#443BB3#443BB3

#443BB3 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.0% C 0.182 H 279.2°. Best body text is #FFFFFF at 8.33:1 contrast (WCAG AA passes).

Color values

HEX	#443BB3
RGB	rgb(68, 59, 179)
HSL	hsl(245, 50%, 47%)
HSV	hsv(245, 67%, 70%)
CMYK	cmyk(62%, 67%, 0%, 29.8%)
CIE-LAB	lab(33.16, 39.51, -62.51)
CIE-LCH	lch(33.16, 73.95, 302.30°)
OKLab	oklab(44.04% 0.0291 -0.1801)
OKLCH	oklch(44.04% 0.182 279.2)
XYZ	xyz(12.0819, 7.6106, 43.4714)
Luminance	0.0761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.32

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#443BB3 #AAB33B

analogous

#3B6EB3 #443BB3 #803BB3

triadic

#443BB3 #B3443B #3BB344

tetradic

#443BB3 #B33B6E #AAB33B #3BB380

square

#443BB3 #B33B6E #AAB33B #3BB380

split-complementary

#443BB3 #B3803B #6EB33B

monochromatic

#211D57 #332C85 #443BB3 #6860CB #948EDA

Accessibility & contrast

On white

8.33

#443BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.52

#443BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #443BB3

8.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##443BB3	#FFFFFF	#000000	##FFFFFF
##443BB3	1.00	8.33	2.52	8.33
#FFFFFF	8.33	1.00	21.00	1.00
#000000	2.52	21.00	1.00	21.00
##FFFFFF	8.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B7

Deuteranopia (green-blind)

#0049B1

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #443bb3;
/* rgb */ color: rgb(68, 59, 179);
/* oklch */ color: oklch(44.0% 0.182 279.2);

Tailwind

colors: {
  custom: {
    50: '#8572cb',
    500: '#443bb3',
    950: '#000000',
  },
}

SCSS

$custom: #443bb3;
$custom-light: #8572cb;
$custom-dark: #000000;

JSON

{
  "hex": "#443bb3",
  "rgb": {
    "r": 68,
    "g": 59,
    "b": 179
  },
  "hsl": {
    "h": 244.5,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.44042,
    "c": 0.18248,
    "h": 279.2
  },
  "luminance": 0.07612
}

Semantic roles & 50–950 ramp

primary

#443BB3

secondary

#C0C585

accent

#DA4ECF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #443BB3

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

Preview Lab → · Contrast checker → · Palette generator →