#6478E9#6478E9

#6478E9 is a mid, vivid blue. Relative luminance 0.220; OKLCH L 61.3% C 0.171 H 272.8°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#6478E9
RGB	rgb(100, 120, 233)
HSL	hsl(231, 75%, 65%)
HSV	hsv(231, 57%, 91%)
CMYK	cmyk(57.1%, 48.5%, 0%, 8.6%)
CIE-LAB	lab(54.05, 25.41, -59.63)
CIE-LCH	lch(54.05, 64.82, 293.08°)
OKLab	oklab(61.35% 0.0084 -0.1704)
OKLCH	oklch(61.35% 0.171 272.8)
XYZ	xyz(26.6752, 22.0235, 79.9203)
Luminance	0.2203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6478E9 #E9D564

analogous

#64BBE9 #6478E9 #9264E9

triadic

#6478E9 #E96478 #78E964

tetradic

#6478E9 #E964BB #E9D564 #64E992

square

#6478E9 #E964BB #E9D564 #64E992

split-complementary

#6478E9 #E99264 #BBE964

monochromatic

#1A32B8 #2E49E1 #6478E9 #9AA7F1 #CFD5F8

Accessibility & contrast

On white

3.89

#6478E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#6478E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6478E9

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6478E9	#FFFFFF	#000000	##000000
##6478E9	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F87ED

Deuteranopia (green-blind)

#2A7CE7

Tritanopia (blue-blind)

#0091A5

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #6478e9;
/* rgb */ color: rgb(100, 120, 233);
/* oklch */ color: oklch(61.3% 0.171 272.8);

Tailwind

colors: {
  custom: {
    50: '#9a9ef1',
    500: '#6478e9',
    950: '#000000',
  },
}

SCSS

$custom: #6478e9;
$custom-light: #9a9ef1;
$custom-dark: #000000;

JSON

{
  "hex": "#6478e9",
  "rgb": {
    "r": 100,
    "g": 120,
    "b": 233
  },
  "hsl": {
    "h": 230.977,
    "s": 75.141,
    "l": 65.294
  },
  "oklch": {
    "l": 0.61349,
    "c": 0.17057,
    "h": 272.8
  },
  "luminance": 0.22025
}

Semantic roles & 50–950 ramp

primary

#6478E9

secondary

#EBE4BE

accent

#B90ED7

background

#FAF9FE

surface

#F3F2FD

border

#CDCCD5

text

#0F0E17

muted

#7F7E85

Preview Lab

Preview with #6478E9

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

Preview Lab → · Contrast checker → · Palette generator →