#177B88#177B88

#177B88 is a mid, moderate teal. Relative luminance 0.161; OKLCH L 53.6% C 0.087 H 208.5°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#177B88
RGB	rgb(23, 123, 136)
HSL	hsl(187, 71%, 31%)
HSV	hsv(187, 83%, 53%)
CMYK	cmyk(83.1%, 9.6%, 0%, 46.7%)
CIE-LAB	lab(47.14, -22.16, -14.86)
CIE-LCH	lch(47.14, 26.68, 213.85°)
OKLab	oklab(53.57% -0.0761 -0.0414)
OKLCH	oklch(53.57% 0.087 208.5)
XYZ	xyz(11.8783, 16.1241, 25.7740)
Luminance	0.1613 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B88 #882417

analogous

#17885C #177B88 #174288

triadic

#177B88 #88177B #7B8817

tetradic

#177B88 #5C1788 #882417 #428817

square

#177B88 #5C1788 #882417 #428817

split-complementary

#177B88 #881742 #885C17

monochromatic

#051C1F #0E4C54 #177B88 #20AABC #3BCBDE

Accessibility & contrast

On white

4.97

#177B88 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.23

#177B88 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B88

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B88	#FFFFFF	#000000	##FFFFFF
##177B88	1.00	4.97	4.23	4.97
#FFFFFF	4.97	1.00	21.00	1.00
#000000	4.23	21.00	1.00	21.00
##FFFFFF	4.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F7689

Deuteranopia (green-blind)

#606B88

Tritanopia (blue-blind)

#00817F

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #177b88;
/* rgb */ color: rgb(23, 123, 136);
/* oklch */ color: oklch(53.6% 0.087 208.5);

Tailwind

colors: {
  custom: {
    50: '#6ba1aa',
    500: '#177b88',
    950: '#000000',
  },
}

SCSS

$custom: #177b88;
$custom-light: #6ba1aa;
$custom-dark: #000000;

JSON

{
  "hex": "#177b88",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 136
  },
  "hsl": {
    "h": 186.903,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.53567,
    "c": 0.08668,
    "h": 208.5
  },
  "luminance": 0.16126
}

Semantic roles & 50–950 ramp

primary

#177B88

secondary

#BC4D3F

accent

#4F3AEE

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #177B88

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

Preview Lab → · Contrast checker → · Palette generator →