#404FB6#404FB6

#404FB6 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.6% C 0.163 H 272.4°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX	#404FB6
RGB	rgb(64, 79, 182)
HSL	hsl(232, 48%, 48%)
HSV	hsv(232, 65%, 71%)
CMYK	cmyk(64.8%, 56.6%, 0%, 28.6%)
CIE-LAB	lab(37.95, 27.38, -56.50)
CIE-LCH	lch(37.95, 62.78, 295.86°)
OKLab	oklab(47.57% 0.0068 -0.1624)
OKLCH	oklch(47.57% 0.163 272.4)
XYZ	xyz(13.3510, 10.0582, 45.4847)
Luminance	0.1006 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404FB6 #B6A740

analogous

#408AB6 #404FB6 #6C40B6

triadic

#404FB6 #B6404F #4FB640

tetradic

#404FB6 #B6408A #B6A740 #40B66C

square

#404FB6 #B6408A #B6A740 #40B66C

split-complementary

#404FB6 #B66C40 #8AB640

monochromatic

#20285B #303B89 #404FB6 #6975CA #969FDA

Accessibility & contrast

On white

6.97

#404FB6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#404FB6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404FB6

6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404FB6	#FFFFFF	#000000	##FFFFFF
##404FB6	1.00	6.97	3.01	6.97
#FFFFFF	6.97	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FBA

Deuteranopia (green-blind)

#0054B4

Tritanopia (blue-blind)

#00687B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #404fb6;
/* rgb */ color: rgb(64, 79, 182);
/* oklch */ color: oklch(47.6% 0.163 272.4);

Tailwind

colors: {
  custom: {
    50: '#8280cd',
    500: '#404fb6',
    950: '#000000',
  },
}

SCSS

$custom: #404fb6;
$custom-light: #8280cd;
$custom-dark: #000000;

JSON

{
  "hex": "#404fb6",
  "rgb": {
    "r": 64,
    "g": 79,
    "b": 182
  },
  "hsl": {
    "h": 232.373,
    "s": 47.967,
    "l": 48.235
  },
  "oklch": {
    "l": 0.47569,
    "c": 0.16259,
    "h": 272.4
  },
  "luminance": 0.10059
}

Semantic roles & 50–950 ramp

primary

#404FB6

secondary

#C6BE8C

accent

#C650D8

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A13

muted

#7D7C82

Preview Lab

Preview with #404FB6

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

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