#354CB9#354CB9

#354CB9 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.6% C 0.174 H 269.4°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#354CB9
RGB	rgb(53, 76, 185)
HSL	hsl(230, 55%, 47%)
HSV	hsv(230, 71%, 73%)
CMYK	cmyk(71.4%, 58.9%, 0%, 27.5%)
CIE-LAB	lab(36.79, 28.77, -60.16)
CIE-LCH	lch(36.79, 66.69, 295.56°)
OKLab	oklab(46.62% -0.0019 -0.1735)
OKLCH	oklch(46.62% 0.174 269.4)
XYZ	xyz(12.8066, 9.4273, 47.0343)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354CB9 #B9A235

analogous

#358EB9 #354CB9 #6035B9

triadic

#354CB9 #B9354C #4CB935

tetradic

#354CB9 #B9358E #B9A235 #35B960

square

#354CB9 #B9358E #B9A235 #35B960

split-complementary

#354CB9 #B96035 #8EB935

monochromatic

#1A255A #273889 #354CB9 #5B70D0 #8B99DE

Accessibility & contrast

On white

7.28

#354CB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#354CB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354CB9

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354CB9	#FFFFFF	#000000	##FFFFFF
##354CB9	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DBD

Deuteranopia (green-blind)

#0051B7

Tritanopia (blue-blind)

#00677B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #354cb9;
/* rgb */ color: rgb(53, 76, 185);
/* oklch */ color: oklch(46.6% 0.174 269.4);

Tailwind

colors: {
  custom: {
    50: '#7e7dcf',
    500: '#354cb9',
    950: '#000000',
  },
}

SCSS

$custom: #354cb9;
$custom-light: #7e7dcf;
$custom-dark: #000000;

JSON

{
  "hex": "#354cb9",
  "rgb": {
    "r": 53,
    "g": 76,
    "b": 185
  },
  "hsl": {
    "h": 229.545,
    "s": 55.462,
    "l": 46.667
  },
  "oklch": {
    "l": 0.46618,
    "c": 0.17353,
    "h": 269.4
  },
  "luminance": 0.09429
}

Semantic roles & 50–950 ramp

primary

#354CB9

secondary

#C8BC82

accent

#C549DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #354CB9

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

Preview Lab → · Contrast checker → · Palette generator →