#3736BF#3736BF

#3736BF is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.5% C 0.206 H 274.0°. Best body text is #FFFFFF at 8.60:1 contrast (WCAG AA passes).

Color values

HEX	#3736BF
RGB	rgb(55, 54, 191)
HSL	hsl(240, 56%, 48%)
HSV	hsv(240, 72%, 75%)
CMYK	cmyk(71.2%, 71.7%, 0%, 25.1%)
CIE-LAB	lab(32.28, 44.76, -71.08)
CIE-LCH	lch(32.28, 84.00, 302.20°)
OKLab	oklab(43.51% 0.0144 -0.2055)
OKLCH	oklch(43.51% 0.206 274)
XYZ	xyz(12.2956, 7.2109, 50.0240)
Luminance	0.0721 (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

#3736BF #BEBF36

analogous

#3679BF #3736BF #7B36BF

triadic

#3736BF #BF3736 #36BF37

tetradic

#3736BF #BF3679 #BEBF36 #36BF7B

square

#3736BF #BF3679 #BEBF36 #36BF7B

split-complementary

#3736BF #BF7B36 #79BF36

monochromatic

#1C1B60 #29298F #3736BF #6160D2 #9090E0

Accessibility & contrast

On white

8.60

#3736BF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.44

#3736BF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3736BF

8.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3736BF	#FFFFFF	#000000	##FFFFFF
##3736BF	1.00	8.60	2.44	8.60
#FFFFFF	8.60	1.00	21.00	1.00
#000000	2.44	21.00	1.00	21.00
##FFFFFF	8.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C3

Deuteranopia (green-blind)

#0045BD

Tritanopia (blue-blind)

#005D77

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3736bf;
/* rgb */ color: rgb(55, 54, 191);
/* oklch */ color: oklch(43.5% 0.206 274.0);

Tailwind

colors: {
  custom: {
    50: '#826ed4',
    500: '#3736bf',
    950: '#000000',
  },
}

SCSS

$custom: #3736bf;
$custom-light: #826ed4;
$custom-dark: #000000;

JSON

{
  "hex": "#3736bf",
  "rgb": {
    "r": 55,
    "g": 54,
    "b": 191
  },
  "hsl": {
    "h": 240.438,
    "s": 55.918,
    "l": 48.039
  },
  "oklch": {
    "l": 0.43514,
    "c": 0.20606,
    "h": 274
  },
  "luminance": 0.07212
}

Semantic roles & 50–950 ramp

primary

#3736BF

secondary

#CACA87

accent

#DF49DE

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3736BF

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

Preview Lab → · Contrast checker → · Palette generator →