#166D57#166D57

#166D57 is a mid, moderate teal. Relative luminance 0.118; OKLCH L 48.0% C 0.087 H 171.2°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#166D57
RGB	rgb(22, 109, 87)
HSL	hsl(165, 66%, 26%)
HSV	hsv(165, 80%, 43%)
CMYK	cmyk(79.8%, 0%, 20.2%, 57.3%)
CIE-LAB	lab(40.89, -30.57, 5.23)
CIE-LCH	lch(40.89, 31.02, 170.29°)
OKLab	oklab(47.96% -0.0856 0.0133)
OKLCH	oklch(47.96% 0.087 171.2)
XYZ	xyz(7.5189, 11.7951, 10.8954)
Luminance	0.1180 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166D57 #6D162C

analogous

#166D2C #166D57 #16576D

triadic

#166D57 #57166D #6D5716

tetradic

#166D57 #2C166D #6D162C #576D16

square

#166D57 #2C166D #6D162C #576D16

split-complementary

#166D57 #6D1657 #6D2C16

monochromatic

#051914 #0C3A2E #166D57 #20A080 #2BD3A8

Accessibility & contrast

On white

6.25

#166D57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#166D57 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166D57

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166D57	#FFFFFF	#000000	##FFFFFF
##166D57	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#696556

Deuteranopia (green-blind)

#5E5D59

Tritanopia (blue-blind)

#006E67

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #166d57;
/* rgb */ color: rgb(22, 109, 87);
/* oklch */ color: oklch(48.0% 0.087 171.2);

Tailwind

colors: {
  custom: {
    50: '#639786',
    500: '#166d57',
    950: '#000000',
  },
}

SCSS

$custom: #166d57;
$custom-light: #639786;
$custom-dark: #000000;

JSON

{
  "hex": "#166d57",
  "rgb": {
    "r": 22,
    "g": 109,
    "b": 87
  },
  "hsl": {
    "h": 164.828,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.47956,
    "c": 0.0866,
    "h": 171.2
  },
  "luminance": 0.11796
}

Semantic roles & 50–950 ramp

primary

#166D57

secondary

#A33C56

accent

#3E6AE9

background

#F6F9F8

surface

#EBF2EF

border

#C6CCCA

text

#060D0B

muted

#7A7E7C

Preview Lab

Preview with #166D57

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

Preview Lab → · Contrast checker → · Palette generator →