#3536B3#3536B3

#3536B3 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.2% C 0.192 H 274.1°. Best body text is #FFFFFF at 9.01:1 contrast (WCAG AA passes).

Color values

HEX	#3536B3
RGB	rgb(53, 54, 179)
HSL	hsl(240, 54%, 45%)
HSV	hsv(240, 70%, 70%)
CMYK	cmyk(70.4%, 69.8%, 0%, 29.8%)
CIE-LAB	lab(30.99, 40.52, -66.10)
CIE-LCH	lch(30.99, 77.54, 301.51°)
OKLab	oklab(42.21% 0.0139 -0.1911)
OKLCH	oklch(42.21% 0.192 274.1)
XYZ	xyz(10.9213, 6.6488, 43.3469)
Luminance	0.0665 (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

#3536B3 #B3B235

analogous

#3575B3 #3536B3 #7335B3

triadic

#3536B3 #B33536 #36B335

tetradic

#3536B3 #B33575 #B3B235 #35B373

square

#3536B3 #B33575 #B3B235 #35B373

split-complementary

#3536B3 #B37335 #75B335

monochromatic

#191A55 #272884 #3536B3 #5859CD #8788DB

Accessibility & contrast

On white

9.01

#3536B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#3536B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3536B3

9.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3536B3	#FFFFFF	#000000	##FFFFFF
##3536B3	1.00	9.01	2.33	9.01
#FFFFFF	9.01	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB7

Deuteranopia (green-blind)

#0043B1

Tritanopia (blue-blind)

#005870

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3536b3;
/* rgb */ color: rgb(53, 54, 179);
/* oklch */ color: oklch(42.2% 0.192 274.1);

Tailwind

colors: {
  custom: {
    50: '#7e6ecb',
    500: '#3536b3',
    950: '#000000',
  },
}

SCSS

$custom: #3536b3;
$custom-light: #7e6ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#3536b3",
  "rgb": {
    "r": 53,
    "g": 54,
    "b": 179
  },
  "hsl": {
    "h": 239.524,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.42206,
    "c": 0.19157,
    "h": 274.1
  },
  "luminance": 0.0665
}

Semantic roles & 50–950 ramp

primary

#3536B3

secondary

#C5C57F

accent

#DC4ADE

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3536B3

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

Preview Lab → · Contrast checker → · Palette generator →