#445BD9#445BD9

#445BD9 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.8% C 0.194 H 270.5°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#445BD9
RGB	rgb(68, 91, 217)
HSL	hsl(231, 66%, 56%)
HSV	hsv(231, 69%, 85%)
CMYK	cmyk(68.7%, 58.1%, 0%, 14.9%)
CIE-LAB	lab(43.83, 32.65, -67.21)
CIE-LCH	lch(43.83, 74.72, 295.91°)
OKLab	oklab(52.84% 0.0015 -0.1937)
OKLCH	oklch(52.84% 0.194 270.5)
XYZ	xyz(18.6451, 13.7191, 67.2976)
Luminance	0.1372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445BD9 #D9C244

analogous

#44A5D9 #445BD9 #7744D9

triadic

#445BD9 #D9445B #5BD944

tetradic

#445BD9 #D944A5 #D9C244 #44D977

square

#445BD9 #D944A5 #D9C244 #44D977

split-complementary

#445BD9 #D97744 #A5D944

monochromatic

#1B2C87 #263DBA #445BD9 #7788E3 #AAB4EE

Accessibility & contrast

On white

5.61

#445BD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#445BD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445BD9

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445BD9	#FFFFFF	#000000	##FFFFFF
##445BD9	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FDD

Deuteranopia (green-blind)

#0061D7

Tritanopia (blue-blind)

#007A91

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #445bd9;
/* rgb */ color: rgb(68, 91, 217);
/* oklch */ color: oklch(52.8% 0.194 270.5);

Tailwind

colors: {
  custom: {
    50: '#8a89e6',
    500: '#445bd9',
    950: '#000000',
  },
}

SCSS

$custom: #445bd9;
$custom-light: #8a89e6;
$custom-dark: #000000;

JSON

{
  "hex": "#445bd9",
  "rgb": {
    "r": 68,
    "g": 91,
    "b": 217
  },
  "hsl": {
    "h": 230.738,
    "s": 66.222,
    "l": 55.882
  },
  "oklch": {
    "l": 0.52838,
    "c": 0.19373,
    "h": 270.5
  },
  "luminance": 0.13721
}

Semantic roles & 50–950 ramp

primary

#445BD9

secondary

#DBD29E

accent

#CF3FE9

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0B16

muted

#7E7C84

Preview Lab

Preview with #445BD9

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

Preview Lab → · Contrast checker → · Palette generator →