#175B72#175B72

#175B72 is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.1% C 0.075 H 225.5°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#175B72
RGB	rgb(23, 91, 114)
HSL	hsl(195, 66%, 27%)
HSV	hsv(195, 80%, 45%)
CMYK	cmyk(79.8%, 20.2%, 0%, 55.3%)
CIE-LAB	lab(35.75, -12.18, -19.01)
CIE-LCH	lch(35.75, 22.57, 237.35°)
OKLab	oklab(44.1% -0.0524 -0.0533)
OKLCH	oklch(44.1% 0.075 225.5)
XYZ	xyz(7.1304, 8.8784, 17.2542)
Luminance	0.0888 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B72 #722E17

analogous

#17725C #175B72 #172E72

triadic

#175B72 #72175B #5B7217

tetradic

#175B72 #5C1772 #722E17 #2E7217

square

#175B72 #5C1772 #722E17 #2E7217

split-complementary

#175B72 #72172E #725C17

monochromatic

#051419 #0D323F #175B72 #2184A5 #2EABD5

Accessibility & contrast

On white

7.57

#175B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#175B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B72

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B72	#FFFFFF	#000000	##FFFFFF
##175B72	1.00	7.57	2.78	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5973

Deuteranopia (green-blind)

#425072

Tritanopia (blue-blind)

#006263

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #175b72;
/* rgb */ color: rgb(23, 91, 114);
/* oklch */ color: oklch(44.1% 0.075 225.5);

Tailwind

colors: {
  custom: {
    50: '#64899a',
    500: '#175b72',
    950: '#000000',
  },
}

SCSS

$custom: #175b72;
$custom-light: #64899a;
$custom-dark: #000000;

JSON

{
  "hex": "#175b72",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 114
  },
  "hsl": {
    "h": 195.165,
    "s": 66.423,
    "l": 26.863
  },
  "oklch": {
    "l": 0.44103,
    "c": 0.07473,
    "h": 225.5
  },
  "luminance": 0.08879
}

Semantic roles & 50–950 ramp

primary

#175B72

secondary

#A8583D

accent

#6A3EE9

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #175B72

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

Preview Lab → · Contrast checker → · Palette generator →