#354C8A#354C8A

#354C8A is a dark, moderate blue. Relative luminance 0.078; OKLCH L 43.1% C 0.106 H 266.6°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#354C8A
RGB	rgb(53, 76, 138)
HSL	hsl(224, 45%, 37%)
HSV	hsv(224, 62%, 54%)
CMYK	cmyk(61.6%, 44.9%, 0%, 45.9%)
CIE-LAB	lab(33.48, 11.54, -37.30)
CIE-LCH	lch(33.48, 39.04, 287.19°)
OKLab	oklab(43.06% -0.0062 -0.1063)
OKLCH	oklch(43.06% 0.106 266.6)
XYZ	xyz(8.6385, 7.7600, 25.0824)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354C8A #8A7335

analogous

#35768A #354C8A #49358A

triadic

#354C8A #8A354C #4C8A35

tetradic

#354C8A #8A3576 #8A7335 #358A49

square

#354C8A #8A3576 #8A7335 #358A49

split-complementary

#354C8A #8A4935 #768A35

monochromatic

#131B32 #24345E #354C8A #4664B6 #7189C8

Accessibility & contrast

On white

8.23

#354C8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#354C8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354C8A

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354C8A	#FFFFFF	#000000	##FFFFFF
##354C8A	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#30538C

Deuteranopia (green-blind)

#244B89

Tritanopia (blue-blind)

#005A64

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #354c8a;
/* rgb */ color: rgb(53, 76, 138);
/* oklch */ color: oklch(43.1% 0.106 266.6);

Tailwind

colors: {
  custom: {
    50: '#747dac',
    500: '#354c8a',
    950: '#000000',
  },
}

SCSS

$custom: #354c8a;
$custom-light: #747dac;
$custom-dark: #000000;

JSON

{
  "hex": "#354c8a",
  "rgb": {
    "r": 53,
    "g": 76,
    "b": 138
  },
  "hsl": {
    "h": 223.765,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43057,
    "c": 0.10645,
    "h": 266.6
  },
  "luminance": 0.07761
}

Semantic roles & 50–950 ramp

primary

#354C8A

secondary

#B19E6A

accent

#B154D4

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090910

muted

#7B7B7F

Preview Lab

Preview with #354C8A

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

Preview Lab → · Contrast checker → · Palette generator →