#353FA8#353FA8

#353FA8 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.7% C 0.167 H 272.9°. Best body text is #FFFFFF at 8.65:1 contrast (WCAG AA passes).

Color values

HEX	#353FA8
RGB	rgb(53, 63, 168)
HSL	hsl(235, 52%, 43%)
HSV	hsv(235, 68%, 66%)
CMYK	cmyk(68.5%, 62.5%, 0%, 34.1%)
CIE-LAB	lab(32.12, 31.06, -57.69)
CIE-LCH	lch(32.12, 65.52, 298.29°)
OKLab	oklab(42.72% 0.0085 -0.1664)
OKLCH	oklch(42.72% 0.167 272.9)
XYZ	xyz(10.3112, 7.1381, 37.8726)
Luminance	0.0714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353FA8 #A89E35

analogous

#3578A8 #353FA8 #6535A8

triadic

#353FA8 #A8353F #3FA835

tetradic

#353FA8 #A83578 #A89E35 #35A865

square

#353FA8 #A83578 #A89E35 #35A865

split-complementary

#353FA8 #A86535 #78A835

monochromatic

#181C4B #262E79 #353FA8 #525CC8 #8088D7

Accessibility & contrast

On white

8.65

#353FA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#353FA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353FA8

8.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353FA8	#FFFFFF	#000000	##FFFFFF
##353FA8	1.00	8.65	2.43	8.65
#FFFFFF	8.65	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051AB

Deuteranopia (green-blind)

#0046A6

Tritanopia (blue-blind)

#005A6D

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #353fa8;
/* rgb */ color: rgb(53, 63, 168);
/* oklch */ color: oklch(42.7% 0.167 272.9);

Tailwind

colors: {
  custom: {
    50: '#7b74c3',
    500: '#353fa8',
    950: '#000000',
  },
}

SCSS

$custom: #353fa8;
$custom-light: #7b74c3;
$custom-dark: #000000;

JSON

{
  "hex": "#353fa8",
  "rgb": {
    "r": 53,
    "g": 63,
    "b": 168
  },
  "hsl": {
    "h": 234.783,
    "s": 52.036,
    "l": 43.333
  },
  "oklch": {
    "l": 0.42723,
    "c": 0.1666,
    "h": 272.9
  },
  "luminance": 0.07139
}

Semantic roles & 50–950 ramp

primary

#353FA8

secondary

#C0BA78

accent

#CF4CDB

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0813

muted

#7C7B82

Preview Lab

Preview with #353FA8

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

Preview Lab → · Contrast checker → · Palette generator →