#3B36BB#3B36BB

#3B36BB is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.4% C 0.200 H 275.7°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#3B36BB
RGB	rgb(59, 54, 187)
HSL	hsl(242, 55%, 47%)
HSV	hsv(242, 71%, 73%)
CMYK	cmyk(68.4%, 71.1%, 0%, 26.7%)
CIE-LAB	lab(32.16, 43.88, -68.92)
CIE-LCH	lch(32.16, 81.70, 302.49°)
OKLab	oklab(43.38% 0.02 -0.1991)
OKLCH	oklch(43.38% 0.2 275.7)
XYZ	xyz(12.0895, 7.1549, 47.7480)
Luminance	0.0716 (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

#3B36BB #B6BB36

analogous

#3673BB #3B36BB #7E36BB

triadic

#3B36BB #BB3B36 #36BB3B

tetradic

#3B36BB #BB3673 #B6BB36 #36BB7E

square

#3B36BB #BB3673 #B6BB36 #36BB7E

split-complementary

#3B36BB #BB7E36 #73BB36

monochromatic

#1D1B5C #2C288C #3B36BB #625ED0 #908DDE

Accessibility & contrast

On white

8.64

#3B36BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3B36BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B36BB

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B36BB	#FFFFFF	#000000	##FFFFFF
##3B36BB	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0046B9

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3b36bb;
/* rgb */ color: rgb(59, 54, 187);
/* oklch */ color: oklch(43.4% 0.200 275.7);

Tailwind

colors: {
  custom: {
    50: '#826ed1',
    500: '#3b36bb',
    950: '#000000',
  },
}

SCSS

$custom: #3b36bb;
$custom-light: #826ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b36bb",
  "rgb": {
    "r": 59,
    "g": 54,
    "b": 187
  },
  "hsl": {
    "h": 242.256,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.43376,
    "c": 0.20014,
    "h": 275.7
  },
  "luminance": 0.07156
}

Semantic roles & 50–950 ramp

primary

#3B36BB

secondary

#C6C984

accent

#DF49D9

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3B36BB

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

Preview Lab → · Contrast checker → · Palette generator →