#355A8B#355A8B

#355A8B is a mid, moderate cyan. Relative luminance 0.099; OKLCH L 46.4% C 0.091 H 256.0°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#355A8B
RGB	rgb(53, 90, 139)
HSL	hsl(214, 45%, 38%)
HSV	hsv(214, 62%, 55%)
CMYK	cmyk(61.9%, 35.3%, 0%, 45.5%)
CIE-LAB	lab(37.72, 2.77, -31.18)
CIE-LCH	lch(37.72, 31.30, 275.07°)
OKLab	oklab(46.36% -0.022 -0.0882)
OKLCH	oklch(46.36% 0.091 256)
XYZ	xyz(9.7829, 9.9324, 25.8227)
Luminance	0.0993 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355A8B #8B6635

analogous

#35858B #355A8B #3B358B

triadic

#355A8B #8B355A #5A8B35

tetradic

#355A8B #8B3585 #8B6635 #358B3B

square

#355A8B #8B3585 #8B6635 #358B3B

split-complementary

#355A8B #8B3B35 #858B35

monochromatic

#132132 #243D5F #355A8B #4677B7 #7197C9

Accessibility & contrast

On white

7.03

#355A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#355A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #355A8B

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355A8B	#FFFFFF	#000000	##FFFFFF
##355A8B	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455D8D

Deuteranopia (green-blind)

#3A558A

Tritanopia (blue-blind)

#00656C

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #355a8b;
/* rgb */ color: rgb(53, 90, 139);
/* oklch */ color: oklch(46.4% 0.091 256.0);

Tailwind

colors: {
  custom: {
    50: '#7488ad',
    500: '#355a8b',
    950: '#000000',
  },
}

SCSS

$custom: #355a8b;
$custom-light: #7488ad;
$custom-dark: #000000;

JSON

{
  "hex": "#355a8b",
  "rgb": {
    "r": 53,
    "g": 90,
    "b": 139
  },
  "hsl": {
    "h": 214.186,
    "s": 44.792,
    "l": 37.647
  },
  "oklch": {
    "l": 0.46361,
    "c": 0.09091,
    "h": 256
  },
  "luminance": 0.09933
}

Semantic roles & 50–950 ramp

primary

#355A8B

secondary

#B1936A

accent

#9D53D4

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#090B10

muted

#7B7C7F

Preview Lab

Preview with #355A8B

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

Preview Lab → · Contrast checker → · Palette generator →