#177E8F#177E8F

#177E8F is a mid, moderate teal. Relative luminance 0.171; OKLCH L 54.6% C 0.090 H 212.1°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#177E8F
RGB	rgb(23, 126, 143)
HSL	hsl(189, 72%, 33%)
HSV	hsv(189, 84%, 56%)
CMYK	cmyk(83.9%, 11.9%, 0%, 43.9%)
CIE-LAB	lab(48.37, -21.36, -17.12)
CIE-LCH	lch(48.37, 27.37, 218.71°)
OKLab	oklab(54.65% -0.0761 -0.0478)
OKLCH	oklch(54.65% 0.09 212.1)
XYZ	xyz(12.7700, 17.0854, 28.6060)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177E8F #8F2817

analogous

#178F64 #177E8F #17428F

triadic

#177E8F #8F177E #7E8F17

tetradic

#177E8F #64178F #8F2817 #428F17

square

#177E8F #64178F #8F2817 #428F17

split-complementary

#177E8F #8F1742 #8F6417

monochromatic

#062126 #0F505A #177E8F #1FACC4 #40CAE0

Accessibility & contrast

On white

4.75

#177E8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#177E8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177E8F

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177E8F	#FFFFFF	#000000	##FFFFFF
##177E8F	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#717990

Deuteranopia (green-blind)

#616E8F

Tritanopia (blue-blind)

#008583

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #177e8f;
/* rgb */ color: rgb(23, 126, 143);
/* oklch */ color: oklch(54.6% 0.090 212.1);

Tailwind

colors: {
  custom: {
    50: '#6ca3af',
    500: '#177e8f',
    950: '#000000',
  },
}

SCSS

$custom: #177e8f;
$custom-light: #6ca3af;
$custom-dark: #000000;

JSON

{
  "hex": "#177e8f",
  "rgb": {
    "r": 23,
    "g": 126,
    "b": 143
  },
  "hsl": {
    "h": 188.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.54648,
    "c": 0.08985,
    "h": 212.1
  },
  "luminance": 0.17087
}

Semantic roles & 50–950 ramp

primary

#177E8F

secondary

#C15341

accent

#5339EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #177E8F

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

Preview Lab → · Contrast checker → · Palette generator →