#404AD1#404AD1

#404AD1 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 48.9% C 0.204 H 272.8°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#404AD1
RGB	rgb(64, 74, 209)
HSL	hsl(236, 61%, 54%)
HSV	hsv(236, 69%, 82%)
CMYK	cmyk(69.4%, 64.6%, 0%, 18%)
CIE-LAB	lab(38.88, 39.91, -70.71)
CIE-LCH	lch(38.88, 81.20, 299.44°)
OKLab	oklab(48.93% 0.0101 -0.2042)
OKLCH	oklch(48.93% 0.204 272.8)
XYZ	xyz(16.0679, 10.5894, 61.5064)
Luminance	0.1059 (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

#404AD1 #D1C740

analogous

#4092D1 #404AD1 #7E40D1

triadic

#404AD1 #D1404A #4AD140

tetradic

#404AD1 #D14092 #D1C740 #40D17E

square

#404AD1 #D14092 #D1C740 #40D17E

split-complementary

#404AD1 #D17E40 #92D140

monochromatic

#1D2479 #2932AB #404AD1 #7179DD #A3A7E9

Accessibility & contrast

On white

6.73

#404AD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#404AD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404AD1

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404AD1	#FFFFFF	#000000	##FFFFFF
##404AD1	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D5

Deuteranopia (green-blind)

#0055CE

Tritanopia (blue-blind)

#006D87

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #404ad1;
/* rgb */ color: rgb(64, 74, 209);
/* oklch */ color: oklch(48.9% 0.204 272.8);

Tailwind

colors: {
  custom: {
    50: '#877de0',
    500: '#404ad1',
    950: '#000000',
  },
}

SCSS

$custom: #404ad1;
$custom-light: #877de0;
$custom-dark: #000000;

JSON

{
  "hex": "#404ad1",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 209
  },
  "hsl": {
    "h": 235.862,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.4893,
    "c": 0.20447,
    "h": 272.8
  },
  "luminance": 0.10591
}

Semantic roles & 50–950 ramp

primary

#404AD1

secondary

#D5D197

accent

#D944E4

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #404AD1

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

Preview Lab → · Contrast checker → · Palette generator →