#404CC7#404CC7

#404CC7 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.4% C 0.189 H 272.8°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#404CC7
RGB	rgb(64, 76, 199)
HSL	hsl(235, 55%, 52%)
HSV	hsv(235, 68%, 78%)
CMYK	cmyk(67.8%, 61.8%, 0%, 22%)
CIE-LAB	lab(38.52, 35.24, -65.51)
CIE-LCH	lch(38.52, 74.39, 298.27°)
OKLab	oklab(48.41% 0.0092 -0.189)
OKLCH	oklch(48.41% 0.189 272.8)
XYZ	xyz(15.0041, 10.3810, 55.2348)
Luminance	0.1038 (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

#404CC7 #C7BB40

analogous

#4090C7 #404CC7 #7840C7

triadic

#404CC7 #C7404C #4CC740

tetradic

#404CC7 #C74090 #C7BB40 #40C778

square

#404CC7 #C74090 #C7BB40 #40C778

split-complementary

#404CC7 #C77840 #90C740

monochromatic

#20276D #2E389C #404CC7 #6F78D5 #9FA5E3

Accessibility & contrast

On white

6.83

#404CC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#404CC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404CC7

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404CC7	#FFFFFF	#000000	##FFFFFF
##404CC7	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061CB

Deuteranopia (green-blind)

#0055C5

Tritanopia (blue-blind)

#006B82

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #404cc7;
/* rgb */ color: rgb(64, 76, 199);
/* oklch */ color: oklch(48.4% 0.189 272.8);

Tailwind

colors: {
  custom: {
    50: '#857ed9',
    500: '#404cc7',
    950: '#000000',
  },
}

SCSS

$custom: #404cc7;
$custom-light: #857ed9;
$custom-dark: #000000;

JSON

{
  "hex": "#404cc7",
  "rgb": {
    "r": 64,
    "g": 76,
    "b": 199
  },
  "hsl": {
    "h": 234.667,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.48406,
    "c": 0.1892,
    "h": 272.8
  },
  "luminance": 0.10382
}

Semantic roles & 50–950 ramp

primary

#404CC7

secondary

#CFCA94

accent

#D14ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #404CC7

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

Preview Lab → · Contrast checker → · Palette generator →