#353F99#353F99

#353F99 is a dark, vivid blue. Relative luminance 0.066; OKLCH L 41.4% C 0.146 H 273.4°. Best body text is #FFFFFF at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#353F99
RGB	rgb(53, 63, 153)
HSL	hsl(234, 49%, 40%)
HSV	hsv(234, 65%, 60%)
CMYK	cmyk(65.4%, 58.8%, 0%, 40%)
CIE-LAB	lab(30.90, 25.67, -50.61)
CIE-LCH	lch(30.90, 56.74, 296.89°)
OKLab	oklab(41.44% 0.0087 -0.1456)
OKLCH	oklch(41.44% 0.146 273.4)
XYZ	xyz(8.9936, 6.6110, 30.9329)
Luminance	0.0661 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353F99 #998F35

analogous

#357199 #353F99 #5D3599

triadic

#353F99 #99353F #3F9935

tetradic

#353F99 #993571 #998F35 #35995D

square

#353F99 #993571 #998F35 #35995D

split-complementary

#353F99 #995D35 #719935

monochromatic

#161A3E #252C6C #353F99 #4B56C1 #7881D0

Accessibility & contrast

On white

9.04

#353F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#353F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353F99

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353F99	#FFFFFF	#000000	##FFFFFF
##353F99	1.00	9.04	2.32	9.04
#FFFFFF	9.04	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9C

Deuteranopia (green-blind)

#004497

Tritanopia (blue-blind)

#005565

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #353f99;
/* rgb */ color: rgb(53, 63, 153);
/* oklch */ color: oklch(41.4% 0.146 273.4);

Tailwind

colors: {
  custom: {
    50: '#7874b8',
    500: '#353f99',
    950: '#000000',
  },
}

SCSS

$custom: #353f99;
$custom-light: #7874b8;
$custom-dark: #000000;

JSON

{
  "hex": "#353f99",
  "rgb": {
    "r": 53,
    "g": 63,
    "b": 153
  },
  "hsl": {
    "h": 234,
    "s": 48.544,
    "l": 40.392
  },
  "oklch": {
    "l": 0.41444,
    "c": 0.14585,
    "h": 273.4
  },
  "luminance": 0.06612
}

Semantic roles & 50–950 ramp

primary

#353F99

secondary

#B9B271

accent

#CA50D8

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0811

muted

#7C7B80

Preview Lab

Preview with #353F99

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

Preview Lab → · Contrast checker → · Palette generator →