#4044BB#4044BB

#4044BB is a mid, vivid blue. Relative luminance 0.088; OKLCH L 46.0% C 0.183 H 275.0°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#4044BB
RGB	rgb(64, 68, 187)
HSL	hsl(238, 49%, 49%)
HSV	hsv(238, 66%, 73%)
CMYK	cmyk(65.8%, 63.6%, 0%, 26.7%)
CIE-LAB	lab(35.62, 36.10, -63.23)
CIE-LCH	lch(35.62, 72.81, 299.72°)
OKLab	oklab(45.97% 0.0161 -0.1823)
OKLCH	oklch(45.97% 0.183 275)
XYZ	xyz(13.1482, 8.8109, 48.0119)
Luminance	0.0881 (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

#4044BB #BBB740

analogous

#4082BB #4044BB #7A40BB

triadic

#4044BB #BB4044 #44BB40

tetradic

#4044BB #BB4082 #BBB740 #40BB7A

square

#4044BB #BB4082 #BBB740 #40BB7A

split-complementary

#4044BB #BB7A40 #82BB40

monochromatic

#212360 #30338D #4044BB #6C6FCD #999BDC

Accessibility & contrast

On white

7.60

#4044BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#4044BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4044BB

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4044BB	#FFFFFF	#000000	##FFFFFF
##4044BB	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#004EB9

Tritanopia (blue-blind)

#006279

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4044bb;
/* rgb */ color: rgb(64, 68, 187);
/* oklch */ color: oklch(46.0% 0.183 275.0);

Tailwind

colors: {
  custom: {
    50: '#8378d0',
    500: '#4044bb',
    950: '#000000',
  },
}

SCSS

$custom: #4044bb;
$custom-light: #8378d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4044bb",
  "rgb": {
    "r": 64,
    "g": 68,
    "b": 187
  },
  "hsl": {
    "h": 238.049,
    "s": 49.004,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45969,
    "c": 0.18304,
    "h": 275
  },
  "luminance": 0.08812
}

Semantic roles & 50–950 ramp

primary

#4044BB

secondary

#C8C68F

accent

#D44FD9

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #4044BB

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

Preview Lab → · Contrast checker → · Palette generator →