#3636BC#3636BC

#3636BC is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.2% C 0.203 H 273.9°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#3636BC
RGB	rgb(54, 54, 188)
HSL	hsl(240, 55%, 47%)
HSV	hsv(240, 71%, 74%)
CMYK	cmyk(71.3%, 71.3%, 0%, 26.3%)
CIE-LAB	lab(31.93, 43.66, -69.90)
CIE-LCH	lch(31.93, 82.42, 301.99°)
OKLab	oklab(43.15% 0.0137 -0.2021)
OKLCH	oklch(43.15% 0.203 273.9)
XYZ	xyz(11.9146, 7.0523, 48.3005)
Luminance	0.0705 (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

#3636BC #BCBC36

analogous

#3679BC #3636BC #7936BC

triadic

#3636BC #BC3636 #36BC36

tetradic

#3636BC #BC3679 #BCBC36 #36BC79

square

#3636BC #BC3679 #BCBC36 #36BC79

split-complementary

#3636BC #BC7936 #79BC36

monochromatic

#1B1B5D #28288C #3636BC #5E5ED1 #8E8EDF

Accessibility & contrast

On white

8.71

#3636BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3636BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3636BC

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3636BC	#FFFFFF	#000000	##FFFFFF
##3636BC	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051C0

Deuteranopia (green-blind)

#0045BA

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3636bc;
/* rgb */ color: rgb(54, 54, 188);
/* oklch */ color: oklch(43.2% 0.203 273.9);

Tailwind

colors: {
  custom: {
    50: '#816ed1',
    500: '#3636bc',
    950: '#000000',
  },
}

SCSS

$custom: #3636bc;
$custom-light: #816ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3636bc",
  "rgb": {
    "r": 54,
    "g": 54,
    "b": 188
  },
  "hsl": {
    "h": 240,
    "s": 55.372,
    "l": 47.451
  },
  "oklch": {
    "l": 0.43154,
    "c": 0.2026,
    "h": 273.9
  },
  "luminance": 0.07053
}

Semantic roles & 50–950 ramp

primary

#3636BC

secondary

#C9C985

accent

#DF49DF

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3636BC

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

Preview Lab → · Contrast checker → · Palette generator →