#355A99#355A99

#355A99 is a mid, moderate blue. Relative luminance 0.104; OKLCH L 47.2% C 0.111 H 260.4°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#355A99
RGB	rgb(53, 90, 153)
HSL	hsl(218, 49%, 40%)
HSV	hsv(218, 65%, 60%)
CMYK	cmyk(65.4%, 41.2%, 0%, 40%)
CIE-LAB	lab(38.50, 7.82, -38.40)
CIE-LCH	lch(38.50, 39.19, 281.51°)
OKLab	oklab(47.22% -0.0185 -0.1093)
OKLCH	oklch(47.22% 0.111 260.4)
XYZ	xyz(10.8721, 10.3681, 31.5591)
Luminance	0.1037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355A99 #997435

analogous

#358C99 #355A99 #423599

triadic

#355A99 #99355A #5A9935

tetradic

#355A99 #99358C #997435 #359942

square

#355A99 #99358C #997435 #359942

split-complementary

#355A99 #994235 #8C9935

monochromatic

#16253E #253F6C #355A99 #4B76C1 #7899D0

Accessibility & contrast

On white

6.83

#355A99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#355A99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355A99

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355A99	#FFFFFF	#000000	##FFFFFF
##355A99	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E609B

Deuteranopia (green-blind)

#2F5698

Tritanopia (blue-blind)

#006872

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #355a99;
/* rgb */ color: rgb(53, 90, 153);
/* oklch */ color: oklch(47.2% 0.111 260.4);

Tailwind

colors: {
  custom: {
    50: '#7788b7',
    500: '#355a99',
    950: '#000000',
  },
}

SCSS

$custom: #355a99;
$custom-light: #7788b7;
$custom-dark: #000000;

JSON

{
  "hex": "#355a99",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 153
  },
  "hsl": {
    "h": 217.8,
    "s": 48.544,
    "l": 40.392
  },
  "oklch": {
    "l": 0.47216,
    "c": 0.11089,
    "h": 260.4
  },
  "luminance": 0.10369
}

Semantic roles & 50–950 ramp

primary

#355A99

secondary

#B99E71

accent

#A650D8

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #355A99

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

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