#3436B8#3436B8

#3436B8 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.6% C 0.198 H 273.5°. Best body text is #FFFFFF at 8.88:1 contrast (WCAG AA passes).

Color values

HEX	#3436B8
RGB	rgb(52, 54, 184)
HSL	hsl(239, 56%, 46%)
HSV	hsv(239, 72%, 72%)
CMYK	cmyk(71.7%, 70.7%, 0%, 27.8%)
CIE-LAB	lab(31.41, 42.10, -68.39)
CIE-LCH	lch(31.41, 80.31, 301.62°)
OKLab	oklab(42.64% 0.012 -0.1978)
OKLCH	oklch(42.64% 0.198 273.5)
XYZ	xyz(11.3842, 6.8280, 46.0561)
Luminance	0.0683 (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

#3436B8 #B8B634

analogous

#3478B8 #3436B8 #7434B8

triadic

#3436B8 #B83436 #36B834

tetradic

#3436B8 #B83478 #B8B634 #34B874

square

#3436B8 #B83478 #B8B634 #34B874

split-complementary

#3436B8 #B87434 #78B834

monochromatic

#191A59 #272888 #3436B8 #595BD0 #898ADE

Accessibility & contrast

On white

8.88

#3436B8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#3436B8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3436B8

8.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3436B8	#FFFFFF	#000000	##FFFFFF
##3436B8	1.00	8.88	2.37	8.88
#FFFFFF	8.88	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.88	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: #3436b8;
/* rgb */ color: rgb(52, 54, 184);
/* oklch */ color: oklch(42.6% 0.198 273.5);

Tailwind

colors: {
  custom: {
    50: '#7f6ecf',
    500: '#3436b8',
    950: '#000000',
  },
}

SCSS

$custom: #3436b8;
$custom-light: #7f6ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3436b8",
  "rgb": {
    "r": 52,
    "g": 54,
    "b": 184
  },
  "hsl": {
    "h": 239.091,
    "s": 55.932,
    "l": 46.275
  },
  "oklch": {
    "l": 0.42635,
    "c": 0.19812,
    "h": 273.5
  },
  "luminance": 0.06829
}

Semantic roles & 50–950 ramp

primary

#3436B8

secondary

#C8C680

accent

#DD49DF

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3436B8

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

Preview Lab → · Contrast checker → · Palette generator →