#445FB1#445FB1

#445FB1 is a mid, vivid blue. Relative luminance 0.126; OKLCH L 50.7% C 0.134 H 267.7°. Best body text is #FFFFFF at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#445FB1
RGB	rgb(68, 95, 177)
HSL	hsl(225, 44%, 48%)
HSV	hsv(225, 62%, 69%)
CMYK	cmyk(61.6%, 46.3%, 0%, 30.6%)
CIE-LAB	lab(42.13, 16.03, -46.80)
CIE-LCH	lch(42.13, 49.47, 288.91°)
OKLab	oklab(50.69% -0.0053 -0.1336)
OKLCH	oklch(50.69% 0.134 267.7)
XYZ	xyz(14.4092, 12.5865, 43.2565)
Luminance	0.1259 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445FB1 #B19644

analogous

#4495B1 #445FB1 #6044B1

triadic

#445FB1 #B1445F #5FB144

tetradic

#445FB1 #B14495 #B19644 #44B160

square

#445FB1 #B14495 #B19644 #44B160

split-complementary

#445FB1 #B16044 #95B144

monochromatic

#223059 #334785 #445FB1 #6C82C6 #98A8D7

Accessibility & contrast

On white

5.97

#445FB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#445FB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445FB1

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445FB1	#FFFFFF	#000000	##FFFFFF
##445FB1	1.00	5.97	3.52	5.97
#FFFFFF	5.97	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3869B4

Deuteranopia (green-blind)

#265FAF

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #445fb1;
/* rgb */ color: rgb(68, 95, 177);
/* oklch */ color: oklch(50.7% 0.134 267.7);

Tailwind

colors: {
  custom: {
    50: '#828cc9',
    500: '#445fb1',
    950: '#000000',
  },
}

SCSS

$custom: #445fb1;
$custom-light: #828cc9;
$custom-dark: #000000;

JSON

{
  "hex": "#445fb1",
  "rgb": {
    "r": 68,
    "g": 95,
    "b": 177
  },
  "hsl": {
    "h": 225.138,
    "s": 44.49,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50688,
    "c": 0.13372,
    "h": 267.7
  },
  "luminance": 0.12588
}

Semantic roles & 50–950 ramp

primary

#445FB1

secondary

#C3B68D

accent

#B454D4

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #445FB1

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

Preview Lab → · Contrast checker → · Palette generator →