#166D5B#166D5B

#166D5B is a mid, moderate teal. Relative luminance 0.119; OKLCH L 48.1% C 0.084 H 174.9°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#166D5B
RGB	rgb(22, 109, 91)
HSL	hsl(168, 66%, 26%)
HSV	hsv(168, 80%, 43%)
CMYK	cmyk(79.8%, 0%, 16.5%, 57.3%)
CIE-LAB	lab(41.00, -29.45, 2.97)
CIE-LCH	lch(41.00, 29.60, 174.24°)
OKLab	oklab(48.08% -0.0835 0.0074)
OKLCH	oklch(48.08% 0.084 174.9)
XYZ	xyz(7.6869, 11.8622, 11.7800)
Luminance	0.1186 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166D5B #6D1628

analogous

#166D2F #166D5B #16536D

triadic

#166D5B #5B166D #6D5B16

tetradic

#166D5B #2F166D #6D1628 #536D16

square

#166D5B #2F166D #6D1628 #536D16

split-complementary

#166D5B #6D1653 #6D2F16

monochromatic

#051915 #0C3A30 #166D5B #20A086 #2BD3B0

Accessibility & contrast

On white

6.23

#166D5B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#166D5B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166D5B

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166D5B	#FFFFFF	#000000	##FFFFFF
##166D5B	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69665A

Deuteranopia (green-blind)

#5E5D5C

Tritanopia (blue-blind)

#006E68

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #166d5b;
/* rgb */ color: rgb(22, 109, 91);
/* oklch */ color: oklch(48.1% 0.084 174.9);

Tailwind

colors: {
  custom: {
    50: '#639789',
    500: '#166d5b',
    950: '#000000',
  },
}

SCSS

$custom: #166d5b;
$custom-light: #639789;
$custom-dark: #000000;

JSON

{
  "hex": "#166d5b",
  "rgb": {
    "r": 22,
    "g": 109,
    "b": 91
  },
  "hsl": {
    "h": 167.586,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.4808,
    "c": 0.08382,
    "h": 174.9
  },
  "luminance": 0.11863
}

Semantic roles & 50–950 ramp

primary

#166D5B

secondary

#A33C51

accent

#3E62E9

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#060D0B

muted

#7A7E7C

Preview Lab

Preview with #166D5B

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

Preview Lab → · Contrast checker → · Palette generator →