#175A70#175A70

#175A70 is a dark, moderate cyan. Relative luminance 0.087; OKLCH L 43.7% C 0.073 H 224.7°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#175A70
RGB	rgb(23, 90, 112)
HSL	hsl(195, 66%, 26%)
HSV	hsv(195, 79%, 44%)
CMYK	cmyk(79.5%, 19.6%, 0%, 56.1%)
CIE-LAB	lab(35.33, -12.33, -18.42)
CIE-LCH	lch(35.33, 22.16, 236.20°)
OKLab	oklab(43.74% -0.0521 -0.0516)
OKLCH	oklch(43.74% 0.073 224.7)
XYZ	xyz(6.9329, 8.6635, 16.6329)
Luminance	0.0866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A70 #702D17

analogous

#17705A #175A70 #172E70

triadic

#175A70 #70175A #5A7017

tetradic

#175A70 #5A1770 #702D17 #2E7017

square

#175A70 #5A1770 #702D17 #2E7017

split-complementary

#175A70 #70172E #705A17

monochromatic

#051419 #0D313D #175A70 #2183A3 #2DABD4

Accessibility & contrast

On white

7.68

#175A70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#175A70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A70

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A70	#FFFFFF	#000000	##FFFFFF
##175A70	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E5871

Deuteranopia (green-blind)

#424F70

Tritanopia (blue-blind)

#006161

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #175a70;
/* rgb */ color: rgb(23, 90, 112);
/* oklch */ color: oklch(43.7% 0.073 224.7);

Tailwind

colors: {
  custom: {
    50: '#638899',
    500: '#175a70',
    950: '#000000',
  },
}

SCSS

$custom: #175a70;
$custom-light: #638899;
$custom-dark: #000000;

JSON

{
  "hex": "#175a70",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 112
  },
  "hsl": {
    "h": 194.831,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.43736,
    "c": 0.07337,
    "h": 224.7
  },
  "luminance": 0.08664
}

Semantic roles & 50–950 ramp

primary

#175A70

secondary

#A6573D

accent

#693FE9

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #175A70

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

Preview Lab → · Contrast checker → · Palette generator →