#175A79#175A79

#175A79 is a dark, moderate cyan. Relative luminance 0.089; OKLCH L 44.2% C 0.082 H 233.6°. Best body text is #FFFFFF at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#175A79
RGB	rgb(23, 90, 121)
HSL	hsl(199, 68%, 28%)
HSV	hsv(199, 81%, 47%)
CMYK	cmyk(81%, 25.6%, 0%, 52.5%)
CIE-LAB	lab(35.74, -8.95, -23.34)
CIE-LCH	lch(35.74, 25.00, 249.02°)
OKLab	oklab(44.2% -0.0486 -0.0658)
OKLCH	oklch(44.2% 0.082 233.6)
XYZ	xyz(7.4593, 8.8741, 19.4052)
Luminance	0.0887 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A79 #793617

analogous

#177967 #175A79 #172979

triadic

#175A79 #79175A #5A7917

tetradic

#175A79 #671779 #793617 #297917

square

#175A79 #671779 #793617 #297917

split-complementary

#175A79 #791729 #796717

monochromatic

#05131A #0D3446 #175A79 #2180AC #32A4D8

Accessibility & contrast

On white

7.57

#175A79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#175A79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A79

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A79	#FFFFFF	#000000	##FFFFFF
##175A79	1.00	7.57	2.77	7.57
#FFFFFF	7.57	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B597A

Deuteranopia (green-blind)

#3E5079

Tritanopia (blue-blind)

#006265

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #175a79;
/* rgb */ color: rgb(23, 90, 121);
/* oklch */ color: oklch(44.2% 0.082 233.6);

Tailwind

colors: {
  custom: {
    50: '#6588a0',
    500: '#175a79',
    950: '#000000',
  },
}

SCSS

$custom: #175a79;
$custom-light: #6588a0;
$custom-dark: #000000;

JSON

{
  "hex": "#175a79",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 121
  },
  "hsl": {
    "h": 198.98,
    "s": 68.056,
    "l": 28.235
  },
  "oklch": {
    "l": 0.44202,
    "c": 0.08178,
    "h": 233.6
  },
  "luminance": 0.08875
}

Semantic roles & 50–950 ramp

primary

#175A79

secondary

#AE613E

accent

#743DEB

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0E

muted

#7A7C7E

Preview Lab

Preview with #175A79

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

Preview Lab → · Contrast checker → · Palette generator →