#355599#355599

#355599 is a mid, moderate blue. Relative luminance 0.096; OKLCH L 46.1% C 0.117 H 263.5°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#355599
RGB	rgb(53, 85, 153)
HSL	hsl(221, 49%, 40%)
HSV	hsv(221, 65%, 60%)
CMYK	cmyk(65.4%, 44.4%, 0%, 40%)
CIE-LAB	lab(37.03, 11.08, -40.74)
CIE-LCH	lch(37.03, 42.22, 285.21°)
OKLab	oklab(46.08% -0.0132 -0.1163)
OKLCH	oklch(46.08% 0.117 263.5)
XYZ	xyz(10.4645, 9.5528, 31.4232)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355599 #997935

analogous

#358799 #355599 #473599

triadic

#355599 #993555 #559935

tetradic

#355599 #993587 #997935 #359947

square

#355599 #993587 #997935 #359947

split-complementary

#355599 #994735 #879935

monochromatic

#16223E #253C6C #355599 #4B70C1 #7894D0

Accessibility & contrast

On white

7.21

#355599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#355599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #355599

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355599	#FFFFFF	#000000	##FFFFFF
##355599	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#355C9C

Deuteranopia (green-blind)

#255398

Tritanopia (blue-blind)

#00646F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #355599;
/* rgb */ color: rgb(53, 85, 153);
/* oklch */ color: oklch(46.1% 0.117 263.5);

Tailwind

colors: {
  custom: {
    50: '#7784b7',
    500: '#355599',
    950: '#000000',
  },
}

SCSS

$custom: #355599;
$custom-light: #7784b7;
$custom-dark: #000000;

JSON

{
  "hex": "#355599",
  "rgb": {
    "r": 53,
    "g": 85,
    "b": 153
  },
  "hsl": {
    "h": 220.8,
    "s": 48.544,
    "l": 40.392
  },
  "oklch": {
    "l": 0.46083,
    "c": 0.11702,
    "h": 263.5
  },
  "luminance": 0.09554
}

Semantic roles & 50–950 ramp

primary

#355599

secondary

#B9A271

accent

#AC50D8

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #355599

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

Preview Lab → · Contrast checker → · Palette generator →