#3536B7#3536B7

#3536B7 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.6% C 0.197 H 273.9°. Best body text is #FFFFFF at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#3536B7
RGB	rgb(53, 54, 183)
HSL	hsl(240, 55%, 46%)
HSV	hsv(240, 71%, 72%)
CMYK	cmyk(71%, 70.5%, 0%, 28.2%)
CIE-LAB	lab(31.38, 41.88, -67.85)
CIE-LCH	lch(31.38, 79.73, 301.68°)
OKLab	oklab(42.6% 0.0133 -0.1962)
OKLCH	oklch(42.6% 0.197 273.9)
XYZ	xyz(11.3318, 6.8130, 45.5084)
Luminance	0.0681 (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

#3536B7 #B7B635

analogous

#3577B7 #3536B7 #7535B7

triadic

#3536B7 #B73536 #36B735

tetradic

#3536B7 #B73577 #B7B635 #35B775

square

#3536B7 #B73577 #B7B635 #35B775

split-complementary

#3536B7 #B77535 #77B735

monochromatic

#1A1A58 #272888 #3536B7 #5A5BCF #898ADD

Accessibility & contrast

On white

8.89

#3536B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#3536B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3536B7

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3536B7	#FFFFFF	#000000	##FFFFFF
##3536B7	1.00	8.89	2.36	8.89
#FFFFFF	8.89	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BB

Deuteranopia (green-blind)

#0044B5

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3536b7;
/* rgb */ color: rgb(53, 54, 183);
/* oklch */ color: oklch(42.6% 0.197 273.9);

Tailwind

colors: {
  custom: {
    50: '#7f6ece',
    500: '#3536b7',
    950: '#000000',
  },
}

SCSS

$custom: #3536b7;
$custom-light: #7f6ece;
$custom-dark: #000000;

JSON

{
  "hex": "#3536b7",
  "rgb": {
    "r": 53,
    "g": 54,
    "b": 183
  },
  "hsl": {
    "h": 239.538,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.42598,
    "c": 0.19662,
    "h": 273.9
  },
  "luminance": 0.06814
}

Semantic roles & 50–950 ramp

primary

#3536B7

secondary

#C7C681

accent

#DD49DE

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3536B7

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

Preview Lab → · Contrast checker → · Palette generator →