#445BCB#445BCB

#445BCB is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.7% C 0.175 H 270.4°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#445BCB
RGB	rgb(68, 91, 203)
HSL	hsl(230, 56%, 53%)
HSV	hsv(230, 67%, 80%)
CMYK	cmyk(66.5%, 55.2%, 0%, 20.4%)
CIE-LAB	lab(42.80, 27.74, -60.86)
CIE-LCH	lch(42.80, 66.88, 294.50°)
OKLab	oklab(51.74% 0.0011 -0.175)
OKLCH	oklch(51.74% 0.175 270.4)
XYZ	xyz(16.9008, 13.0213, 58.1110)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445BCB #CBB444

analogous

#449ECB #445BCB #7044CB

triadic

#445BCB #CB445B #5BCB44

tetradic

#445BCB #CB449E #CBB444 #44CB70

square

#445BCB #CB449E #CBB444 #44CB70

split-complementary

#445BCB #CB7044 #9ECB44

monochromatic

#202F74 #2E42A4 #445BCB #7485D8 #A4AFE6

Accessibility & contrast

On white

5.83

#445BCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#445BCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445BCB

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445BCB	#FFFFFF	#000000	##FFFFFF
##445BCB	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BCF

Deuteranopia (green-blind)

#005FC9

Tritanopia (blue-blind)

#00768A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #445bcb;
/* rgb */ color: rgb(68, 91, 203);
/* oklch */ color: oklch(51.7% 0.175 270.4);

Tailwind

colors: {
  custom: {
    50: '#8789dc',
    500: '#445bcb',
    950: '#000000',
  },
}

SCSS

$custom: #445bcb;
$custom-light: #8789dc;
$custom-dark: #000000;

JSON

{
  "hex": "#445bcb",
  "rgb": {
    "r": 68,
    "g": 91,
    "b": 203
  },
  "hsl": {
    "h": 229.778,
    "s": 56.485,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51742,
    "c": 0.17504,
    "h": 270.4
  },
  "luminance": 0.13023
}

Semantic roles & 50–950 ramp

primary

#445BCB

secondary

#D3C998

accent

#C648E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #445BCB

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

Preview Lab → · Contrast checker → · Palette generator →