#177F8C#177F8C

#177F8C is a mid, moderate teal. Relative luminance 0.173; OKLCH L 54.8% C 0.089 H 208.1°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#177F8C
RGB	rgb(23, 127, 140)
HSL	hsl(187, 72%, 32%)
HSV	hsv(187, 84%, 55%)
CMYK	cmyk(83.6%, 9.3%, 0%, 45.1%)
CIE-LAB	lab(48.58, -22.90, -15.03)
CIE-LCH	lch(48.58, 27.40, 213.28°)
OKLab	oklab(54.78% -0.0784 -0.0419)
OKLCH	oklch(54.78% 0.089 208.1)
XYZ	xyz(12.6742, 17.2527, 27.4680)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177F8C #8C2417

analogous

#178C5F #177F8C #17448C

triadic

#177F8C #8C177F #7F8C17

tetradic

#177F8C #5F178C #8C2417 #448C17

square

#177F8C #5F178C #8C2417 #448C17

split-complementary

#177F8C #8C1744 #8C5F17

monochromatic

#062023 #0E4F57 #177F8C #20AFC1 #3ECDDF

Accessibility & contrast

On white

4.72

#177F8C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#177F8C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177F8C

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177F8C	#FFFFFF	#000000	##FFFFFF
##177F8C	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737A8D

Deuteranopia (green-blind)

#636F8C

Tritanopia (blue-blind)

#008583

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #177f8c;
/* rgb */ color: rgb(23, 127, 140);
/* oklch */ color: oklch(54.8% 0.089 208.1);

Tailwind

colors: {
  custom: {
    50: '#6ca4ad',
    500: '#177f8c',
    950: '#000000',
  },
}

SCSS

$custom: #177f8c;
$custom-light: #6ca4ad;
$custom-dark: #000000;

JSON

{
  "hex": "#177f8c",
  "rgb": {
    "r": 23,
    "g": 127,
    "b": 140
  },
  "hsl": {
    "h": 186.667,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.5478,
    "c": 0.0889,
    "h": 208.1
  },
  "luminance": 0.17254
}

Semantic roles & 50–950 ramp

primary

#177F8C

secondary

#BF4E3F

accent

#4D39EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #177F8C

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

Preview Lab → · Contrast checker → · Palette generator →