#166B63#166B63

#166B63 is a mid, moderate teal. Relative luminance 0.116; OKLCH L 47.8% C 0.078 H 185.4°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#166B63
RGB	rgb(22, 107, 99)
HSL	hsl(174, 66%, 25%)
HSV	hsv(174, 79%, 42%)
CMYK	cmyk(79.4%, 0%, 7.5%, 58%)
CIE-LAB	lab(40.55, -26.10, -2.54)
CIE-LCH	lch(40.55, 26.23, 185.55°)
OKLab	oklab(47.79% -0.0772 -0.0073)
OKLCH	oklch(47.79% 0.078 185.4)
XYZ	xyz(7.8396, 11.5859, 13.6251)
Luminance	0.1159 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166B63 #6B161E

analogous

#166B38 #166B63 #16486B

triadic

#166B63 #63166B #6B6316

tetradic

#166B63 #38166B #6B161E #486B16

square

#166B63 #38166B #6B161E #486B16

split-complementary

#166B63 #6B1648 #6B3816

monochromatic

#051917 #0C3834 #166B63 #209E92 #2BD1C1

Accessibility & contrast

On white

6.33

#166B63 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#166B63 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166B63

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166B63	#FFFFFF	#000000	##FFFFFF
##166B63	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656563

Deuteranopia (green-blind)

#595C64

Tritanopia (blue-blind)

#006E68

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #166b63;
/* rgb */ color: rgb(22, 107, 99);
/* oklch */ color: oklch(47.8% 0.078 185.4);

Tailwind

colors: {
  custom: {
    50: '#64968f',
    500: '#166b63',
    950: '#000000',
  },
}

SCSS

$custom: #166b63;
$custom-light: #64968f;
$custom-dark: #000000;

JSON

{
  "hex": "#166b63",
  "rgb": {
    "r": 22,
    "g": 107,
    "b": 99
  },
  "hsl": {
    "h": 174.353,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.47794,
    "c": 0.07753,
    "h": 185.4
  },
  "luminance": 0.11587
}

Semantic roles & 50–950 ramp

primary

#166B63

secondary

#A13B45

accent

#3F4FE9

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#060D0C

muted

#7A7E7D

Preview Lab

Preview with #166B63

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

Preview Lab → · Contrast checker → · Palette generator →