#175B80#175B80

#175B80 is a dark, moderate cyan. Relative luminance 0.092; OKLCH L 44.8% C 0.089 H 238.0°. Best body text is #FFFFFF at 7.38:1 contrast (WCAG AA passes).

Color values

HEX	#175B80
RGB	rgb(23, 91, 128)
HSL	hsl(201, 70%, 30%)
HSV	hsv(201, 82%, 50%)
CMYK	cmyk(82%, 28.9%, 0%, 49.8%)
CIE-LAB	lab(36.41, -6.87, -26.60)
CIE-LCH	lch(36.41, 27.48, 255.51°)
OKLab	oklab(44.85% -0.047 -0.0752)
OKLCH	oklch(44.85% 0.089 238)
XYZ	xyz(7.9892, 9.2219, 21.7768)
Luminance	0.0922 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B80 #803C17

analogous

#178071 #175B80 #172780

triadic

#175B80 #80175B #5B8017

tetradic

#175B80 #711780 #803C17 #278017

square

#175B80 #711780 #803C17 #278017

split-complementary

#175B80 #801727 #807117

monochromatic

#05121A #0E364C #175B80 #2080B4 #36A1DB

Accessibility & contrast

On white

7.38

#175B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.84

#175B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B80

7.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B80	#FFFFFF	#000000	##FFFFFF
##175B80	1.00	7.38	2.84	7.38
#FFFFFF	7.38	1.00	21.00	1.00
#000000	2.84	21.00	1.00	21.00
##FFFFFF	7.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495B82

Deuteranopia (green-blind)

#3B517F

Tritanopia (blue-blind)

#006468

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #175b80;
/* rgb */ color: rgb(23, 91, 128);
/* oklch */ color: oklch(44.8% 0.089 238.0);

Tailwind

colors: {
  custom: {
    50: '#6689a5',
    500: '#175b80',
    950: '#000000',
  },
}

SCSS

$custom: #175b80;
$custom-light: #6689a5;
$custom-dark: #000000;

JSON

{
  "hex": "#175b80",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 128
  },
  "hsl": {
    "h": 201.143,
    "s": 69.536,
    "l": 29.608
  },
  "oklch": {
    "l": 0.44845,
    "c": 0.08871,
    "h": 238
  },
  "luminance": 0.09223
}

Semantic roles & 50–950 ramp

primary

#175B80

secondary

#B4683E

accent

#7A3BEC

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070B0F

muted

#7A7C7F

Preview Lab

Preview with #175B80

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

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