#177B7B#177B7B

#177B7B is a mid, moderate teal. Relative luminance 0.158; OKLCH L 53.0% C 0.085 H 194.9°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#177B7B
RGB	rgb(23, 123, 123)
HSL	hsl(180, 68%, 29%)
HSV	hsv(180, 81%, 48%)
CMYK	cmyk(81.3%, 0%, 0%, 51.8%)
CIE-LAB	lab(46.68, -26.44, -7.85)
CIE-LCH	lch(46.68, 27.58, 196.54°)
OKLab	oklab(53.04% -0.0821 -0.0218)
OKLCH	oklch(53.04% 0.085 194.9)
XYZ	xyz(11.0098, 15.7768, 21.2000)
Luminance	0.1578 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B7B #7B1717

analogous

#177B49 #177B7B #17497B

triadic

#177B7B #7B177B #7B7B17

tetradic

#177B7B #49177B #7B1717 #497B17

square

#177B7B #49177B #7B1717 #497B17

split-complementary

#177B7B #7B1749 #7B4917

monochromatic

#051A1A #0D4747 #177B7B #21AFAF #33D9D9

Accessibility & contrast

On white

5.05

#177B7B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#177B7B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B7B

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B7B	#FFFFFF	#000000	##FFFFFF
##177B7B	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72757B

Deuteranopia (green-blind)

#646A7C

Tritanopia (blue-blind)

#007F7B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #177b7b;
/* rgb */ color: rgb(23, 123, 123);
/* oklch */ color: oklch(53.0% 0.085 194.9);

Tailwind

colors: {
  custom: {
    50: '#69a1a1',
    500: '#177b7b',
    950: '#000000',
  },
}

SCSS

$custom: #177b7b;
$custom-light: #69a1a1;
$custom-dark: #000000;

JSON

{
  "hex": "#177b7b",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 123
  },
  "hsl": {
    "h": 180,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.53045,
    "c": 0.085,
    "h": 194.9
  },
  "luminance": 0.15778
}

Semantic roles & 50–950 ramp

primary

#177B7B

secondary

#B03E3E

accent

#3C3CEB

background

#F6FAF9

surface

#ECF3F2

border

#C7CDCC

text

#070F0E

muted

#7A7F7E

Preview Lab

Preview with #177B7B

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

Preview Lab → · Contrast checker → · Palette generator →