#354FB3#354FB3

#354FB3 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.7% C 0.162 H 268.4°. Best body text is #FFFFFF at 7.19:1 contrast (WCAG AA passes).

Color values

HEX	#354FB3
RGB	rgb(53, 79, 179)
HSL	hsl(228, 54%, 45%)
HSV	hsv(228, 70%, 70%)
CMYK	cmyk(70.4%, 55.9%, 0%, 29.8%)
CIE-LAB	lab(37.12, 24.62, -56.10)
CIE-LCH	lch(37.12, 61.26, 293.69°)
OKLab	oklab(46.72% -0.0045 -0.1615)
OKLCH	oklch(46.72% 0.162 268.4)
XYZ	xyz(12.3981, 9.6023, 43.8391)
Luminance	0.0960 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354FB3 #B39935

analogous

#358EB3 #354FB3 #5A35B3

triadic

#354FB3 #B3354F #4FB335

tetradic

#354FB3 #B3358E #B39935 #35B35A

square

#354FB3 #B3358E #B39935 #35B35A

split-complementary

#354FB3 #B35A35 #8EB335

monochromatic

#192555 #273A84 #354FB3 #5870CD #8798DB

Accessibility & contrast

On white

7.19

#354FB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#354FB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354FB3

7.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354FB3	#FFFFFF	#000000	##FFFFFF
##354FB3	1.00	7.19	2.92	7.19
#FFFFFF	7.19	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB6

Deuteranopia (green-blind)

#0052B1

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #354fb3;
/* rgb */ color: rgb(53, 79, 179);
/* oklch */ color: oklch(46.7% 0.162 268.4);

Tailwind

colors: {
  custom: {
    50: '#7c80ca',
    500: '#354fb3',
    950: '#000000',
  },
}

SCSS

$custom: #354fb3;
$custom-light: #7c80ca;
$custom-dark: #000000;

JSON

{
  "hex": "#354fb3",
  "rgb": {
    "r": 53,
    "g": 79,
    "b": 179
  },
  "hsl": {
    "h": 227.619,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46716,
    "c": 0.16159,
    "h": 268.4
  },
  "luminance": 0.09604
}

Semantic roles & 50–950 ramp

primary

#354FB3

secondary

#C5B77F

accent

#BF4ADE

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #354FB3

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

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