#354BB3#354BB3

#354BB3 is a mid, vivid blue. Relative luminance 0.090; OKLCH L 45.9% C 0.167 H 269.6°. Best body text is #FFFFFF at 7.48:1 contrast (WCAG AA passes).

Color values

HEX	#354BB3
RGB	rgb(53, 75, 179)
HSL	hsl(230, 54%, 45%)
HSV	hsv(230, 70%, 70%)
CMYK	cmyk(70.4%, 58.1%, 0%, 29.8%)
CIE-LAB	lab(36.07, 27.23, -57.81)
CIE-LCH	lch(36.07, 63.90, 295.22°)
OKLab	oklab(45.93% -0.0012 -0.1666)
OKLCH	oklch(45.93% 0.167 269.6)
XYZ	xyz(12.1182, 9.0425, 43.7458)
Luminance	0.0904 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354BB3 #B39D35

analogous

#358AB3 #354BB3 #5E35B3

triadic

#354BB3 #B3354B #4BB335

tetradic

#354BB3 #B3358A #B39D35 #35B35E

square

#354BB3 #B3358A #B39D35 #35B35E

split-complementary

#354BB3 #B35E35 #8AB335

monochromatic

#192355 #273784 #354BB3 #586CCD #8796DB

Accessibility & contrast

On white

7.48

#354BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#354BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354BB3

7.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354BB3	#FFFFFF	#000000	##FFFFFF
##354BB3	1.00	7.48	2.81	7.48
#FFFFFF	7.48	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BB7

Deuteranopia (green-blind)

#004FB1

Tritanopia (blue-blind)

#006577

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #354bb3;
/* rgb */ color: rgb(53, 75, 179);
/* oklch */ color: oklch(45.9% 0.167 269.6);

Tailwind

colors: {
  custom: {
    50: '#7c7dcb',
    500: '#354bb3',
    950: '#000000',
  },
}

SCSS

$custom: #354bb3;
$custom-light: #7c7dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#354bb3",
  "rgb": {
    "r": 53,
    "g": 75,
    "b": 179
  },
  "hsl": {
    "h": 229.524,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.45928,
    "c": 0.16661,
    "h": 269.6
  },
  "luminance": 0.09044
}

Semantic roles & 50–950 ramp

primary

#354BB3

secondary

#C5B97F

accent

#C44ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #354BB3

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

Preview Lab → · Contrast checker → · Palette generator →