#177B89#177B89

#177B89 is a mid, moderate teal. Relative luminance 0.162; OKLCH L 53.6% C 0.087 H 209.5°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#177B89
RGB	rgb(23, 123, 137)
HSL	hsl(187, 71%, 31%)
HSV	hsv(187, 83%, 54%)
CMYK	cmyk(83.2%, 10.2%, 0%, 46.3%)
CIE-LAB	lab(47.17, -21.82, -15.40)
CIE-LCH	lch(47.17, 26.71, 215.21°)
OKLab	oklab(53.61% -0.0757 -0.0429)
OKLCH	oklch(53.61% 0.087 209.5)
XYZ	xyz(11.9497, 16.1527, 26.1500)
Luminance	0.1615 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B89 #892517

analogous

#17895E #177B89 #174289

triadic

#177B89 #89177B #7B8917

tetradic

#177B89 #5E1789 #892517 #428917

square

#177B89 #5E1789 #892517 #428917

split-complementary

#177B89 #891742 #895E17

monochromatic

#051D20 #0E4C55 #177B89 #20AABD #3CCADE

Accessibility & contrast

On white

4.96

#177B89 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#177B89 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B89

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B89	#FFFFFF	#000000	##FFFFFF
##177B89	1.00	4.96	4.23	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F768A

Deuteranopia (green-blind)

#606B89

Tritanopia (blue-blind)

#00817F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #177b89;
/* rgb */ color: rgb(23, 123, 137);
/* oklch */ color: oklch(53.6% 0.087 209.5);

Tailwind

colors: {
  custom: {
    50: '#6ba1ab',
    500: '#177b89',
    950: '#000000',
  },
}

SCSS

$custom: #177b89;
$custom-light: #6ba1ab;
$custom-dark: #000000;

JSON

{
  "hex": "#177b89",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 137
  },
  "hsl": {
    "h": 187.368,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.53609,
    "c": 0.08702,
    "h": 209.5
  },
  "luminance": 0.16154
}

Semantic roles & 50–950 ramp

primary

#177B89

secondary

#BD4F3F

accent

#503AEE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #177B89

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

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