#353DA3#353DA3

#353DA3 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.9% C 0.162 H 273.6°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#353DA3
RGB	rgb(53, 61, 163)
HSL	hsl(236, 51%, 42%)
HSV	hsv(236, 67%, 64%)
CMYK	cmyk(67.5%, 62.6%, 0%, 36.1%)
CIE-LAB	lab(31.20, 30.57, -56.18)
CIE-LCH	lch(31.20, 63.96, 298.55°)
OKLab	oklab(41.92% 0.0103 -0.162)
OKLCH	oklch(41.92% 0.162 273.6)
XYZ	xyz(9.7456, 6.7378, 35.4302)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353DA3 #A39B35

analogous

#3574A3 #353DA3 #6435A3

triadic

#353DA3 #A3353D #3DA335

tetradic

#353DA3 #A33574 #A39B35 #35A364

square

#353DA3 #A33574 #A39B35 #35A364

split-complementary

#353DA3 #A36435 #74A335

monochromatic

#171A47 #262C75 #353DA3 #4F58C6 #7E84D5

Accessibility & contrast

On white

8.94

#353DA3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#353DA3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353DA3

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353DA3	#FFFFFF	#000000	##FFFFFF
##353DA3	1.00	8.94	2.35	8.94
#FFFFFF	8.94	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004EA6

Deuteranopia (green-blind)

#0045A1

Tritanopia (blue-blind)

#00576A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #353da3;
/* rgb */ color: rgb(53, 61, 163);
/* oklch */ color: oklch(41.9% 0.162 273.6);

Tailwind

colors: {
  custom: {
    50: '#7a72bf',
    500: '#353da3',
    950: '#000000',
  },
}

SCSS

$custom: #353da3;
$custom-light: #7a72bf;
$custom-dark: #000000;

JSON

{
  "hex": "#353da3",
  "rgb": {
    "r": 53,
    "g": 61,
    "b": 163
  },
  "hsl": {
    "h": 235.636,
    "s": 50.926,
    "l": 42.353
  },
  "oklch": {
    "l": 0.41918,
    "c": 0.16231,
    "h": 273.6
  },
  "luminance": 0.06739
}

Semantic roles & 50–950 ramp

primary

#353DA3

secondary

#BEB976

accent

#D04DDA

background

#F8F6FB

surface

#EFECF7

border

#CAC7D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #353DA3

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

Preview Lab → · Contrast checker → · Palette generator →