#355C8B#355C8B

#355C8B is a mid, moderate cyan. Relative luminance 0.103; OKLCH L 46.8% C 0.089 H 254.1°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#355C8B
RGB	rgb(53, 92, 139)
HSL	hsl(213, 45%, 38%)
HSV	hsv(213, 62%, 55%)
CMYK	cmyk(61.9%, 33.8%, 0%, 45.5%)
CIE-LAB	lab(38.33, 1.50, -30.21)
CIE-LCH	lch(38.33, 30.25, 272.84°)
OKLab	oklab(46.84% -0.0244 -0.0854)
OKLCH	oklch(46.84% 0.089 254.1)
XYZ	xyz(9.9539, 10.2744, 25.8797)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355C8B #8B6435

analogous

#35878B #355C8B #39358B

triadic

#355C8B #8B355C #5C8B35

tetradic

#355C8B #8B3587 #8B6435 #358B39

square

#355C8B #8B3587 #8B6435 #358B39

split-complementary

#355C8B #8B3935 #878B35

monochromatic

#132132 #243F5F #355C8B #4679B7 #7199C9

Accessibility & contrast

On white

6.87

#355C8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#355C8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #355C8B

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355C8B	#FFFFFF	#000000	##FFFFFF
##355C8B	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#485F8D

Deuteranopia (green-blind)

#3D578A

Tritanopia (blue-blind)

#00676D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #355c8b;
/* rgb */ color: rgb(53, 92, 139);
/* oklch */ color: oklch(46.8% 0.089 254.1);

Tailwind

colors: {
  custom: {
    50: '#7489ad',
    500: '#355c8b',
    950: '#000000',
  },
}

SCSS

$custom: #355c8b;
$custom-light: #7489ad;
$custom-dark: #000000;

JSON

{
  "hex": "#355c8b",
  "rgb": {
    "r": 53,
    "g": 92,
    "b": 139
  },
  "hsl": {
    "h": 212.791,
    "s": 44.792,
    "l": 37.647
  },
  "oklch": {
    "l": 0.46838,
    "c": 0.08879,
    "h": 254.1
  },
  "luminance": 0.10275
}

Semantic roles & 50–950 ramp

primary

#355C8B

secondary

#B1916A

accent

#9A53D4

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #355C8B

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

Preview Lab → · Contrast checker → · Palette generator →