#445BD1#445BD1

#445BD1 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.2% C 0.183 H 270.4°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#445BD1
RGB	rgb(68, 91, 209)
HSL	hsl(230, 61%, 54%)
HSV	hsv(230, 67%, 82%)
CMYK	cmyk(67.5%, 56.5%, 0%, 18%)
CIE-LAB	lab(43.23, 29.84, -63.60)
CIE-LCH	lch(43.23, 70.26, 295.14°)
OKLab	oklab(52.21% 0.0014 -0.1831)
OKLCH	oklch(52.21% 0.183 270.4)
XYZ	xyz(17.6297, 13.3129, 61.9498)
Luminance	0.1331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445BD1 #D1BA44

analogous

#44A2D1 #445BD1 #7444D1

triadic

#445BD1 #D1445B #5BD144

tetradic

#445BD1 #D144A2 #D1BA44 #44D174

square

#445BD1 #D144A2 #D1BA44 #44D174

split-complementary

#445BD1 #D17444 #A2D144

monochromatic

#1F2E7C #2B40AD #445BD1 #7586DD #A6B1E9

Accessibility & contrast

On white

5.73

#445BD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#445BD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445BD1

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445BD1	#FFFFFF	#000000	##FFFFFF
##445BD1	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD5

Deuteranopia (green-blind)

#0060CF

Tritanopia (blue-blind)

#00788D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #445bd1;
/* rgb */ color: rgb(68, 91, 209);
/* oklch */ color: oklch(52.2% 0.183 270.4);

Tailwind

colors: {
  custom: {
    50: '#8889e0',
    500: '#445bd1',
    950: '#000000',
  },
}

SCSS

$custom: #445bd1;
$custom-light: #8889e0;
$custom-dark: #000000;

JSON

{
  "hex": "#445bd1",
  "rgb": {
    "r": 68,
    "g": 91,
    "b": 209
  },
  "hsl": {
    "h": 230.213,
    "s": 60.515,
    "l": 54.314
  },
  "oklch": {
    "l": 0.52206,
    "c": 0.18312,
    "h": 270.4
  },
  "luminance": 0.13315
}

Semantic roles & 50–950 ramp

primary

#445BD1

secondary

#D6CD9A

accent

#CA44E4

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #445BD1

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

Preview Lab → · Contrast checker → · Palette generator →