#353F9D#353F9D

#353F9D is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.8% C 0.151 H 273.3°. Best body text is #FFFFFF at 8.94:1 contrast (WCAG AA passes).

Color values

HEX	#353F9D
RGB	rgb(53, 63, 157)
HSL	hsl(234, 50%, 41%)
HSV	hsv(234, 66%, 62%)
CMYK	cmyk(66.2%, 59.9%, 0%, 38.4%)
CIE-LAB	lab(31.22, 27.11, -52.52)
CIE-LCH	lch(31.22, 59.11, 297.30°)
OKLab	oklab(41.78% 0.0087 -0.1512)
OKLCH	oklch(41.78% 0.151 273.3)
XYZ	xyz(9.3295, 6.7454, 32.7021)
Luminance	0.0675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#353F9D #9D9335

analogous

#35739D #353F9D #5F359D

triadic

#353F9D #9D353F #3F9D35

tetradic

#353F9D #9D3573 #9D9335 #359D5F

square

#353F9D #9D3573 #9D9335 #359D5F

split-complementary

#353F9D #9D5F35 #739D35

monochromatic

#161A41 #262D6F #353F9D #4C58C3 #7A83D2

Accessibility & contrast

On white

8.94

#353F9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#353F9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #353F9D

8.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##353F9D	#FFFFFF	#000000	##FFFFFF
##353F9D	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)

#004EA0

Deuteranopia (green-blind)

#00459B

Tritanopia (blue-blind)

#005667

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #353f9d;
/* rgb */ color: rgb(53, 63, 157);
/* oklch */ color: oklch(41.8% 0.151 273.3);

Tailwind

colors: {
  custom: {
    50: '#7974bb',
    500: '#353f9d',
    950: '#000000',
  },
}

SCSS

$custom: #353f9d;
$custom-light: #7974bb;
$custom-dark: #000000;

JSON

{
  "hex": "#353f9d",
  "rgb": {
    "r": 53,
    "g": 63,
    "b": 157
  },
  "hsl": {
    "h": 234.231,
    "s": 49.524,
    "l": 41.176
  },
  "oklch": {
    "l": 0.41778,
    "c": 0.15147,
    "h": 273.3
  },
  "luminance": 0.06746
}

Semantic roles & 50–950 ramp

primary

#353F9D

secondary

#BBB473

accent

#CC4FD9

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #353F9D

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

Preview Lab → · Contrast checker → · Palette generator →