#445CB3#445CB3

#445CB3 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.2% C 0.140 H 269.2°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#445CB3
RGB	rgb(68, 92, 179)
HSL	hsl(227, 45%, 48%)
HSV	hsv(227, 62%, 70%)
CMYK	cmyk(62%, 48.6%, 0%, 29.8%)
CIE-LAB	lab(41.43, 18.66, -49.09)
CIE-LCH	lch(41.43, 52.52, 290.81°)
OKLab	oklab(50.19% -0.0019 -0.1404)
OKLCH	oklch(50.19% 0.14 269.2)
XYZ	xyz(14.3450, 12.1367, 44.2257)
Luminance	0.1214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445CB3 #B39B44

analogous

#4493B3 #445CB3 #6344B3

triadic

#445CB3 #B3445C #5CB344

tetradic

#445CB3 #B34493 #B39B44 #44B363

square

#445CB3 #B34493 #B39B44 #44B363

split-complementary

#445CB3 #B36344 #93B344

monochromatic

#222E5A #334587 #445CB3 #6D80C7 #99A7D8

Accessibility & contrast

On white

6.13

#445CB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#445CB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445CB3

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445CB3	#FFFFFF	#000000	##FFFFFF
##445CB3	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3067B6

Deuteranopia (green-blind)

#1A5DB1

Tritanopia (blue-blind)

#00707F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #445cb3;
/* rgb */ color: rgb(68, 92, 179);
/* oklch */ color: oklch(50.2% 0.140 269.2);

Tailwind

colors: {
  custom: {
    50: '#8289ca',
    500: '#445cb3',
    950: '#000000',
  },
}

SCSS

$custom: #445cb3;
$custom-light: #8289ca;
$custom-dark: #000000;

JSON

{
  "hex": "#445cb3",
  "rgb": {
    "r": 68,
    "g": 92,
    "b": 179
  },
  "hsl": {
    "h": 227.027,
    "s": 44.939,
    "l": 48.431
  },
  "oklch": {
    "l": 0.50194,
    "c": 0.14042,
    "h": 269.2
  },
  "luminance": 0.12138
}

Semantic roles & 50–950 ramp

primary

#445CB3

secondary

#C4B98E

accent

#B953D5

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #445CB3

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

Preview Lab → · Contrast checker → · Palette generator →