#355BAE#355BAE

#355BAE is a mid, vivid blue. Relative luminance 0.113; OKLCH L 48.8% C 0.140 H 263.6°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#355BAE
RGB	rgb(53, 91, 174)
HSL	hsl(221, 53%, 45%)
HSV	hsv(221, 70%, 68%)
CMYK	cmyk(69.5%, 47.7%, 0%, 31.8%)
CIE-LAB	lab(40.07, 14.91, -48.38)
CIE-LCH	lch(40.07, 50.63, 287.13°)
OKLab	oklab(48.85% -0.0156 -0.1386)
OKLCH	oklch(48.85% 0.14 263.6)
XYZ	xyz(12.8466, 11.2937, 41.5391)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355BAE #AE8835

analogous

#3598AE #355BAE #4C35AE

triadic

#355BAE #AE355B #5BAE35

tetradic

#355BAE #AE3598 #AE8835 #35AE4C

square

#355BAE #AE3598 #AE8835 #35AE4C

split-complementary

#355BAE #AE4C35 #98AE35

monochromatic

#182A50 #27427F #355BAE #557ACB #849FDA

Accessibility & contrast

On white

6.44

#355BAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#355BAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355BAE

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355BAE	#FFFFFF	#000000	##FFFFFF
##355BAE	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F64B1

Deuteranopia (green-blind)

#1359AC

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #355bae;
/* rgb */ color: rgb(53, 91, 174);
/* oklch */ color: oklch(48.8% 0.140 263.6);

Tailwind

colors: {
  custom: {
    50: '#7b88c7',
    500: '#355bae',
    950: '#000000',
  },
}

SCSS

$custom: #355bae;
$custom-light: #7b88c7;
$custom-dark: #000000;

JSON

{
  "hex": "#355bae",
  "rgb": {
    "r": 53,
    "g": 91,
    "b": 174
  },
  "hsl": {
    "h": 221.157,
    "s": 53.304,
    "l": 44.51
  },
  "oklch": {
    "l": 0.48845,
    "c": 0.1395,
    "h": 263.6
  },
  "luminance": 0.11295
}

Semantic roles & 50–950 ramp

primary

#355BAE

secondary

#C3AD7C

accent

#AF4BDD

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #355BAE

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

Preview Lab → · Contrast checker → · Palette generator →