#445CBB#445CBB

#445CBB is a mid, vivid blue. Relative luminance 0.125; OKLCH L 50.8% C 0.152 H 269.6°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#445CBB
RGB	rgb(68, 92, 187)
HSL	hsl(228, 47%, 50%)
HSV	hsv(228, 64%, 73%)
CMYK	cmyk(63.6%, 50.8%, 0%, 26.7%)
CIE-LAB	lab(41.95, 21.47, -52.94)
CIE-LCH	lch(41.95, 57.12, 292.07°)
OKLab	oklab(50.76% -0.0009 -0.1517)
OKLCH	oklch(50.76% 0.152 269.6)
XYZ	xyz(15.1776, 12.4698, 48.6111)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445CBB #BBA344

analogous

#4498BB #445CBB #6744BB

triadic

#445CBB #BB445C #5CBB44

tetradic

#445CBB #BB4498 #BBA344 #44BB67

square

#445CBB #BB4498 #BBA344 #44BB67

split-complementary

#445CBB #BB6744 #98BB44

monochromatic

#233061 #34468E #445CBB #7183CB #9EAADC

Accessibility & contrast

On white

6.01

#445CBB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#445CBB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445CBB

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445CBB	#FFFFFF	#000000	##FFFFFF
##445CBB	1.00	6.01	3.49	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2669BE

Deuteranopia (green-blind)

#005EB9

Tritanopia (blue-blind)

#007283

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #445cbb;
/* rgb */ color: rgb(68, 92, 187);
/* oklch */ color: oklch(50.8% 0.152 269.6);

Tailwind

colors: {
  custom: {
    50: '#8489d0',
    500: '#445cbb',
    950: '#000000',
  },
}

SCSS

$custom: #445cbb;
$custom-light: #8489d0;
$custom-dark: #000000;

JSON

{
  "hex": "#445cbb",
  "rgb": {
    "r": 68,
    "g": 92,
    "b": 187
  },
  "hsl": {
    "h": 227.899,
    "s": 46.667,
    "l": 50
  },
  "oklch": {
    "l": 0.50756,
    "c": 0.15172,
    "h": 269.6
  },
  "luminance": 0.12471
}

Semantic roles & 50–950 ramp

primary

#445CBB

secondary

#C8BD93

accent

#BC51D6

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #445CBB

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

Preview Lab → · Contrast checker → · Palette generator →