#177690#177690

#177690 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.6% C 0.091 H 221.8°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#177690
RGB	rgb(23, 118, 144)
HSL	hsl(193, 72%, 33%)
HSV	hsv(193, 84%, 56%)
CMYK	cmyk(84%, 18.1%, 0%, 43.5%)
CIE-LAB	lab(45.84, -16.67, -21.58)
CIE-LCH	lch(45.84, 27.27, 232.31°)
OKLab	oklab(52.63% -0.0677 -0.0605)
OKLCH	oklch(52.63% 0.091 221.8)
XYZ	xyz(11.8637, 15.1511, 28.6793)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177690 #903117

analogous

#17906E #177690 #173990

triadic

#177690 #901776 #769017

tetradic

#177690 #6E1790 #903117 #399017

square

#177690 #6E1790 #903117 #399017

split-complementary

#177690 #901739 #906E17

monochromatic

#062026 #0F4B5B #177690 #1FA1C5 #41BEE1

Accessibility & contrast

On white

5.21

#177690 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#177690 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177690

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177690	#FFFFFF	#000000	##FFFFFF
##177690	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#677391

Deuteranopia (green-blind)

#576890

Tritanopia (blue-blind)

#007E7E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #177690;
/* rgb */ color: rgb(23, 118, 144);
/* oklch */ color: oklch(52.6% 0.091 221.8);

Tailwind

colors: {
  custom: {
    50: '#6b9db0',
    500: '#177690',
    950: '#000000',
  },
}

SCSS

$custom: #177690;
$custom-light: #6b9db0;
$custom-dark: #000000;

JSON

{
  "hex": "#177690",
  "rgb": {
    "r": 23,
    "g": 118,
    "b": 144
  },
  "hsl": {
    "h": 192.893,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.52626,
    "c": 0.09081,
    "h": 221.8
  },
  "luminance": 0.15153
}

Semantic roles & 50–950 ramp

primary

#177690

secondary

#C15D42

accent

#6039EF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #177690

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

Preview Lab → · Contrast checker → · Palette generator →