#4044BF#4044BF

#4044BF is a mid, vivid blue. Relative luminance 0.090; OKLCH L 46.3% C 0.188 H 274.8°. Best body text is #FFFFFF at 7.51:1 contrast (WCAG AA passes).

Color values

HEX	#4044BF
RGB	rgb(64, 68, 191)
HSL	hsl(238, 50%, 50%)
HSV	hsv(238, 66%, 75%)
CMYK	cmyk(66.5%, 64.4%, 0%, 25.1%)
CIE-LAB	lab(35.95, 37.46, -65.03)
CIE-LCH	lch(35.95, 75.05, 299.95°)
OKLab	oklab(46.32% 0.0158 -0.1876)
OKLCH	oklch(46.32% 0.188 274.8)
XYZ	xyz(13.5823, 8.9846, 50.2985)
Luminance	0.0899 (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

#4044BF #BFBB40

analogous

#4084BF #4044BF #7B40BF

triadic

#4044BF #BF4044 #44BF40

tetradic

#4044BF #BF4084 #BFBB40 #40BF7B

square

#4044BF #BF4084 #BFBB40 #40BF7B

split-complementary

#4044BF #BF7B40 #84BF40

monochromatic

#212363 #313491 #4044BF #6E71CE #9C9EDE

Accessibility & contrast

On white

7.51

#4044BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.80

#4044BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4044BF

7.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4044BF	#FFFFFF	#000000	##FFFFFF
##4044BF	1.00	7.51	2.80	7.51
#FFFFFF	7.51	1.00	21.00	1.00
#000000	2.80	21.00	1.00	21.00
##FFFFFF	7.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC3

Deuteranopia (green-blind)

#004FBD

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4044bf;
/* rgb */ color: rgb(64, 68, 191);
/* oklch */ color: oklch(46.3% 0.188 274.8);

Tailwind

colors: {
  custom: {
    50: '#8478d3',
    500: '#4044bf',
    950: '#000000',
  },
}

SCSS

$custom: #4044bf;
$custom-light: #8478d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4044bf",
  "rgb": {
    "r": 64,
    "g": 68,
    "b": 191
  },
  "hsl": {
    "h": 238.11,
    "s": 49.804,
    "l": 50
  },
  "oklch": {
    "l": 0.4632,
    "c": 0.18827,
    "h": 274.8
  },
  "luminance": 0.08986
}

Semantic roles & 50–950 ramp

primary

#4044BF

secondary

#CAC891

accent

#D54ED9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4044BF

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

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