#3536B4#3536B4

#3536B4 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.3% C 0.193 H 274.1°. Best body text is #FFFFFF at 8.98:1 contrast (WCAG AA passes).

Color values

HEX	#3536B4
RGB	rgb(53, 54, 180)
HSL	hsl(240, 55%, 46%)
HSV	hsv(240, 71%, 71%)
CMYK	cmyk(70.6%, 70%, 0%, 29.4%)
CIE-LAB	lab(31.09, 40.86, -66.54)
CIE-LCH	lch(31.09, 78.09, 301.55°)
OKLab	oklab(42.3% 0.0137 -0.1923)
OKLCH	oklch(42.3% 0.193 274.1)
XYZ	xyz(11.0228, 6.6894, 43.8815)
Luminance	0.0669 (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

#3536B4 #B4B335

analogous

#3575B4 #3536B4 #7435B4

triadic

#3536B4 #B43536 #36B435

tetradic

#3536B4 #B43575 #B4B335 #35B474

square

#3536B4 #B43575 #B4B335 #35B474

split-complementary

#3536B4 #B47435 #75B435

monochromatic

#191A55 #272885 #3536B4 #5859CE #8888DC

Accessibility & contrast

On white

8.98

#3536B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#3536B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3536B4

8.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3536B4	#FFFFFF	#000000	##FFFFFF
##3536B4	1.00	8.98	2.34	8.98
#FFFFFF	8.98	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB8

Deuteranopia (green-blind)

#0043B2

Tritanopia (blue-blind)

#005971

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #3536b4;
/* rgb */ color: rgb(53, 54, 180);
/* oklch */ color: oklch(42.3% 0.193 274.1);

Tailwind

colors: {
  custom: {
    50: '#7e6ecc',
    500: '#3536b4',
    950: '#000000',
  },
}

SCSS

$custom: #3536b4;
$custom-light: #7e6ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#3536b4",
  "rgb": {
    "r": 53,
    "g": 54,
    "b": 180
  },
  "hsl": {
    "h": 239.528,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.42303,
    "c": 0.19284,
    "h": 274.1
  },
  "luminance": 0.06691
}

Semantic roles & 50–950 ramp

primary

#3536B4

secondary

#C6C57F

accent

#DD4ADE

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #3536B4

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

Preview Lab → · Contrast checker → · Palette generator →