#404BC7#404BC7

#404BC7 is a mid, vivid blue. Relative luminance 0.102; OKLCH L 48.2% C 0.190 H 273.0°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#404BC7
RGB	rgb(64, 75, 199)
HSL	hsl(235, 55%, 52%)
HSV	hsv(235, 68%, 78%)
CMYK	cmyk(67.8%, 62.3%, 0%, 22%)
CIE-LAB	lab(38.28, 35.86, -65.90)
CIE-LCH	lch(38.28, 75.03, 298.55°)
OKLab	oklab(48.23% 0.01 -0.1901)
OKLCH	oklch(48.23% 0.19 273)
XYZ	xyz(14.9358, 10.2443, 55.2120)
Luminance	0.1025 (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

#404BC7 #C7BC40

analogous

#408FC7 #404BC7 #7940C7

triadic

#404BC7 #C7404B #4BC740

tetradic

#404BC7 #C7408F #C7BC40 #40C779

square

#404BC7 #C7408F #C7BC40 #40C779

split-complementary

#404BC7 #C77940 #8FC740

monochromatic

#20266D #2E379C #404BC7 #6F78D5 #9FA4E3

Accessibility & contrast

On white

6.89

#404BC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#404BC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404BC7

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404BC7	#FFFFFF	#000000	##FFFFFF
##404BC7	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060CB

Deuteranopia (green-blind)

#0054C5

Tritanopia (blue-blind)

#006B82

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404bc7;
/* rgb */ color: rgb(64, 75, 199);
/* oklch */ color: oklch(48.2% 0.190 273.0);

Tailwind

colors: {
  custom: {
    50: '#857dd9',
    500: '#404bc7',
    950: '#000000',
  },
}

SCSS

$custom: #404bc7;
$custom-light: #857dd9;
$custom-dark: #000000;

JSON

{
  "hex": "#404bc7",
  "rgb": {
    "r": 64,
    "g": 75,
    "b": 199
  },
  "hsl": {
    "h": 235.111,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48229,
    "c": 0.19039,
    "h": 273
  },
  "luminance": 0.10246
}

Semantic roles & 50–950 ramp

primary

#404BC7

secondary

#CFCA94

accent

#D24ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #404BC7

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

Preview Lab → · Contrast checker → · Palette generator →