#166B78#166B78

#166B78 is a mid, moderate teal. Relative luminance 0.120; OKLCH L 48.6% C 0.078 H 210.5°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#166B78
RGB	rgb(22, 107, 120)
HSL	hsl(188, 69%, 28%)
HSV	hsv(188, 82%, 47%)
CMYK	cmyk(81.7%, 10.8%, 0%, 52.9%)
CIE-LAB	lab(41.28, -19.20, -14.20)
CIE-LCH	lch(41.28, 23.88, 216.49°)
OKLab	oklab(48.63% -0.0671 -0.0396)
OKLCH	oklch(48.63% 0.078 210.5)
XYZ	xyz(8.9773, 12.0409, 19.6166)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166B78 #782316

analogous

#167854 #166B78 #163A78

triadic

#166B78 #78166B #6B7816

tetradic

#166B78 #541678 #782316 #3A7816

square

#166B78 #541678 #782316 #3A7816

split-complementary

#166B78 #78163A #785416

monochromatic

#05171A #0D3D44 #166B78 #1F99AC #2FC2D9

Accessibility & contrast

On white

6.16

#166B78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#166B78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166B78

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166B78	#FFFFFF	#000000	##FFFFFF
##166B78	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606779

Deuteranopia (green-blind)

#535D78

Tritanopia (blue-blind)

#00716F

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #166b78;
/* rgb */ color: rgb(22, 107, 120);
/* oklch */ color: oklch(48.6% 0.078 210.5);

Tailwind

colors: {
  custom: {
    50: '#66959f',
    500: '#166b78',
    950: '#000000',
  },
}

SCSS

$custom: #166b78;
$custom-light: #66959f;
$custom-dark: #000000;

JSON

{
  "hex": "#166b78",
  "rgb": {
    "r": 22,
    "g": 107,
    "b": 120
  },
  "hsl": {
    "h": 187.959,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.48629,
    "c": 0.07791,
    "h": 210.5
  },
  "luminance": 0.12042
}

Semantic roles & 50–950 ramp

primary

#166B78

secondary

#AD4B3C

accent

#533CEC

background

#F6F9F9

surface

#EBF1F2

border

#C6CBCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #166B78

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

Preview Lab → · Contrast checker → · Palette generator →