#354DB3#354DB3

#354DB3 is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.3% C 0.164 H 269.0°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#354DB3
RGB	rgb(53, 77, 179)
HSL	hsl(229, 54%, 45%)
HSV	hsv(229, 70%, 70%)
CMYK	cmyk(70.4%, 57%, 0%, 29.8%)
CIE-LAB	lab(36.59, 25.92, -56.96)
CIE-LCH	lch(36.59, 62.58, 294.47°)
OKLab	oklab(46.32% -0.0028 -0.1641)
OKLCH	oklch(46.32% 0.164 269)
XYZ	xyz(12.2560, 9.3181, 43.7918)
Luminance	0.0932 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354DB3 #B39B35

analogous

#358CB3 #354DB3 #5C35B3

triadic

#354DB3 #B3354D #4DB335

tetradic

#354DB3 #B3358C #B39B35 #35B35C

square

#354DB3 #B3358C #B39B35 #35B35C

split-complementary

#354DB3 #B35C35 #8CB335

monochromatic

#192455 #273984 #354DB3 #586ECD #8797DB

Accessibility & contrast

On white

7.33

#354DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.86

#354DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354DB3

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354DB3	#FFFFFF	#000000	##FFFFFF
##354DB3	1.00	7.33	2.86	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.86	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CB6

Deuteranopia (green-blind)

#0051B1

Tritanopia (blue-blind)

#006678

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #354db3;
/* rgb */ color: rgb(53, 77, 179);
/* oklch */ color: oklch(46.3% 0.164 269.0);

Tailwind

colors: {
  custom: {
    50: '#7c7eca',
    500: '#354db3',
    950: '#000000',
  },
}

SCSS

$custom: #354db3;
$custom-light: #7c7eca;
$custom-dark: #000000;

JSON

{
  "hex": "#354db3",
  "rgb": {
    "r": 53,
    "g": 77,
    "b": 179
  },
  "hsl": {
    "h": 228.571,
    "s": 54.31,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46319,
    "c": 0.16411,
    "h": 269
  },
  "luminance": 0.09319
}

Semantic roles & 50–950 ramp

primary

#354DB3

secondary

#C5B87F

accent

#C24ADE

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #354DB3

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

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