#177F8F#177F8F

#177F8F is a mid, moderate teal. Relative luminance 0.173; OKLCH L 54.9% C 0.090 H 211.0°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#177F8F
RGB	rgb(23, 127, 143)
HSL	hsl(188, 72%, 33%)
HSV	hsv(188, 84%, 56%)
CMYK	cmyk(83.9%, 11.2%, 0%, 43.9%)
CIE-LAB	lab(48.69, -21.89, -16.63)
CIE-LCH	lch(48.69, 27.49, 217.22°)
OKLab	oklab(54.91% -0.0771 -0.0464)
OKLCH	oklch(54.91% 0.09 211)
XYZ	xyz(12.8985, 17.3424, 28.6489)
Luminance	0.1734 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177F8F #8F2717

analogous

#178F63 #177F8F #17438F

triadic

#177F8F #8F177F #7F8F17

tetradic

#177F8F #63178F #8F2717 #438F17

square

#177F8F #63178F #8F2717 #438F17

split-complementary

#177F8F #8F1743 #8F6317

monochromatic

#062126 #0F505A #177F8F #1FAEC4 #40CBE0

Accessibility & contrast

On white

4.70

#177F8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#177F8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177F8F

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177F8F	#FFFFFF	#000000	##FFFFFF
##177F8F	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727A90

Deuteranopia (green-blind)

#626F8F

Tritanopia (blue-blind)

#008684

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #177f8f;
/* rgb */ color: rgb(23, 127, 143);
/* oklch */ color: oklch(54.9% 0.090 211.0);

Tailwind

colors: {
  custom: {
    50: '#6ca4af',
    500: '#177f8f',
    950: '#000000',
  },
}

SCSS

$custom: #177f8f;
$custom-light: #6ca4af;
$custom-dark: #000000;

JSON

{
  "hex": "#177f8f",
  "rgb": {
    "r": 23,
    "g": 127,
    "b": 143
  },
  "hsl": {
    "h": 188,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.54907,
    "c": 0.08998,
    "h": 211
  },
  "luminance": 0.17344
}

Semantic roles & 50–950 ramp

primary

#177F8F

secondary

#C15241

accent

#5139EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #177F8F

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

Preview Lab → · Contrast checker → · Palette generator →