#166E6B#166E6B

#166E6B is a mid, moderate teal. Relative luminance 0.124; OKLCH L 48.9% C 0.078 H 191.4°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#166E6B
RGB	rgb(22, 110, 107)
HSL	hsl(178, 67%, 26%)
HSV	hsv(178, 80%, 43%)
CMYK	cmyk(80%, 0%, 2.7%, 56.9%)
CIE-LAB	lab(41.82, -25.10, -5.51)
CIE-LCH	lch(41.82, 25.70, 192.39°)
OKLab	oklab(48.91% -0.0764 -0.0154)
OKLCH	oklch(48.91% 0.078 191.4)
XYZ	xyz(8.5594, 12.3829, 15.8461)
Luminance	0.1238 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166E6B #6E1619

analogous

#166E3F #166E6B #16456E

triadic

#166E6B #6B166E #6E6B16

tetradic

#166E6B #3F166E #6E1619 #456E16

square

#166E6B #3F166E #6E1619 #456E16

split-complementary

#166E6B #6E1645 #6E3F16

monochromatic

#051A19 #0C3B39 #166E6B #20A19D #2AD4CE

Accessibility & contrast

On white

6.04

#166E6B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#166E6B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166E6B

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166E6B	#FFFFFF	#000000	##FFFFFF
##166E6B	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67686B

Deuteranopia (green-blind)

#5B5F6C

Tritanopia (blue-blind)

#00716D

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #166e6b;
/* rgb */ color: rgb(22, 110, 107);
/* oklch */ color: oklch(48.9% 0.078 191.4);

Tailwind

colors: {
  custom: {
    50: '#659895',
    500: '#166e6b',
    950: '#000000',
  },
}

SCSS

$custom: #166e6b;
$custom-light: #659895;
$custom-dark: #000000;

JSON

{
  "hex": "#166e6b",
  "rgb": {
    "r": 22,
    "g": 110,
    "b": 107
  },
  "hsl": {
    "h": 177.955,
    "s": 66.667,
    "l": 25.882
  },
  "oklch": {
    "l": 0.48911,
    "c": 0.07799,
    "h": 191.4
  },
  "luminance": 0.12384
}

Semantic roles & 50–950 ramp

primary

#166E6B

secondary

#A43C3F

accent

#3E44EA

background

#F6F9F9

surface

#EBF2F1

border

#C6CCCB

text

#060D0D

muted

#7A7E7E

Preview Lab

Preview with #166E6B

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

Preview Lab → · Contrast checker → · Palette generator →