#175D7C#175D7C

#175D7C is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.1% C 0.083 H 232.6°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#175D7C
RGB	rgb(23, 93, 124)
HSL	hsl(198, 69%, 29%)
HSV	hsv(198, 81%, 49%)
CMYK	cmyk(81.5%, 25%, 0%, 51.4%)
CIE-LAB	lab(36.86, -9.62, -23.44)
CIE-LCH	lch(36.86, 25.33, 247.68°)
OKLab	oklab(45.15% -0.0505 -0.066)
OKLCH	oklch(45.15% 0.083 232.6)
XYZ	xyz(7.9043, 9.4651, 20.4752)
Luminance	0.0947 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175D7C #7C3617

analogous

#177C69 #175D7C #172B7C

triadic

#175D7C #7C175D #5D7C17

tetradic

#175D7C #69177C #7C3617 #2B7C17

square

#175D7C #69177C #7C3617 #2B7C17

split-complementary

#175D7C #7C172B #7C6917

monochromatic

#05131A #0D3648 #175D7C #2184B0 #34A7D9

Accessibility & contrast

On white

7.26

#175D7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#175D7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175D7C

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175D7C	#FFFFFF	#000000	##FFFFFF
##175D7C	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5C7D

Deuteranopia (green-blind)

#40537C

Tritanopia (blue-blind)

#006567

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #175d7c;
/* rgb */ color: rgb(23, 93, 124);
/* oklch */ color: oklch(45.1% 0.083 232.6);

Tailwind

colors: {
  custom: {
    50: '#668aa2',
    500: '#175d7c',
    950: '#000000',
  },
}

SCSS

$custom: #175d7c;
$custom-light: #668aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#175d7c",
  "rgb": {
    "r": 23,
    "g": 93,
    "b": 124
  },
  "hsl": {
    "h": 198.416,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.45145,
    "c": 0.08314,
    "h": 232.6
  },
  "luminance": 0.09466
}

Semantic roles & 50–950 ramp

primary

#175D7C

secondary

#B1613E

accent

#723CEC

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070B0F

muted

#7A7C7E

Preview Lab

Preview with #175D7C

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

Preview Lab → · Contrast checker → · Palette generator →