#166C51#166C51

#166C51 is a mid, moderate teal. Relative luminance 0.115; OKLCH L 47.5% C 0.090 H 166.6°. Best body text is #FFFFFF at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#166C51
RGB	rgb(22, 108, 81)
HSL	hsl(161, 66%, 25%)
HSV	hsv(161, 80%, 42%)
CMYK	cmyk(79.6%, 0%, 25%, 57.6%)
CIE-LAB	lab(40.39, -31.73, 8.14)
CIE-LCH	lch(40.39, 32.75, 165.60°)
OKLab	oklab(47.5% -0.0876 0.0208)
OKLCH	oklch(47.5% 0.09 166.6)
XYZ	xyz(7.1778, 11.4889, 9.6223)
Luminance	0.1149 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166C51 #6C1631

analogous

#166C26 #166C51 #165C6C

triadic

#166C51 #51166C #6C5116

tetradic

#166C51 #26166C #6C1631 #5C6C16

square

#166C51 #26166C #6C1631 #5C6C16

split-complementary

#166C51 #6C165C #6C2616

monochromatic

#051913 #0C392B #166C51 #209F77 #2BD29D

Accessibility & contrast

On white

6.37

#166C51 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#166C51 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166C51

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166C51	#FFFFFF	#000000	##FFFFFF
##166C51	1.00	6.37	3.30	6.37
#FFFFFF	6.37	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696450

Deuteranopia (green-blind)

#5F5C53

Tritanopia (blue-blind)

#006C64

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #166c51;
/* rgb */ color: rgb(22, 108, 81);
/* oklch */ color: oklch(47.5% 0.090 166.6);

Tailwind

colors: {
  custom: {
    50: '#639781',
    500: '#166c51',
    950: '#000000',
  },
}

SCSS

$custom: #166c51;
$custom-light: #639781;
$custom-dark: #000000;

JSON

{
  "hex": "#166c51",
  "rgb": {
    "r": 22,
    "g": 108,
    "b": 81
  },
  "hsl": {
    "h": 161.163,
    "s": 66.154,
    "l": 25.49
  },
  "oklch": {
    "l": 0.47499,
    "c": 0.09008,
    "h": 166.6
  },
  "luminance": 0.1149
}

Semantic roles & 50–950 ramp

primary

#166C51

secondary

#A23C5C

accent

#3F74E9

background

#F6F9F7

surface

#EBF2EE

border

#C6CCC9

text

#060D0A

muted

#7A7E7C

Preview Lab

Preview with #166C51

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

Preview Lab → · Contrast checker → · Palette generator →