#354D8A#354D8A

#354D8A is a dark, moderate blue. Relative luminance 0.079; OKLCH L 43.3% C 0.105 H 266.0°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#354D8A
RGB	rgb(53, 77, 138)
HSL	hsl(223, 45%, 37%)
HSV	hsv(223, 62%, 54%)
CMYK	cmyk(61.6%, 44.2%, 0%, 45.9%)
CIE-LAB	lab(33.77, 10.87, -36.83)
CIE-LCH	lch(33.77, 38.40, 286.45°)
OKLab	oklab(43.28% -0.0074 -0.1049)
OKLCH	oklch(43.28% 0.105 266)
XYZ	xyz(8.7080, 7.8989, 25.1056)
Luminance	0.0790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354D8A #8A7235

analogous

#35788A #354D8A #48358A

triadic

#354D8A #8A354D #4D8A35

tetradic

#354D8A #8A3578 #8A7235 #358A48

square

#354D8A #8A3578 #8A7235 #358A48

split-complementary

#354D8A #8A4835 #788A35

monochromatic

#131C32 #24345E #354D8A #4666B6 #718AC8

Accessibility & contrast

On white

8.14

#354D8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#354D8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354D8A

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354D8A	#FFFFFF	#000000	##FFFFFF
##354D8A	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32548C

Deuteranopia (green-blind)

#264C89

Tritanopia (blue-blind)

#005B64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #354d8a;
/* rgb */ color: rgb(53, 77, 138);
/* oklch */ color: oklch(43.3% 0.105 266.0);

Tailwind

colors: {
  custom: {
    50: '#747eac',
    500: '#354d8a',
    950: '#000000',
  },
}

SCSS

$custom: #354d8a;
$custom-light: #747eac;
$custom-dark: #000000;

JSON

{
  "hex": "#354d8a",
  "rgb": {
    "r": 53,
    "g": 77,
    "b": 138
  },
  "hsl": {
    "h": 223.059,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43282,
    "c": 0.10515,
    "h": 266
  },
  "luminance": 0.079
}

Semantic roles & 50–950 ramp

primary

#354D8A

secondary

#B19D6A

accent

#B054D4

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #354D8A

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

Preview Lab → · Contrast checker → · Palette generator →