#3444BB#3444BB

#3444BB is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.3% C 0.186 H 270.9°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#3444BB
RGB	rgb(52, 68, 187)
HSL	hsl(233, 56%, 47%)
HSV	hsv(233, 72%, 73%)
CMYK	cmyk(72.2%, 63.6%, 0%, 26.7%)
CIE-LAB	lab(34.90, 34.51, -64.43)
CIE-LCH	lch(34.90, 73.09, 298.18°)
OKLab	oklab(45.26% 0.0029 -0.1861)
OKLCH	oklch(45.26% 0.186 270.9)
XYZ	xyz(12.4499, 8.4509, 47.9791)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3444BB #BBAB34

analogous

#3488BB #3444BB #6834BB

triadic

#3444BB #BB3444 #44BB34

tetradic

#3444BB #BB3488 #BBAB34 #34BB68

square

#3444BB #BB3488 #BBAB34 #34BB68

split-complementary

#3444BB #BB6834 #88BB34

monochromatic

#19215B #27338B #3444BB #5B69D1 #8B95DF

Accessibility & contrast

On white

7.81

#3444BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#3444BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3444BB

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3444BB	#FFFFFF	#000000	##FFFFFF
##3444BB	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058BF

Deuteranopia (green-blind)

#004CB9

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3444bb;
/* rgb */ color: rgb(52, 68, 187);
/* oklch */ color: oklch(45.3% 0.186 270.9);

Tailwind

colors: {
  custom: {
    50: '#7e78d0',
    500: '#3444bb',
    950: '#000000',
  },
}

SCSS

$custom: #3444bb;
$custom-light: #7e78d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3444bb",
  "rgb": {
    "r": 52,
    "g": 68,
    "b": 187
  },
  "hsl": {
    "h": 232.889,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45257,
    "c": 0.18615,
    "h": 270.9
  },
  "luminance": 0.08452
}

Semantic roles & 50–950 ramp

primary

#3444BB

secondary

#C9C082

accent

#CE48E0

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3444BB

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

Preview Lab → · Contrast checker → · Palette generator →