#355B73#355B73

#355B73 is a mid, muted cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.059 H 237.7°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#355B73
RGB	rgb(53, 91, 115)
HSL	hsl(203, 37%, 33%)
HSV	hsv(203, 54%, 45%)
CMYK	cmyk(53.9%, 20.9%, 0%, 54.9%)
CIE-LAB	lab(36.89, -6.10, -17.78)
CIE-LCH	lch(36.89, 18.80, 251.06°)
OKLab	oklab(45.33% -0.0313 -0.0495)
OKLCH	oklch(45.33% 0.059 237.7)
XYZ	xyz(8.3027, 9.4762, 17.6079)
Luminance	0.0948 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#355B73 #734D35

analogous

#35736C #355B73 #353C73

triadic

#355B73 #73355B #5B7335

tetradic

#355B73 #6C3573 #734D35 #3C7335

square

#355B73 #6C3573 #734D35 #3C7335

split-complementary

#355B73 #73353C #736C35

monochromatic

#0E191F #223A49 #355B73 #487C9D #699ABA

Accessibility & contrast

On white

7.25

#355B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#355B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #355B73

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##355B73	#FFFFFF	#000000	##FFFFFF
##355B73	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505A74

Deuteranopia (green-blind)

#485473

Tritanopia (blue-blind)

#126163

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #355b73;
/* rgb */ color: rgb(53, 91, 115);
/* oklch */ color: oklch(45.3% 0.059 237.7);

Tailwind

colors: {
  custom: {
    50: '#71899b',
    500: '#355b73',
    950: '#000000',
  },
}

SCSS

$custom: #355b73;
$custom-light: #71899b;
$custom-dark: #000000;

JSON

{
  "hex": "#355b73",
  "rgb": {
    "r": 53,
    "g": 91,
    "b": 115
  },
  "hsl": {
    "h": 203.226,
    "s": 36.905,
    "l": 32.941
  },
  "oklch": {
    "l": 0.45327,
    "c": 0.05858,
    "h": 237.7
  },
  "luminance": 0.09477
}

Semantic roles & 50–950 ramp

primary

#355B73

secondary

#A27B62

accent

#875BCD

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #355B73

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

Preview Lab → · Contrast checker → · Palette generator →