#445FB3#445FB3

#445FB3 is a mid, vivid blue. Relative luminance 0.127; OKLCH L 50.8% C 0.137 H 267.9°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#445FB3
RGB	rgb(68, 95, 179)
HSL	hsl(225, 45%, 48%)
HSV	hsv(225, 62%, 70%)
CMYK	cmyk(62%, 46.9%, 0%, 29.8%)
CIE-LAB	lab(42.26, 16.73, -47.77)
CIE-LCH	lch(42.26, 50.62, 289.30°)
OKLab	oklab(50.82% -0.005 -0.1365)
OKLCH	oklch(50.82% 0.137 267.9)
XYZ	xyz(14.6100, 12.6668, 44.3141)
Luminance	0.1267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445FB3 #B39844

analogous

#4496B3 #445FB3 #6044B3

triadic

#445FB3 #B3445F #5FB344

tetradic

#445FB3 #B34496 #B39844 #44B360

square

#445FB3 #B34496 #B39844 #44B360

split-complementary

#445FB3 #B36044 #96B344

monochromatic

#22305A #334787 #445FB3 #6D83C7 #99A8D8

Accessibility & contrast

On white

5.94

#445FB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#445FB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445FB3

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445FB3	#FFFFFF	#000000	##FFFFFF
##445FB3	1.00	5.94	3.53	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3669B6

Deuteranopia (green-blind)

#235FB1

Tritanopia (blue-blind)

#007280

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #445fb3;
/* rgb */ color: rgb(68, 95, 179);
/* oklch */ color: oklch(50.8% 0.137 267.9);

Tailwind

colors: {
  custom: {
    50: '#828cca',
    500: '#445fb3',
    950: '#000000',
  },
}

SCSS

$custom: #445fb3;
$custom-light: #828cca;
$custom-dark: #000000;

JSON

{
  "hex": "#445fb3",
  "rgb": {
    "r": 68,
    "g": 95,
    "b": 179
  },
  "hsl": {
    "h": 225.405,
    "s": 44.939,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50822,
    "c": 0.13658,
    "h": 267.9
  },
  "luminance": 0.12668
}

Semantic roles & 50–950 ramp

primary

#445FB3

secondary

#C4B78E

accent

#B553D5

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #445FB3

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

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