#176D8B#176D8B

#176D8B is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.1% C 0.090 H 227.3°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#176D8B
RGB	rgb(23, 109, 139)
HSL	hsl(196, 72%, 32%)
HSV	hsv(196, 83%, 55%)
CMYK	cmyk(83.5%, 21.6%, 0%, 45.5%)
CIE-LAB	lab(42.74, -13.41, -23.40)
CIE-LCH	lch(42.74, 26.97, 240.18°)
OKLab	oklab(50.07% -0.0608 -0.0658)
OKLCH	oklch(50.07% 0.09 227.3)
XYZ	xyz(10.4803, 12.9822, 26.3745)
Luminance	0.1298 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#176D8B #8B3517

analogous

#178B6F #176D8B #17338B

triadic

#176D8B #8B176D #6D8B17

tetradic

#176D8B #6F178B #8B3517 #338B17

square

#176D8B #6F178B #8B3517 #338B17

split-complementary

#176D8B #8B1733 #8B6F17

monochromatic

#061B22 #0E4456 #176D8B #2096C0 #3DB5DF

Accessibility & contrast

On white

5.84

#176D8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#176D8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #176D8B

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##176D8B	#FFFFFF	#000000	##FFFFFF
##176D8B	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6B8C

Deuteranopia (green-blind)

#4E608B

Tritanopia (blue-blind)

#007677

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #176d8b;
/* rgb */ color: rgb(23, 109, 139);
/* oklch */ color: oklch(50.1% 0.090 227.3);

Tailwind

colors: {
  custom: {
    50: '#6a97ad',
    500: '#176d8b',
    950: '#000000',
  },
}

SCSS

$custom: #176d8b;
$custom-light: #6a97ad;
$custom-dark: #000000;

JSON

{
  "hex": "#176d8b",
  "rgb": {
    "r": 23,
    "g": 109,
    "b": 139
  },
  "hsl": {
    "h": 195.517,
    "s": 71.605,
    "l": 31.765
  },
  "oklch": {
    "l": 0.50065,
    "c": 0.08959,
    "h": 227.3
  },
  "luminance": 0.12984
}

Semantic roles & 50–950 ramp

primary

#176D8B

secondary

#BF603F

accent

#6839EE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #176D8B

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

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