#445AB1#445AB1

#445AB1 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.6% C 0.140 H 270.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#445AB1
RGB	rgb(68, 90, 177)
HSL	hsl(228, 44%, 48%)
HSV	hsv(228, 62%, 69%)
CMYK	cmyk(61.6%, 49.2%, 0%, 30.6%)
CIE-LAB	lab(40.76, 19.24, -49.00)
CIE-LCH	lch(40.76, 52.64, 291.44°)
OKLab	oklab(49.64% 0 -0.1402)
OKLCH	oklch(49.64% 0.14 270)
XYZ	xyz(13.9732, 11.7144, 43.1112)
Luminance	0.1172 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445AB1 #B19B44

analogous

#4490B1 #445AB1 #6444B1

triadic

#445AB1 #B1445A #5AB144

tetradic

#445AB1 #B14490 #B19B44 #44B164

square

#445AB1 #B14490 #B19B44 #44B164

split-complementary

#445AB1 #B16444 #90B144

monochromatic

#222D59 #334485 #445AB1 #6C7EC6 #98A5D7

Accessibility & contrast

On white

6.28

#445AB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#445AB1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445AB1

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445AB1	#FFFFFF	#000000	##FFFFFF
##445AB1	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D65B4

Deuteranopia (green-blind)

#185BAF

Tritanopia (blue-blind)

#006E7D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #445ab1;
/* rgb */ color: rgb(68, 90, 177);
/* oklch */ color: oklch(49.6% 0.140 270.0);

Tailwind

colors: {
  custom: {
    50: '#8288c9',
    500: '#445ab1',
    950: '#000000',
  },
}

SCSS

$custom: #445ab1;
$custom-light: #8288c9;
$custom-dark: #000000;

JSON

{
  "hex": "#445ab1",
  "rgb": {
    "r": 68,
    "g": 90,
    "b": 177
  },
  "hsl": {
    "h": 227.89,
    "s": 44.49,
    "l": 48.039
  },
  "oklch": {
    "l": 0.4964,
    "c": 0.14017,
    "h": 270
  },
  "luminance": 0.11716
}

Semantic roles & 50–950 ramp

primary

#445AB1

secondary

#C3B88D

accent

#BA54D4

background

#F8F8FC

surface

#F0EFF8

border

#CBCAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #445AB1

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

Preview Lab → · Contrast checker → · Palette generator →