#404DBF#404DBF

#404DBF is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.9% C 0.177 H 272.8°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#404DBF
RGB	rgb(64, 77, 191)
HSL	hsl(234, 50%, 50%)
HSV	hsv(234, 66%, 75%)
CMYK	cmyk(66.5%, 59.7%, 0%, 25.1%)
CIE-LAB	lab(38.12, 31.82, -61.49)
CIE-LCH	lch(38.12, 69.24, 297.36°)
OKLab	oklab(47.92% 0.0086 -0.1771)
OKLCH	oklch(47.92% 0.177 272.8)
XYZ	xyz(14.1691, 10.1580, 50.4941)
Luminance	0.1016 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404DBF #BFB240

analogous

#408DBF #404DBF #7240BF

triadic

#404DBF #BF404D #4DBF40

tetradic

#404DBF #BF408D #BFB240 #40BF72

square

#404DBF #BF408D #BFB240 #40BF72

split-complementary

#404DBF #BF7240 #8DBF40

monochromatic

#212863 #313B91 #404DBF #6E78CE #9CA2DE

Accessibility & contrast

On white

6.93

#404DBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#404DBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404DBF

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404DBF	#FFFFFF	#000000	##FFFFFF
##404DBF	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C3

Deuteranopia (green-blind)

#0054BD

Tritanopia (blue-blind)

#00697E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404dbf;
/* rgb */ color: rgb(64, 77, 191);
/* oklch */ color: oklch(47.9% 0.177 272.8);

Tailwind

colors: {
  custom: {
    50: '#847ed3',
    500: '#404dbf',
    950: '#000000',
  },
}

SCSS

$custom: #404dbf;
$custom-light: #847ed3;
$custom-dark: #000000;

JSON

{
  "hex": "#404dbf",
  "rgb": {
    "r": 64,
    "g": 77,
    "b": 191
  },
  "hsl": {
    "h": 233.858,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.47916,
    "c": 0.17736,
    "h": 272.8
  },
  "luminance": 0.10159
}

Semantic roles & 50–950 ramp

primary

#404DBF

secondary

#CAC491

accent

#CB4ED9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #404DBF

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

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