#3536B8#3536B8

#3536B8 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.7% C 0.198 H 273.8°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#3536B8
RGB	rgb(53, 54, 184)
HSL	hsl(240, 55%, 46%)
HSV	hsv(240, 71%, 72%)
CMYK	cmyk(71.2%, 70.7%, 0%, 27.8%)
CIE-LAB	lab(31.47, 42.21, -68.28)
CIE-LCH	lch(31.47, 80.28, 301.72°)
OKLab	oklab(42.7% 0.0131 -0.1974)
OKLCH	oklch(42.7% 0.198 273.8)
XYZ	xyz(11.4362, 6.8548, 46.0585)
Luminance	0.0686 (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

#3536B8 #B8B735

analogous

#3578B8 #3536B8 #7635B8

triadic

#3536B8 #B83536 #36B835

tetradic

#3536B8 #B83578 #B8B735 #35B876

square

#3536B8 #B83578 #B8B735 #35B876

split-complementary

#3536B8 #B87635 #78B835

monochromatic

#1A1A59 #272888 #3536B8 #5B5BD0 #8A8BDD

Accessibility & contrast

On white

8.86

#3536B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3536B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3536B8

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3536B8	#FFFFFF	#000000	##FFFFFF
##3536B8	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BC

Deuteranopia (green-blind)

#0044B6

Tritanopia (blue-blind)

#005A73

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3536b8;
/* rgb */ color: rgb(53, 54, 184);
/* oklch */ color: oklch(42.7% 0.198 273.8);

Tailwind

colors: {
  custom: {
    50: '#7f6ece',
    500: '#3536b8',
    950: '#000000',
  },
}

SCSS

$custom: #3536b8;
$custom-light: #7f6ece;
$custom-dark: #000000;

JSON

{
  "hex": "#3536b8",
  "rgb": {
    "r": 53,
    "g": 54,
    "b": 184
  },
  "hsl": {
    "h": 239.542,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42696,
    "c": 0.19787,
    "h": 273.8
  },
  "luminance": 0.06856
}

Semantic roles & 50–950 ramp

primary

#3536B8

secondary

#C7C781

accent

#DD49DF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3536B8

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

Preview Lab → · Contrast checker → · Palette generator →