#3B44BB#3B44BB

#3B44BB is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.184 H 273.2°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#3B44BB
RGB	rgb(59, 68, 187)
HSL	hsl(236, 52%, 48%)
HSV	hsv(236, 68%, 73%)
CMYK	cmyk(68.4%, 63.6%, 0%, 26.7%)
CIE-LAB	lab(35.30, 35.40, -63.76)
CIE-LCH	lch(35.30, 72.93, 299.04°)
OKLab	oklab(45.66% 0.0104 -0.184)
OKLCH	oklch(45.66% 0.184 273.2)
XYZ	xyz(12.8374, 8.6507, 47.9973)
Luminance	0.0865 (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

#3B44BB #BBB23B

analogous

#3B84BB #3B44BB #723BBB

triadic

#3B44BB #BB3B44 #44BB3B

tetradic

#3B44BB #BB3B84 #BBB23B #3BBB72

square

#3B44BB #BB3B84 #BBB23B #3BBB72

split-complementary

#3B44BB #BB723B #84BB3B

monochromatic

#1E225E #2C338C #3B44BB #656CCE #9399DD

Accessibility & contrast

On white

7.69

#3B44BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#3B44BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B44BB

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B44BB	#FFFFFF	#000000	##FFFFFF
##3B44BB	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BF

Deuteranopia (green-blind)

#004DB9

Tritanopia (blue-blind)

#006379

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3b44bb;
/* rgb */ color: rgb(59, 68, 187);
/* oklch */ color: oklch(45.7% 0.184 273.2);

Tailwind

colors: {
  custom: {
    50: '#8178d0',
    500: '#3b44bb',
    950: '#000000',
  },
}

SCSS

$custom: #3b44bb;
$custom-light: #8178d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b44bb",
  "rgb": {
    "r": 59,
    "g": 68,
    "b": 187
  },
  "hsl": {
    "h": 235.781,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45656,
    "c": 0.1843,
    "h": 273.2
  },
  "luminance": 0.08652
}

Semantic roles & 50–950 ramp

primary

#3B44BB

secondary

#C8C48A

accent

#D14CDB

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0914

muted

#7D7B82

Preview Lab

Preview with #3B44BB

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

Preview Lab → · Contrast checker → · Palette generator →