#445AB4#445AB4

#445AB4 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.9% C 0.144 H 270.1°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#445AB4
RGB	rgb(68, 90, 180)
HSL	hsl(228, 45%, 49%)
HSV	hsv(228, 62%, 71%)
CMYK	cmyk(62.2%, 50%, 0%, 29.4%)
CIE-LAB	lab(40.95, 20.29, -50.45)
CIE-LCH	lch(40.95, 54.38, 291.91°)
OKLab	oklab(49.85% 0.0003 -0.1444)
OKLCH	oklch(49.85% 0.144 270.1)
XYZ	xyz(14.2755, 11.8354, 44.7033)
Luminance	0.1184 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445AB4 #B49E44

analogous

#4492B4 #445AB4 #6644B4

triadic

#445AB4 #B4445A #5AB444

tetradic

#445AB4 #B44492 #B49E44 #44B466

square

#445AB4 #B44492 #B49E44 #44B466

split-complementary

#445AB4 #B46644 #92B444

monochromatic

#222E5B #334488 #445AB4 #6D7FC8 #9AA6D9

Accessibility & contrast

On white

6.24

#445AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#445AB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445AB4

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445AB4	#FFFFFF	#000000	##FFFFFF
##445AB4	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A66B7

Deuteranopia (green-blind)

#105CB2

Tritanopia (blue-blind)

#006F7E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #445ab4;
/* rgb */ color: rgb(68, 90, 180);
/* oklch */ color: oklch(49.9% 0.144 270.1);

Tailwind

colors: {
  custom: {
    50: '#8388cb',
    500: '#445ab4',
    950: '#000000',
  },
}

SCSS

$custom: #445ab4;
$custom-light: #8388cb;
$custom-dark: #000000;

JSON

{
  "hex": "#445ab4",
  "rgb": {
    "r": 68,
    "g": 90,
    "b": 180
  },
  "hsl": {
    "h": 228.214,
    "s": 45.161,
    "l": 48.627
  },
  "oklch": {
    "l": 0.49851,
    "c": 0.14443,
    "h": 270.1
  },
  "luminance": 0.11837
}

Semantic roles & 50–950 ramp

primary

#445AB4

secondary

#C5BA8F

accent

#BB53D5

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #445AB4

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

Preview Lab → · Contrast checker → · Palette generator →