#166C78#166C78

#166C78 is a mid, moderate teal. Relative luminance 0.123; OKLCH L 48.9% C 0.078 H 209.2°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#166C78
RGB	rgb(22, 108, 120)
HSL	hsl(187, 69%, 28%)
HSV	hsv(187, 82%, 47%)
CMYK	cmyk(81.7%, 10%, 0%, 52.9%)
CIE-LAB	lab(41.61, -19.74, -13.69)
CIE-LCH	lch(41.61, 24.02, 214.75°)
OKLab	oklab(48.9% -0.0682 -0.0381)
OKLCH	oklch(48.9% 0.078 209.2)
XYZ	xyz(9.0821, 12.2506, 19.6516)
Luminance	0.1225 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166C78 #782216

analogous

#167853 #166C78 #163B78

triadic

#166C78 #78166C #6C7816

tetradic

#166C78 #531678 #782216 #3B7816

square

#166C78 #531678 #782216 #3B7816

split-complementary

#166C78 #78163B #785316

monochromatic

#05171A #0D3D44 #166C78 #1F9BAC #2FC4D9

Accessibility & contrast

On white

6.09

#166C78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#166C78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166C78

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166C78	#FFFFFF	#000000	##FFFFFF
##166C78	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616879

Deuteranopia (green-blind)

#545E78

Tritanopia (blue-blind)

#007170

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #166c78;
/* rgb */ color: rgb(22, 108, 120);
/* oklch */ color: oklch(48.9% 0.078 209.2);

Tailwind

colors: {
  custom: {
    50: '#66969f',
    500: '#166c78',
    950: '#000000',
  },
}

SCSS

$custom: #166c78;
$custom-light: #66969f;
$custom-dark: #000000;

JSON

{
  "hex": "#166c78",
  "rgb": {
    "r": 22,
    "g": 108,
    "b": 120
  },
  "hsl": {
    "h": 187.347,
    "s": 69.014,
    "l": 27.843
  },
  "oklch": {
    "l": 0.48896,
    "c": 0.07811,
    "h": 209.2
  },
  "luminance": 0.12252
}

Semantic roles & 50–950 ramp

primary

#166C78

secondary

#AD4A3C

accent

#513CEC

background

#F6F9F9

surface

#EBF2F2

border

#C6CCCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #166C78

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

Preview Lab → · Contrast checker → · Palette generator →