#354FB5#354FB5

#354FB5 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 46.9% C 0.164 H 268.5°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#354FB5
RGB	rgb(53, 79, 181)
HSL	hsl(228, 55%, 46%)
HSV	hsv(228, 71%, 71%)
CMYK	cmyk(70.7%, 56.4%, 0%, 29%)
CIE-LAB	lab(37.27, 25.35, -57.04)
CIE-LCH	lch(37.27, 62.42, 293.96°)
OKLab	oklab(46.88% -0.0044 -0.1643)
OKLCH	oklch(46.88% 0.164 268.5)
XYZ	xyz(12.6018, 9.6838, 44.9121)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354FB5 #B59B35

analogous

#358FB5 #354FB5 #5B35B5

triadic

#354FB5 #B5354F #4FB535

tetradic

#354FB5 #B5358F #B59B35 #35B55B

square

#354FB5 #B5358F #B59B35 #35B55B

split-complementary

#354FB5 #B55B35 #8FB535

monochromatic

#192656 #273A86 #354FB5 #5971CE #8899DC

Accessibility & contrast

On white

7.15

#354FB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#354FB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354FB5

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354FB5	#FFFFFF	#000000	##FFFFFF
##354FB5	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EB8

Deuteranopia (green-blind)

#0052B3

Tritanopia (blue-blind)

#00687A

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #354fb5;
/* rgb */ color: rgb(53, 79, 181);
/* oklch */ color: oklch(46.9% 0.164 268.5);

Tailwind

colors: {
  custom: {
    50: '#7d80cc',
    500: '#354fb5',
    950: '#000000',
  },
}

SCSS

$custom: #354fb5;
$custom-light: #7d80cc;
$custom-dark: #000000;

JSON

{
  "hex": "#354fb5",
  "rgb": {
    "r": 53,
    "g": 79,
    "b": 181
  },
  "hsl": {
    "h": 227.813,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46876,
    "c": 0.16435,
    "h": 268.5
  },
  "luminance": 0.09685
}

Semantic roles & 50–950 ramp

primary

#354FB5

secondary

#C6B880

accent

#C04ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #354FB5

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

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