#353EB8#353EB8

#353EB8 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 44.0% C 0.189 H 272.5°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#353EB8
RGB	rgb(53, 62, 184)
HSL	hsl(236, 55%, 46%)
HSV	hsv(236, 71%, 72%)
CMYK	cmyk(71.2%, 66.3%, 0%, 27.8%)
CIE-LAB	lab(33.27, 37.35, -65.34)
CIE-LCH	lch(33.27, 75.26, 299.75°)
OKLab	oklab(43.99% 0.0082 -0.1888)
OKLCH	oklch(43.99% 0.189 272.5)
XYZ	xyz(11.8396, 7.6617, 46.1930)
Luminance	0.0766 (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

#353EB8 #B8AF35

analogous

#3580B8 #353EB8 #6E35B8

triadic

#353EB8 #B8353E #3EB835

tetradic

#353EB8 #B83580 #B8AF35 #35B86E

square

#353EB8 #B83580 #B8AF35 #35B86E

split-complementary

#353EB8 #B86E35 #80B835

monochromatic

#1A1E59 #272E88 #353EB8 #5B63D0 #8A90DD

Accessibility & contrast

On white

8.29

#353EB8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#353EB8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353EB8

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353EB8	#FFFFFF	#000000	##FFFFFF
##353EB8	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054BC

Deuteranopia (green-blind)

#0048B6

Tritanopia (blue-blind)

#005E75

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #353eb8;
/* rgb */ color: rgb(53, 62, 184);
/* oklch */ color: oklch(44.0% 0.189 272.5);

Tailwind

colors: {
  custom: {
    50: '#7f73ce',
    500: '#353eb8',
    950: '#000000',
  },
}

SCSS

$custom: #353eb8;
$custom-light: #7f73ce;
$custom-dark: #000000;

JSON

{
  "hex": "#353eb8",
  "rgb": {
    "r": 53,
    "g": 62,
    "b": 184
  },
  "hsl": {
    "h": 235.878,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.43993,
    "c": 0.18899,
    "h": 272.5
  },
  "luminance": 0.07663
}

Semantic roles & 50–950 ramp

primary

#353EB8

secondary

#C7C381

accent

#D449DF

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0B0814

muted

#7C7B82

Preview Lab

Preview with #353EB8

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

Preview Lab → · Contrast checker → · Palette generator →