#404AC7#404AC7

#404AC7 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 48.1% C 0.192 H 273.2°. Best body text is #FFFFFF at 6.95:1 contrast (WCAG AA passes).

Color values

HEX	#404AC7
RGB	rgb(64, 74, 199)
HSL	hsl(236, 55%, 52%)
HSV	hsv(236, 68%, 78%)
CMYK	cmyk(67.8%, 62.8%, 0%, 22%)
CIE-LAB	lab(38.04, 36.48, -66.29)
CIE-LCH	lch(38.04, 75.67, 298.83°)
OKLab	oklab(48.05% 0.0108 -0.1913)
OKLCH	oklch(48.05% 0.192 273.2)
XYZ	xyz(14.8685, 10.1097, 55.1896)
Luminance	0.1011 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404AC7 #C7BD40

analogous

#408DC7 #404AC7 #7A40C7

triadic

#404AC7 #C7404A #4AC740

tetradic

#404AC7 #C7408D #C7BD40 #40C77A

square

#404AC7 #C7408D #C7BD40 #40C77A

split-complementary

#404AC7 #C77A40 #8DC740

monochromatic

#20266D #2E369C #404AC7 #6F77D5 #9FA4E3

Accessibility & contrast

On white

6.95

#404AC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#404AC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404AC7

6.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404AC7	#FFFFFF	#000000	##FFFFFF
##404AC7	1.00	6.95	3.02	6.95
#FFFFFF	6.95	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CB

Deuteranopia (green-blind)

#0053C5

Tritanopia (blue-blind)

#006A81

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404ac7;
/* rgb */ color: rgb(64, 74, 199);
/* oklch */ color: oklch(48.1% 0.192 273.2);

Tailwind

colors: {
  custom: {
    50: '#857cd9',
    500: '#404ac7',
    950: '#000000',
  },
}

SCSS

$custom: #404ac7;
$custom-light: #857cd9;
$custom-dark: #000000;

JSON

{
  "hex": "#404ac7",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 199
  },
  "hsl": {
    "h": 235.556,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48053,
    "c": 0.19158,
    "h": 273.2
  },
  "luminance": 0.10111
}

Semantic roles & 50–950 ramp

primary

#404AC7

secondary

#CFCB94

accent

#D34ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #404AC7

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

Preview Lab → · Contrast checker → · Palette generator →