#175B70#175B70

#175B70 is a dark, moderate cyan. Relative luminance 0.088; OKLCH L 44.0% C 0.073 H 223.3°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#175B70
RGB	rgb(23, 91, 112)
HSL	hsl(194, 66%, 26%)
HSV	hsv(194, 79%, 44%)
CMYK	cmyk(79.5%, 18.7%, 0%, 56.1%)
CIE-LAB	lab(35.66, -12.92, -17.90)
CIE-LCH	lch(35.66, 22.08, 234.19°)
OKLab	oklab(44% -0.0532 -0.0501)
OKLCH	oklch(44% 0.073 223.3)
XYZ	xyz(7.0179, 8.8333, 16.6612)
Luminance	0.0883 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B70 #702C17

analogous

#177059 #175B70 #172F70

triadic

#175B70 #70175B #5B7017

tetradic

#175B70 #591770 #702C17 #2F7017

square

#175B70 #591770 #702C17 #2F7017

split-complementary

#175B70 #70172F #705917

monochromatic

#051519 #0D323D #175B70 #2184A3 #2DADD4

Accessibility & contrast

On white

7.59

#175B70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#175B70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B70

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B70	#FFFFFF	#000000	##FFFFFF
##175B70	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5971

Deuteranopia (green-blind)

#435070

Tritanopia (blue-blind)

#006162

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #175b70;
/* rgb */ color: rgb(23, 91, 112);
/* oklch */ color: oklch(44.0% 0.073 223.3);

Tailwind

colors: {
  custom: {
    50: '#638999',
    500: '#175b70',
    950: '#000000',
  },
}

SCSS

$custom: #175b70;
$custom-light: #638999;
$custom-dark: #000000;

JSON

{
  "hex": "#175b70",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 112
  },
  "hsl": {
    "h": 194.157,
    "s": 65.926,
    "l": 26.471
  },
  "oklch": {
    "l": 0.44003,
    "c": 0.07312,
    "h": 223.3
  },
  "luminance": 0.08834
}

Semantic roles & 50–950 ramp

primary

#175B70

secondary

#A6563D

accent

#673FE9

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #175B70

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

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