#445AB5#445AB5

#445AB5 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.9% C 0.146 H 270.2°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#445AB5
RGB	rgb(68, 90, 181)
HSL	hsl(228, 45%, 49%)
HSV	hsv(228, 62%, 71%)
CMYK	cmyk(62.4%, 50.3%, 0%, 29%)
CIE-LAB	lab(41.02, 20.64, -50.93)
CIE-LCH	lch(41.02, 54.96, 292.06°)
OKLab	oklab(49.92% 0.0004 -0.1458)
OKLCH	oklch(49.92% 0.146 270.2)
XYZ	xyz(14.3777, 11.8762, 45.2418)
Luminance	0.1188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445AB5 #B59F44

analogous

#4493B5 #445AB5 #6744B5

triadic

#445AB5 #B5445A #5AB544

tetradic

#445AB5 #B54493 #B59F44 #44B567

square

#445AB5 #B54493 #B59F44 #44B567

split-complementary

#445AB5 #B56744 #93B544

monochromatic

#232E5C #334489 #445AB5 #6E7FC8 #9AA6D9

Accessibility & contrast

On white

6.22

#445AB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#445AB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445AB5

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445AB5	#FFFFFF	#000000	##FFFFFF
##445AB5	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2966B8

Deuteranopia (green-blind)

#0D5CB3

Tritanopia (blue-blind)

#006F7F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #445ab5;
/* rgb */ color: rgb(68, 90, 181);
/* oklch */ color: oklch(49.9% 0.146 270.2);

Tailwind

colors: {
  custom: {
    50: '#8388cc',
    500: '#445ab5',
    950: '#000000',
  },
}

SCSS

$custom: #445ab5;
$custom-light: #8388cc;
$custom-dark: #000000;

JSON

{
  "hex": "#445ab5",
  "rgb": {
    "r": 68,
    "g": 90,
    "b": 181
  },
  "hsl": {
    "h": 228.319,
    "s": 45.382,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49921,
    "c": 0.14585,
    "h": 270.2
  },
  "luminance": 0.11877
}

Semantic roles & 50–950 ramp

primary

#445AB5

secondary

#C5BB90

accent

#BC53D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #445AB5

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

Preview Lab → · Contrast checker → · Palette generator →