#353D99#353D99

#353D99 is a dark, vivid blue. Relative luminance 0.064; OKLCH L 41.1% C 0.148 H 274.1°. Best body text is #FFFFFF at 9.22:1 contrast (WCAG AA passes).

Color values

HEX	#353D99
RGB	rgb(53, 61, 153)
HSL	hsl(235, 49%, 40%)
HSV	hsv(235, 65%, 60%)
CMYK	cmyk(65.4%, 60.1%, 0%, 40%)
CIE-LAB	lab(30.38, 26.99, -51.45)
CIE-LCH	lch(30.38, 58.10, 297.68°)
OKLab	oklab(41.06% 0.0105 -0.1481)
OKLCH	oklch(41.06% 0.148 274.1)
XYZ	xyz(8.8848, 6.3935, 30.8967)
Luminance	0.0639 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353D99 #999135

analogous

#356F99 #353D99 #5F3599

triadic

#353D99 #99353D #3D9935

tetradic

#353D99 #99356F #999135 #35995F

square

#353D99 #99356F #999135 #35995F

split-complementary

#353D99 #995F35 #6F9935

monochromatic

#16193E #252B6C #353D99 #4B54C1 #787FD0

Accessibility & contrast

On white

9.22

#353D99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#353D99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353D99

9.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353D99	#FFFFFF	#000000	##FFFFFF
##353D99	1.00	9.22	2.28	9.22
#FFFFFF	9.22	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9C

Deuteranopia (green-blind)

#004397

Tritanopia (blue-blind)

#005465

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #353d99;
/* rgb */ color: rgb(53, 61, 153);
/* oklch */ color: oklch(41.1% 0.148 274.1);

Tailwind

colors: {
  custom: {
    50: '#7872b8',
    500: '#353d99',
    950: '#000000',
  },
}

SCSS

$custom: #353d99;
$custom-light: #7872b8;
$custom-dark: #000000;

JSON

{
  "hex": "#353d99",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 153
  },
  "hsl": {
    "h": 235.2,
    "s": 48.544,
    "l": 40.392
  },
  "oklch": {
    "l": 0.41058,
    "c": 0.14846,
    "h": 274.1
  },
  "luminance": 0.06394
}

Semantic roles & 50–950 ramp

primary

#353D99

secondary

#B9B371

accent

#CD50D8

background

#F7F6FB

surface

#EEECF6

border

#C9C7D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #353D99

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

Preview Lab → · Contrast checker → · Palette generator →