#404BC8#404BC8

#404BC8 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 48.3% C 0.192 H 273.0°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#404BC8
RGB	rgb(64, 75, 200)
HSL	hsl(235, 55%, 52%)
HSV	hsv(235, 68%, 78%)
CMYK	cmyk(68%, 62.5%, 0%, 21.6%)
CIE-LAB	lab(38.36, 36.21, -66.35)
CIE-LCH	lch(38.36, 75.59, 298.62°)
OKLab	oklab(48.32% 0.01 -0.1914)
OKLCH	oklch(48.32% 0.192 273)
XYZ	xyz(15.0523, 10.2909, 55.8255)
Luminance	0.1029 (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

#404BC8 #C8BD40

analogous

#408FC8 #404BC8 #7940C8

triadic

#404BC8 #C8404B #4BC840

tetradic

#404BC8 #C8408F #C8BD40 #40C879

square

#404BC8 #C8408F #C8BD40 #40C879

split-complementary

#404BC8 #C87940 #8FC840

monochromatic

#20266E #2D369D #404BC8 #7078D6 #9FA5E3

Accessibility & contrast

On white

6.87

#404BC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#404BC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404BC8

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404BC8	#FFFFFF	#000000	##FFFFFF
##404BC8	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CC

Deuteranopia (green-blind)

#0054C6

Tritanopia (blue-blind)

#006B82

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404bc8;
/* rgb */ color: rgb(64, 75, 200);
/* oklch */ color: oklch(48.3% 0.192 273.0);

Tailwind

colors: {
  custom: {
    50: '#867dda',
    500: '#404bc8',
    950: '#000000',
  },
}

SCSS

$custom: #404bc8;
$custom-light: #867dda;
$custom-dark: #000000;

JSON

{
  "hex": "#404bc8",
  "rgb": {
    "r": 64,
    "g": 75,
    "b": 200
  },
  "hsl": {
    "h": 235.147,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.48315,
    "c": 0.1917,
    "h": 273
  },
  "luminance": 0.10292
}

Semantic roles & 50–950 ramp

primary

#404BC8

secondary

#D0CB94

accent

#D349DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #404BC8

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

Preview Lab → · Contrast checker → · Palette generator →