#354DB5#354DB5

#354DB5 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 46.5% C 0.167 H 269.1°. Best body text is #FFFFFF at 7.29:1 contrast (WCAG AA passes).

Color values

HEX	#354DB5
RGB	rgb(53, 77, 181)
HSL	hsl(229, 55%, 46%)
HSV	hsv(229, 71%, 71%)
CMYK	cmyk(70.7%, 57.5%, 0%, 29%)
CIE-LAB	lab(36.74, 26.66, -57.89)
CIE-LCH	lch(36.74, 63.73, 294.72°)
OKLab	oklab(46.48% -0.0027 -0.1668)
OKLCH	oklch(46.48% 0.167 269.1)
XYZ	xyz(12.4597, 9.3996, 44.8648)
Luminance	0.0940 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#354DB5 #B59D35

analogous

#358DB5 #354DB5 #5D35B5

triadic

#354DB5 #B5354D #4DB535

tetradic

#354DB5 #B5358D #B59D35 #35B55D

square

#354DB5 #B5358D #B59D35 #35B55D

split-complementary

#354DB5 #B55D35 #8DB535

monochromatic

#192556 #273986 #354DB5 #596FCE #8898DC

Accessibility & contrast

On white

7.29

#354DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#354DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #354DB5

7.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##354DB5	#FFFFFF	#000000	##FFFFFF
##354DB5	1.00	7.29	2.88	7.29
#FFFFFF	7.29	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DB9

Deuteranopia (green-blind)

#0051B3

Tritanopia (blue-blind)

#006779

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #354db5;
/* rgb */ color: rgb(53, 77, 181);
/* oklch */ color: oklch(46.5% 0.167 269.1);

Tailwind

colors: {
  custom: {
    50: '#7d7ecc',
    500: '#354db5',
    950: '#000000',
  },
}

SCSS

$custom: #354db5;
$custom-light: #7d7ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#354db5",
  "rgb": {
    "r": 53,
    "g": 77,
    "b": 181
  },
  "hsl": {
    "h": 228.75,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46482,
    "c": 0.16685,
    "h": 269.1
  },
  "luminance": 0.09401
}

Semantic roles & 50–950 ramp

primary

#354DB5

secondary

#C6B980

accent

#C24ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #354DB5

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

Preview Lab → · Contrast checker → · Palette generator →