#404FBE#404FBE

#404FBE is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.2% C 0.174 H 272.3°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#404FBE
RGB	rgb(64, 79, 190)
HSL	hsl(233, 50%, 50%)
HSV	hsv(233, 66%, 75%)
CMYK	cmyk(66.3%, 58.4%, 0%, 25.5%)
CIE-LAB	lab(38.55, 30.20, -60.21)
CIE-LCH	lch(38.55, 67.36, 296.63°)
OKLab	oklab(48.21% 0.007 -0.1734)
OKLCH	oklch(48.21% 0.174 272.3)
XYZ	xyz(14.2015, 10.3984, 49.9639)
Luminance	0.1040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404FBE #BEAF40

analogous

#408EBE #404FBE #7040BE

triadic

#404FBE #BE404F #4FBE40

tetradic

#404FBE #BE408E #BEAF40 #40BE70

square

#404FBE #BE408E #BEAF40 #40BE70

split-complementary

#404FBE #BE7040 #8EBE40

monochromatic

#212962 #313C90 #404FBE #6D79CE #9BA3DD

Accessibility & contrast

On white

6.82

#404FBE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#404FBE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404FBE

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404FBE	#FFFFFF	#000000	##FFFFFF
##404FBE	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C2

Deuteranopia (green-blind)

#0055BC

Tritanopia (blue-blind)

#006A7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #404fbe;
/* rgb */ color: rgb(64, 79, 190);
/* oklch */ color: oklch(48.2% 0.174 272.3);

Tailwind

colors: {
  custom: {
    50: '#8380d2',
    500: '#404fbe',
    950: '#000000',
  },
}

SCSS

$custom: #404fbe;
$custom-light: #8380d2;
$custom-dark: #000000;

JSON

{
  "hex": "#404fbe",
  "rgb": {
    "r": 64,
    "g": 79,
    "b": 190
  },
  "hsl": {
    "h": 232.857,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.48206,
    "c": 0.17352,
    "h": 272.3
  },
  "luminance": 0.104
}

Semantic roles & 50–950 ramp

primary

#404FBE

secondary

#C9C390

accent

#C94FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #404FBE

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

Preview Lab → · Contrast checker → · Palette generator →