#445BB0#445BB0

#445BB0 is a mid, vivid blue. Relative luminance 0.118; OKLCH L 49.8% C 0.137 H 269.5°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#445BB0
RGB	rgb(68, 91, 176)
HSL	hsl(227, 44%, 48%)
HSV	hsv(227, 61%, 69%)
CMYK	cmyk(61.4%, 48.3%, 0%, 31%)
CIE-LAB	lab(40.97, 18.25, -48.08)
CIE-LCH	lch(40.97, 51.42, 290.78°)
OKLab	oklab(49.78% -0.0012 -0.1374)
OKLCH	oklch(49.78% 0.137 269.5)
XYZ	xyz(13.9588, 11.8445, 42.6165)
Luminance	0.1185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445BB0 #B09944

analogous

#4491B0 #445BB0 #6344B0

triadic

#445BB0 #B0445B #5BB044

tetradic

#445BB0 #B04491 #B09944 #44B063

square

#445BB0 #B04491 #B09944 #44B063

split-complementary

#445BB0 #B06344 #91B044

monochromatic

#222D58 #334484 #445BB0 #6B7FC6 #97A5D7

Accessibility & contrast

On white

6.23

#445BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#445BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445BB0

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445BB0	#FFFFFF	#000000	##FFFFFF
##445BB0	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3066B3

Deuteranopia (green-blind)

#1D5CAE

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #445bb0;
/* rgb */ color: rgb(68, 91, 176);
/* oklch */ color: oklch(49.8% 0.137 269.5);

Tailwind

colors: {
  custom: {
    50: '#8289c8',
    500: '#445bb0',
    950: '#000000',
  },
}

SCSS

$custom: #445bb0;
$custom-light: #8289c8;
$custom-dark: #000000;

JSON

{
  "hex": "#445bb0",
  "rgb": {
    "r": 68,
    "g": 91,
    "b": 176
  },
  "hsl": {
    "h": 227.222,
    "s": 44.262,
    "l": 47.843
  },
  "oklch": {
    "l": 0.49779,
    "c": 0.13744,
    "h": 269.5
  },
  "luminance": 0.11846
}

Semantic roles & 50–950 ramp

primary

#445BB0

secondary

#C3B78D

accent

#B954D4

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #445BB0

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

Preview Lab → · Contrast checker → · Palette generator →