#3443AD#3443AD

#3443AD is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.8% C 0.169 H 271.4°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3443AD
RGB	rgb(52, 67, 173)
HSL	hsl(233, 54%, 44%)
HSV	hsv(233, 70%, 68%)
CMYK	cmyk(69.9%, 61.3%, 0%, 32.2%)
CIE-LAB	lab(33.48, 30.12, -58.46)
CIE-LCH	lch(33.48, 65.77, 297.26°)
OKLab	oklab(43.84% 0.0041 -0.1686)
OKLCH	oklch(43.84% 0.169 271.4)
XYZ	xyz(10.9636, 7.7604, 40.4472)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3443AD #AD9E34

analogous

#3480AD #3443AD #6234AD

triadic

#3443AD #AD3443 #43AD34

tetradic

#3443AD #AD3480 #AD9E34 #34AD62

square

#3443AD #AD3480 #AD9E34 #34AD62

split-complementary

#3443AD #AD6234 #80AD34

monochromatic

#181F4F #26317E #3443AD #5362CB #828DD9

Accessibility & contrast

On white

8.23

#3443AD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3443AD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3443AD

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3443AD	#FFFFFF	#000000	##FFFFFF
##3443AD	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B0

Deuteranopia (green-blind)

#0049AB

Tritanopia (blue-blind)

#005E71

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3443ad;
/* rgb */ color: rgb(52, 67, 173);
/* oklch */ color: oklch(43.8% 0.169 271.4);

Tailwind

colors: {
  custom: {
    50: '#7b77c6',
    500: '#3443ad',
    950: '#000000',
  },
}

SCSS

$custom: #3443ad;
$custom-light: #7b77c6;
$custom-dark: #000000;

JSON

{
  "hex": "#3443ad",
  "rgb": {
    "r": 52,
    "g": 67,
    "b": 173
  },
  "hsl": {
    "h": 232.562,
    "s": 53.778,
    "l": 44.118
  },
  "oklch": {
    "l": 0.4384,
    "c": 0.1687,
    "h": 271.4
  },
  "luminance": 0.07762
}

Semantic roles & 50–950 ramp

primary

#3443AD

secondary

#C3BA7A

accent

#CB4BDD

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3443AD

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

Preview Lab → · Contrast checker → · Palette generator →