#3443A7#3443A7

#3443A7 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 43.3% C 0.161 H 271.5°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#3443A7
RGB	rgb(52, 67, 167)
HSL	hsl(232, 53%, 43%)
HSV	hsv(232, 69%, 65%)
CMYK	cmyk(68.9%, 59.9%, 0%, 34.5%)
CIE-LAB	lab(32.99, 27.95, -55.67)
CIE-LCH	lch(32.99, 62.29, 296.66°)
OKLab	oklab(43.33% 0.0042 -0.1604)
OKLCH	oklch(43.33% 0.161 271.5)
XYZ	xyz(10.3960, 7.5334, 37.4579)
Luminance	0.0753 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3443A7 #A79834

analogous

#347CA7 #3443A7 #5E34A7

triadic

#3443A7 #A73443 #43A734

tetradic

#3443A7 #A7347C #A79834 #34A75E

square

#3443A7 #A7347C #A79834 #34A75E

split-complementary

#3443A7 #A75E34 #7CA734

monochromatic

#171E4A #253078 #3443A7 #5060C8 #7E8AD7

Accessibility & contrast

On white

8.38

#3443A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#3443A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3443A7

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3443A7	#FFFFFF	#000000	##FFFFFF
##3443A7	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053AA

Deuteranopia (green-blind)

#0048A5

Tritanopia (blue-blind)

#005C6E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3443a7;
/* rgb */ color: rgb(52, 67, 167);
/* oklch */ color: oklch(43.3% 0.161 271.5);

Tailwind

colors: {
  custom: {
    50: '#7a77c2',
    500: '#3443a7',
    950: '#000000',
  },
}

SCSS

$custom: #3443a7;
$custom-light: #7a77c2;
$custom-dark: #000000;

JSON

{
  "hex": "#3443a7",
  "rgb": {
    "r": 52,
    "g": 67,
    "b": 167
  },
  "hsl": {
    "h": 232.174,
    "s": 52.511,
    "l": 42.941
  },
  "oklch": {
    "l": 0.43327,
    "c": 0.1605,
    "h": 271.5
  },
  "luminance": 0.07534
}

Semantic roles & 50–950 ramp

primary

#3443A7

secondary

#C0B677

accent

#C94CDC

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #3443A7

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

Preview Lab → · Contrast checker → · Palette generator →