#445CB5#445CB5

#445CB5 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.3% C 0.143 H 269.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#445CB5
RGB	rgb(68, 92, 181)
HSL	hsl(227, 45%, 49%)
HSV	hsv(227, 62%, 71%)
CMYK	cmyk(62.4%, 49.2%, 0%, 29%)
CIE-LAB	lab(41.56, 19.36, -50.06)
CIE-LCH	lch(41.56, 53.67, 291.14°)
OKLab	oklab(50.33% -0.0016 -0.1433)
OKLCH	oklch(50.33% 0.143 269.4)
XYZ	xyz(14.5487, 12.2182, 45.2988)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445CB5 #B59D44

analogous

#4495B5 #445CB5 #6544B5

triadic

#445CB5 #B5445C #5CB544

tetradic

#445CB5 #B54495 #B59D44 #44B565

square

#445CB5 #B54495 #B59D44 #44B565

split-complementary

#445CB5 #B56544 #95B544

monochromatic

#232F5C #334589 #445CB5 #6E81C8 #9AA8D9

Accessibility & contrast

On white

6.10

#445CB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#445CB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445CB5

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445CB5	#FFFFFF	#000000	##FFFFFF
##445CB5	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E67B8

Deuteranopia (green-blind)

#165DB3

Tritanopia (blue-blind)

#007080

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #445cb5;
/* rgb */ color: rgb(68, 92, 181);
/* oklch */ color: oklch(50.3% 0.143 269.4);

Tailwind

colors: {
  custom: {
    50: '#8389cc',
    500: '#445cb5',
    950: '#000000',
  },
}

SCSS

$custom: #445cb5;
$custom-light: #8389cc;
$custom-dark: #000000;

JSON

{
  "hex": "#445cb5",
  "rgb": {
    "r": 68,
    "g": 92,
    "b": 181
  },
  "hsl": {
    "h": 227.257,
    "s": 45.382,
    "l": 48.824
  },
  "oklch": {
    "l": 0.50333,
    "c": 0.14327,
    "h": 269.4
  },
  "luminance": 0.12219
}

Semantic roles & 50–950 ramp

primary

#445CB5

secondary

#C5BA90

accent

#B953D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0B13

muted

#7D7C82

Preview Lab

Preview with #445CB5

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

Preview Lab → · Contrast checker → · Palette generator →