#4049BD#4049BD

#4049BD is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.0% C 0.180 H 273.8°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#4049BD
RGB	rgb(64, 73, 189)
HSL	hsl(236, 49%, 50%)
HSV	hsv(236, 66%, 74%)
CMYK	cmyk(66.1%, 61.4%, 0%, 25.9%)
CIE-LAB	lab(36.98, 33.66, -62.18)
CIE-LCH	lch(36.98, 70.70, 298.43°)
OKLab	oklab(47.02% 0.012 -0.1792)
OKLCH	oklch(47.02% 0.18 273.8)
XYZ	xyz(13.6792, 9.5280, 49.2525)
Luminance	0.0953 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4049BD #BDB440

analogous

#4088BD #4049BD #7640BD

triadic

#4049BD #BD4049 #49BD40

tetradic

#4049BD #BD4088 #BDB440 #40BD76

square

#4049BD #BD4088 #BDB440 #40BD76

split-complementary

#4049BD #BD7640 #88BD40

monochromatic

#212662 #31378F #4049BD #6D74CD #9A9FDD

Accessibility & contrast

On white

7.23

#4049BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#4049BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4049BD

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4049BD	#FFFFFF	#000000	##FFFFFF
##4049BD	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DC1

Deuteranopia (green-blind)

#0051BB

Tritanopia (blue-blind)

#00667C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4049bd;
/* rgb */ color: rgb(64, 73, 189);
/* oklch */ color: oklch(47.0% 0.180 273.8);

Tailwind

colors: {
  custom: {
    50: '#837cd2',
    500: '#4049bd',
    950: '#000000',
  },
}

SCSS

$custom: #4049bd;
$custom-light: #837cd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4049bd",
  "rgb": {
    "r": 64,
    "g": 73,
    "b": 189
  },
  "hsl": {
    "h": 235.68,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.47022,
    "c": 0.17961,
    "h": 273.8
  },
  "luminance": 0.09529
}

Semantic roles & 50–950 ramp

primary

#4049BD

secondary

#C9C590

accent

#CF4FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4049BD

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

Preview Lab → · Contrast checker → · Palette generator →