#166D7B#166D7B

#166D7B is a mid, moderate teal. Relative luminance 0.125; OKLCH L 49.3% C 0.079 H 211.3°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#166D7B
RGB	rgb(22, 109, 123)
HSL	hsl(188, 70%, 28%)
HSV	hsv(188, 82%, 48%)
CMYK	cmyk(82.1%, 11.4%, 0%, 51.8%)
CIE-LAB	lab(42.06, -19.24, -14.83)
CIE-LCH	lch(42.06, 24.29, 217.62°)
OKLab	oklab(49.29% -0.0679 -0.0413)
OKLCH	oklch(49.29% 0.079 211.3)
XYZ	xyz(9.3731, 12.5367, 20.6609)
Luminance	0.1254 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166D7B #7B2416

analogous

#167B56 #166D7B #163A7B

triadic

#166D7B #7B166D #6D7B16

tetradic

#166D7B #56167B #7B2416 #3A7B16

square

#166D7B #56167B #7B2416 #3A7B16

split-complementary

#166D7B #7B163A #7B5616

monochromatic

#05171A #0D3F47 #166D7B #1F9BAF #31C3DA

Accessibility & contrast

On white

5.99

#166D7B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#166D7B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166D7B

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166D7B	#FFFFFF	#000000	##FFFFFF
##166D7B	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62697C

Deuteranopia (green-blind)

#545F7B

Tritanopia (blue-blind)

#007371

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #166d7b;
/* rgb */ color: rgb(22, 109, 123);
/* oklch */ color: oklch(49.3% 0.079 211.3);

Tailwind

colors: {
  custom: {
    50: '#6797a1',
    500: '#166d7b',
    950: '#000000',
  },
}

SCSS

$custom: #166d7b;
$custom-light: #6797a1;
$custom-dark: #000000;

JSON

{
  "hex": "#166d7b",
  "rgb": {
    "r": 22,
    "g": 109,
    "b": 123
  },
  "hsl": {
    "h": 188.317,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.49294,
    "c": 0.07947,
    "h": 211.3
  },
  "luminance": 0.12538
}

Semantic roles & 50–950 ramp

primary

#166D7B

secondary

#B04D3D

accent

#543BEC

background

#F6F9F9

surface

#EBF2F2

border

#C6CCCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #166D7B

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

Preview Lab → · Contrast checker → · Palette generator →