#177B82#177B82

#177B82 is a mid, moderate teal. Relative luminance 0.160; OKLCH L 53.3% C 0.085 H 202.3°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#177B82
RGB	rgb(23, 123, 130)
HSL	hsl(184, 70%, 30%)
HSV	hsv(184, 82%, 51%)
CMYK	cmyk(82.3%, 5.4%, 0%, 49%)
CIE-LAB	lab(46.92, -24.17, -11.64)
CIE-LCH	lch(46.92, 26.82, 205.72°)
OKLab	oklab(53.32% -0.0789 -0.0324)
OKLCH	oklch(53.32% 0.085 202.3)
XYZ	xyz(11.4638, 15.9583, 23.5908)
Luminance	0.1596 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B82 #821E17

analogous

#178253 #177B82 #174682

triadic

#177B82 #82177B #7B8217

tetradic

#177B82 #531782 #821E17 #468217

square

#177B82 #531782 #821E17 #468217

split-complementary

#177B82 #821746 #825317

monochromatic

#05191A #0E4A4E #177B82 #20ACB6 #38D1DC

Accessibility & contrast

On white

5.01

#177B82 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#177B82 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B82

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B82	#FFFFFF	#000000	##FFFFFF
##177B82	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#717583

Deuteranopia (green-blind)

#626B82

Tritanopia (blue-blind)

#00807D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #177b82;
/* rgb */ color: rgb(23, 123, 130);
/* oklch */ color: oklch(53.3% 0.085 202.3);

Tailwind

colors: {
  custom: {
    50: '#6aa1a6',
    500: '#177b82',
    950: '#000000',
  },
}

SCSS

$custom: #177b82;
$custom-light: #6aa1a6;
$custom-dark: #000000;

JSON

{
  "hex": "#177b82",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 130
  },
  "hsl": {
    "h": 183.925,
    "s": 69.935,
    "l": 30
  },
  "oklch": {
    "l": 0.53319,
    "c": 0.08525,
    "h": 202.3
  },
  "luminance": 0.1596
}

Semantic roles & 50–950 ramp

primary

#177B82

secondary

#B6463E

accent

#473BED

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080F0F

muted

#7A7E7F

Preview Lab

Preview with #177B82

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

Preview Lab → · Contrast checker → · Palette generator →