#404DAA#404DAA

#404DAA is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.3% C 0.148 H 273.2°. Best body text is #FFFFFF at 7.34:1 contrast (WCAG AA passes).

Color values

HEX	#404DAA
RGB	rgb(64, 77, 170)
HSL	hsl(233, 45%, 46%)
HSV	hsv(233, 62%, 67%)
CMYK	cmyk(62.4%, 54.7%, 0%, 33.3%)
CIE-LAB	lab(36.55, 24.46, -51.65)
CIE-LCH	lch(36.55, 57.15, 295.34°)
OKLab	oklab(46.25% 0.0082 -0.1482)
OKLCH	oklch(46.25% 0.148 273.2)
XYZ	xyz(12.0215, 9.2990, 39.1838)
Luminance	0.0930 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404DAA #AA9D40

analogous

#4082AA #404DAA #6840AA

triadic

#404DAA #AA404D #4DAA40

tetradic

#404DAA #AA4082 #AA9D40 #40AA68

square

#404DAA #AA4082 #AA9D40 #40AA68

split-complementary

#404DAA #AA6840 #82AA40

monochromatic

#1F2551 #2F397E #404DAA #636FC4 #8F98D5

Accessibility & contrast

On white

7.34

#404DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#404DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #404DAA

7.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404DAA	#FFFFFF	#000000	##FFFFFF
##404DAA	1.00	7.34	2.86	7.34
#FFFFFF	7.34	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C5BAD

Deuteranopia (green-blind)

#0052A8

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #404daa;
/* rgb */ color: rgb(64, 77, 170);
/* oklch */ color: oklch(46.3% 0.148 273.2);

Tailwind

colors: {
  custom: {
    50: '#807ec4',
    500: '#404daa',
    950: '#000000',
  },
}

SCSS

$custom: #404daa;
$custom-light: #807ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#404daa",
  "rgb": {
    "r": 64,
    "g": 77,
    "b": 170
  },
  "hsl": {
    "h": 232.642,
    "s": 45.299,
    "l": 45.882
  },
  "oklch": {
    "l": 0.4625,
    "c": 0.14844,
    "h": 273.2
  },
  "luminance": 0.093
}

Semantic roles & 50–950 ramp

primary

#404DAA

secondary

#C0B986

accent

#C553D5

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #404DAA

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

Preview Lab → · Contrast checker → · Palette generator →