#177B8E#177B8E

#177B8E is a mid, moderate teal. Relative luminance 0.163; OKLCH L 53.8% C 0.089 H 214.4°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#177B8E
RGB	rgb(23, 123, 142)
HSL	hsl(190, 72%, 32%)
HSV	hsv(190, 84%, 56%)
CMYK	cmyk(83.8%, 13.4%, 0%, 44.3%)
CIE-LAB	lab(47.37, -20.10, -18.06)
CIE-LCH	lch(47.37, 27.02, 221.93°)
OKLab	oklab(53.83% -0.0735 -0.0504)
OKLCH	oklch(53.83% 0.089 214.4)
XYZ	xyz(12.3167, 16.2995, 28.0829)
Luminance	0.1630 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B8E #8E2A17

analogous

#178E66 #177B8E #173F8E

triadic

#177B8E #8E177B #7B8E17

tetradic

#177B8E #66178E #8E2A17 #3F8E17

square

#177B8E #66178E #8E2A17 #3F8E17

split-complementary

#177B8E #8E173F #8E6617

monochromatic

#062025 #0E4D59 #177B8E #20A9C3 #3FC6E0

Accessibility & contrast

On white

4.93

#177B8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#177B8E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B8E

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B8E	#FFFFFF	#000000	##FFFFFF
##177B8E	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D778F

Deuteranopia (green-blind)

#5E6B8E

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #177b8e;
/* rgb */ color: rgb(23, 123, 142);
/* oklch */ color: oklch(53.8% 0.089 214.4);

Tailwind

colors: {
  custom: {
    50: '#6ca1af',
    500: '#177b8e',
    950: '#000000',
  },
}

SCSS

$custom: #177b8e;
$custom-light: #6ca1af;
$custom-dark: #000000;

JSON

{
  "hex": "#177b8e",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 142
  },
  "hsl": {
    "h": 189.58,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.53826,
    "c": 0.08918,
    "h": 214.4
  },
  "luminance": 0.16301
}

Semantic roles & 50–950 ramp

primary

#177B8E

secondary

#C05540

accent

#5639EF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080F10

muted

#7B7E7F

Preview Lab

Preview with #177B8E

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

Preview Lab → · Contrast checker → · Palette generator →