#404ADF#404ADF

#404ADF is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.2% C 0.222 H 272.3°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#404ADF
RGB	rgb(64, 74, 223)
HSL	hsl(236, 71%, 56%)
HSV	hsv(236, 71%, 87%)
CMYK	cmyk(71.3%, 66.8%, 0%, 12.5%)
CIE-LAB	lab(40.10, 44.66, -76.73)
CIE-LCH	lch(40.10, 88.78, 300.20°)
OKLab	oklab(50.2% 0.0089 -0.2218)
OKLCH	oklch(50.2% 0.222 272.3)
XYZ	xyz(17.8779, 11.3135, 71.0393)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404ADF #DFD540

analogous

#409ADF #404ADF #8640DF

triadic

#404ADF #DF404A #4ADF40

tetradic

#404ADF #DF409A #DFD540 #40DF86

square

#404ADF #DF409A #DFD540 #40DF86

split-complementary

#404ADF #DF8640 #9ADF40

monochromatic

#181F8D #202BC1 #404ADF #747CE8 #A9ADF1

Accessibility & contrast

On white

6.44

#404ADF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#404ADF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404ADF

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404ADF	#FFFFFF	#000000	##FFFFFF
##404ADF	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066E4

Deuteranopia (green-blind)

#0057DC

Tritanopia (blue-blind)

#00728E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #404adf;
/* rgb */ color: rgb(64, 74, 223);
/* oklch */ color: oklch(50.2% 0.222 272.3);

Tailwind

colors: {
  custom: {
    50: '#8a7dea',
    500: '#404adf',
    950: '#000000',
  },
}

SCSS

$custom: #404adf;
$custom-light: #8a7dea;
$custom-dark: #000000;

JSON

{
  "hex": "#404adf",
  "rgb": {
    "r": 64,
    "g": 74,
    "b": 223
  },
  "hsl": {
    "h": 236.226,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.50195,
    "c": 0.22203,
    "h": 272.3
  },
  "luminance": 0.11315
}

Semantic roles & 50–950 ramp

primary

#404ADF

secondary

#DEDA9D

accent

#E33AEE

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #404ADF

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

Preview Lab → · Contrast checker → · Palette generator →