE4C0

accent

#B40ADB

background

#FAF9FE

surface

#F4F2FD

border

#CECCD5

text

#0F0F17

muted

#7F7E85

Preview Lab

Preview with #647EED

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

Preview Lab → · Contrast checker → · Palette generator →