#354CB5#354CB5

#354CB5 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.3% C 0.168 H 269.3°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#354CB5
RGB	rgb(53, 76, 181)
HSL	hsl(229, 55%, 46%)
HSV	hsv(229, 71%, 71%)
CMYK	cmyk(70.7%, 58%, 0%, 29%)
CIE-LAB	lab(36.48, 27.31, -58.31)
CIE-LCH	lch(36.48, 64.39, 295.09°)
OKLab	oklab(46.29% -0.0019 -0.1681)
OKLCH	oklch(46.29% 0.168 269.3)
XYZ	xyz(12.3903, 9.2607, 44.8416)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354CB5 #B59E35

analogous

#358CB5 #354CB5 #5E35B5

triadic

#354CB5 #B5354C #4CB535

tetradic

#354CB5 #B5358C #B59E35 #35B55E

square

#354CB5 #B5358C #B59E35 #35B55E

split-complementary

#354CB5 #B55E35 #8CB535

monochromatic

#192456 #273886 #354CB5 #596ECE #8897DC

Accessibility & contrast

On white

7.36

#354CB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#354CB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354CB5

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354CB5	#FFFFFF	#000000	##FFFFFF
##354CB5	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB9

Deuteranopia (green-blind)

#0050B3

Tritanopia (blue-blind)

#006679

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #354cb5;
/* rgb */ color: rgb(53, 76, 181);
/* oklch */ color: oklch(46.3% 0.168 269.3);

Tailwind

colors: {
  custom: {
    50: '#7d7dcc',
    500: '#354cb5',
    950: '#000000',
  },
}

SCSS

$custom: #354cb5;
$custom-light: #7d7dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#354cb5",
  "rgb": {
    "r": 53,
    "g": 76,
    "b": 181
  },
  "hsl": {
    "h": 229.219,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46287,
    "c": 0.1681,
    "h": 269.3
  },
  "luminance": 0.09262
}

Semantic roles & 50–950 ramp

primary

#354CB5

secondary

#C6B980

accent

#C34ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #354CB5

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

Preview Lab → · Contrast checker → · Palette generator →