#445FCB#445FCB

#445FCB is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.5% C 0.170 H 269.2°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#445FCB
RGB	rgb(68, 95, 203)
HSL	hsl(228, 56%, 53%)
HSV	hsv(228, 67%, 80%)
CMYK	cmyk(66.5%, 53.2%, 0%, 20.4%)
CIE-LAB	lab(43.83, 25.19, -59.18)
CIE-LCH	lch(43.83, 64.32, 293.06°)
OKLab	oklab(52.52% -0.0024 -0.17)
OKLCH	oklch(52.52% 0.17 269.2)
XYZ	xyz(17.2519, 13.7235, 58.2281)
Luminance	0.1373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#445FCB #CBB044

analogous

#44A2CB #445FCB #6C44CB

triadic

#445FCB #CB445F #5FCB44

tetradic

#445FCB #CB44A2 #CBB044 #44CB6C

square

#445FCB #CB44A2 #CBB044 #44CB6C

split-complementary

#445FCB #CB6C44 #A2CB44

monochromatic

#203174 #2E45A4 #445FCB #7488D8 #A4B1E6

Accessibility & contrast

On white

5.61

#445FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#445FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #445FCB

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##445FCB	#FFFFFF	#000000	##FFFFFF
##445FCB	1.00	5.61	3.75	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#146ECF

Deuteranopia (green-blind)

#0062C9

Tritanopia (blue-blind)

#00798C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #445fcb;
/* rgb */ color: rgb(68, 95, 203);
/* oklch */ color: oklch(52.5% 0.170 269.2);

Tailwind

colors: {
  custom: {
    50: '#878cdc',
    500: '#445fcb',
    950: '#000000',
  },
}

SCSS

$custom: #445fcb;
$custom-light: #878cdc;
$custom-dark: #000000;

JSON

{
  "hex": "#445fcb",
  "rgb": {
    "r": 68,
    "g": 95,
    "b": 203
  },
  "hsl": {
    "h": 228,
    "s": 56.485,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52523,
    "c": 0.17006,
    "h": 269.2
  },
  "luminance": 0.13725
}

Semantic roles & 50–950 ramp

primary

#445FCB

secondary

#D3C798

accent

#C148E0

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #445FCB

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

Preview Lab → · Contrast checker → · Palette generator →