#404EBD#404EBD

#404EBD is a mid, vivid blue. Relative luminance 0.102; OKLCH L 47.9% C 0.173 H 272.6°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#404EBD
RGB	rgb(64, 78, 189)
HSL	hsl(233, 49%, 50%)
HSV	hsv(233, 66%, 74%)
CMYK	cmyk(66.1%, 58.7%, 0%, 25.9%)
CIE-LAB	lab(38.22, 30.49, -60.16)
CIE-LCH	lch(38.22, 67.45, 296.87°)
OKLab	oklab(47.94% 0.0078 -0.1732)
OKLCH	oklch(47.94% 0.173 272.6)
XYZ	xyz(14.0210, 10.2116, 49.3664)
Luminance	0.1021 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#404EBD #BDAF40

analogous

#408DBD #404EBD #7140BD

triadic

#404EBD #BD404E #4EBD40

tetradic

#404EBD #BD408D #BDAF40 #40BD71

square

#404EBD #BD408D #BDAF40 #40BD71

split-complementary

#404EBD #BD7140 #8DBD40

monochromatic

#212862 #313B8F #404EBD #6D78CD #9AA2DD

Accessibility & contrast

On white

6.90

#404EBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#404EBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #404EBD

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##404EBD	#FFFFFF	#000000	##FFFFFF
##404EBD	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060C1

Deuteranopia (green-blind)

#0054BB

Tritanopia (blue-blind)

#00697E

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #404ebd;
/* rgb */ color: rgb(64, 78, 189);
/* oklch */ color: oklch(47.9% 0.173 272.6);

Tailwind

colors: {
  custom: {
    50: '#837fd2',
    500: '#404ebd',
    950: '#000000',
  },
}

SCSS

$custom: #404ebd;
$custom-light: #837fd2;
$custom-dark: #000000;

JSON

{
  "hex": "#404ebd",
  "rgb": {
    "r": 64,
    "g": 78,
    "b": 189
  },
  "hsl": {
    "h": 233.28,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.47938,
    "c": 0.17342,
    "h": 272.6
  },
  "luminance": 0.10213
}

Semantic roles & 50–950 ramp

primary

#404EBD

secondary

#C9C390

accent

#C94FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #404EBD

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

Preview Lab → · Contrast checker → · Palette generator →