#354F8A#354F8A

#354F8A is a dark, moderate blue. Relative luminance 0.082; OKLCH L 43.7% C 0.103 H 264.6°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#354F8A
RGB	rgb(53, 79, 138)
HSL	hsl(222, 45%, 37%)
HSV	hsv(222, 62%, 54%)
CMYK	cmyk(61.6%, 42.8%, 0%, 45.9%)
CIE-LAB	lab(34.36, 9.55, -35.89)
CIE-LCH	lch(34.36, 37.14, 284.90°)
OKLab	oklab(43.74% -0.0096 -0.1021)
OKLCH	oklch(43.74% 0.103 264.6)
XYZ	xyz(8.8501, 8.1831, 25.1529)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354F8A #8A7035

analogous

#357A8A #354F8A #45358A

triadic

#354F8A #8A354F #4F8A35

tetradic

#354F8A #8A357A #8A7035 #358A45

square

#354F8A #8A357A #8A7035 #358A45

split-complementary

#354F8A #8A4535 #7A8A35

monochromatic

#131C32 #24365E #354F8A #4668B6 #718CC8

Accessibility & contrast

On white

7.96

#354F8A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#354F8A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354F8A

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354F8A	#FFFFFF	#000000	##FFFFFF
##354F8A	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35558C

Deuteranopia (green-blind)

#294D89

Tritanopia (blue-blind)

#005C65

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #354f8a;
/* rgb */ color: rgb(53, 79, 138);
/* oklch */ color: oklch(43.7% 0.103 264.6);

Tailwind

colors: {
  custom: {
    50: '#7480ac',
    500: '#354f8a',
    950: '#000000',
  },
}

SCSS

$custom: #354f8a;
$custom-light: #7480ac;
$custom-dark: #000000;

JSON

{
  "hex": "#354f8a",
  "rgb": {
    "r": 53,
    "g": 79,
    "b": 138
  },
  "hsl": {
    "h": 221.647,
    "s": 44.503,
    "l": 37.451
  },
  "oklch": {
    "l": 0.43736,
    "c": 0.10255,
    "h": 264.6
  },
  "luminance": 0.08184
}

Semantic roles & 50–950 ramp

primary

#354F8A

secondary

#B19B6A

accent

#AD54D4

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#090A10

muted

#7B7C7F

Preview Lab

Preview with #354F8A

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

Preview Lab → · Contrast checker → · Palette generator →