#3443B2#3443B2

#3443B2 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.3% C 0.175 H 271.3°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#3443B2
RGB	rgb(52, 67, 178)
HSL	hsl(233, 55%, 45%)
HSV	hsv(233, 71%, 70%)
CMYK	cmyk(70.8%, 62.4%, 0%, 30.2%)
CIE-LAB	lab(33.89, 31.93, -60.76)
CIE-LCH	lch(33.89, 68.64, 297.72°)
OKLab	oklab(44.28% 0.004 -0.1754)
OKLCH	oklch(44.28% 0.175 271.3)
XYZ	xyz(11.4565, 7.9576, 43.0431)
Luminance	0.0796 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3443B2 #B2A334

analogous

#3482B2 #3443B2 #6434B2

triadic

#3443B2 #B23443 #43B234

tetradic

#3443B2 #B23482 #B2A334 #34B264

square

#3443B2 #B23482 #B2A334 #34B264

split-complementary

#3443B2 #B26434 #82B234

monochromatic

#181F53 #263183 #3443B2 #5664CE #858FDB

Accessibility & contrast

On white

8.10

#3443B2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#3443B2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3443B2

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3443B2	#FFFFFF	#000000	##FFFFFF
##3443B2	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056B6

Deuteranopia (green-blind)

#004AB0

Tritanopia (blue-blind)

#005F74

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3443b2;
/* rgb */ color: rgb(52, 67, 178);
/* oklch */ color: oklch(44.3% 0.175 271.3);

Tailwind

colors: {
  custom: {
    50: '#7c77ca',
    500: '#3443b2',
    950: '#000000',
  },
}

SCSS

$custom: #3443b2;
$custom-light: #7c77ca;
$custom-dark: #000000;

JSON

{
  "hex": "#3443b2",
  "rgb": {
    "r": 52,
    "g": 67,
    "b": 178
  },
  "hsl": {
    "h": 232.857,
    "s": 54.783,
    "l": 45.098
  },
  "oklch": {
    "l": 0.44277,
    "c": 0.17543,
    "h": 271.3
  },
  "luminance": 0.07959
}

Semantic roles & 50–950 ramp

primary

#3443B2

secondary

#C5BC7D

accent

#CC4ADE

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #3443B2

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

Preview Lab → · Contrast checker → · Palette generator →