#354BB5#354BB5

#354BB5 is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.1% C 0.169 H 269.6°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#354BB5
RGB	rgb(53, 75, 181)
HSL	hsl(230, 55%, 46%)
HSV	hsv(230, 71%, 71%)
CMYK	cmyk(70.7%, 58.6%, 0%, 29%)
CIE-LAB	lab(36.22, 27.96, -58.74)
CIE-LCH	lch(36.22, 65.05, 295.46°)
OKLab	oklab(46.09% -0.0012 -0.1693)
OKLCH	oklch(46.09% 0.169 269.6)
XYZ	xyz(12.3219, 9.1240, 44.8188)
Luminance	0.0912 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354BB5 #B59F35

analogous

#358BB5 #354BB5 #5F35B5

triadic

#354BB5 #B5354B #4BB535

tetradic

#354BB5 #B5358B #B59F35 #35B55F

square

#354BB5 #B5358B #B59F35 #35B55F

split-complementary

#354BB5 #B55F35 #8BB535

monochromatic

#192456 #273786 #354BB5 #596DCE #8897DC

Accessibility & contrast

On white

7.43

#354BB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#354BB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354BB5

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354BB5	#FFFFFF	#000000	##FFFFFF
##354BB5	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB9

Deuteranopia (green-blind)

#004FB3

Tritanopia (blue-blind)

#006578

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #354bb5;
/* rgb */ color: rgb(53, 75, 181);
/* oklch */ color: oklch(46.1% 0.169 269.6);

Tailwind

colors: {
  custom: {
    50: '#7d7dcc',
    500: '#354bb5',
    950: '#000000',
  },
}

SCSS

$custom: #354bb5;
$custom-light: #7d7dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#354bb5",
  "rgb": {
    "r": 53,
    "g": 75,
    "b": 181
  },
  "hsl": {
    "h": 229.688,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46093,
    "c": 0.16934,
    "h": 269.6
  },
  "luminance": 0.09125
}

Semantic roles & 50–950 ramp

primary

#354BB5

secondary

#C6BA80

accent

#C54ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #354BB5

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

Preview Lab → · Contrast checker → · Palette generator →