#345B73#345B73

#345B73 is a mid, muted cyan. Relative luminance 0.095; OKLCH L 45.3% C 0.059 H 237.1°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#345B73
RGB	rgb(52, 91, 115)
HSL	hsl(203, 38%, 33%)
HSV	hsv(203, 55%, 45%)
CMYK	cmyk(54.8%, 20.9%, 0%, 54.9%)
CIE-LAB	lab(36.84, -6.35, -17.86)
CIE-LCH	lch(36.84, 18.96, 250.42°)
OKLab	oklab(45.27% -0.0322 -0.0498)
OKLCH	oklch(45.27% 0.059 237.1)
XYZ	xyz(8.2506, 9.4494, 17.6055)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#345B73 #734C34

analogous

#34736B #345B73 #343B73

triadic

#345B73 #73345B #5B7334

tetradic

#345B73 #6B3473 #734C34 #3B7334

square

#345B73 #6B3473 #734C34 #3B7334

split-complementary

#345B73 #73343B #736B34

monochromatic

#0E181F #213A49 #345B73 #477C9D #679BBA

Accessibility & contrast

On white

7.27

#345B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#345B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #345B73

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##345B73	#FFFFFF	#000000	##FFFFFF
##345B73	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#505A74

Deuteranopia (green-blind)

#475473

Tritanopia (blue-blind)

#0E6163

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #345b73;
/* rgb */ color: rgb(52, 91, 115);
/* oklch */ color: oklch(45.3% 0.059 237.1);

Tailwind

colors: {
  custom: {
    50: '#70899b',
    500: '#345b73',
    950: '#000000',
  },
}

SCSS

$custom: #345b73;
$custom-light: #70899b;
$custom-dark: #000000;

JSON

{
  "hex": "#345b73",
  "rgb": {
    "r": 52,
    "g": 91,
    "b": 115
  },
  "hsl": {
    "h": 202.857,
    "s": 37.725,
    "l": 32.745
  },
  "oklch": {
    "l": 0.45274,
    "c": 0.05927,
    "h": 237.1
  },
  "luminance": 0.0945
}

Semantic roles & 50–950 ramp

primary

#345B73

secondary

#A37A60

accent

#865ACE

background

#F7F8F9

surface

#EDF0F2

border

#C8CBCC

text

#080B0E

muted

#7B7C7E

Preview Lab

Preview with #345B73

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

Preview Lab → · Contrast checker → · Palette generator →