#166E63#166E63

#166E63 is a mid, moderate teal. Relative luminance 0.122; OKLCH L 48.6% C 0.081 H 182.3°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#166E63
RGB	rgb(22, 110, 99)
HSL	hsl(173, 67%, 26%)
HSV	hsv(173, 80%, 43%)
CMYK	cmyk(80%, 0%, 10%, 56.9%)
CIE-LAB	lab(41.57, -27.58, -1.04)
CIE-LCH	lch(41.57, 27.60, 182.16°)
OKLab	oklab(48.62% -0.0805 -0.0033)
OKLCH	oklch(48.62% 0.081 182.3)
XYZ	xyz(8.1578, 12.2223, 13.7311)
Luminance	0.1222 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166E63 #6E1621

analogous

#166E37 #166E63 #164D6E

triadic

#166E63 #63166E #6E6316

tetradic

#166E63 #37166E #6E1621 #4D6E16

square

#166E63 #37166E #6E1621 #4D6E16

split-complementary

#166E63 #6E164D #6E3716

monochromatic

#051A17 #0C3B35 #166E63 #20A191 #2AD4BF

Accessibility & contrast

On white

6.10

#166E63 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#166E63 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166E63

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166E63	#FFFFFF	#000000	##FFFFFF
##166E63	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#686763

Deuteranopia (green-blind)

#5D5E64

Tritanopia (blue-blind)

#00706B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #166e63;
/* rgb */ color: rgb(22, 110, 99);
/* oklch */ color: oklch(48.6% 0.081 182.3);

Tailwind

colors: {
  custom: {
    50: '#64988f',
    500: '#166e63',
    950: '#000000',
  },
}

SCSS

$custom: #166e63;
$custom-light: #64988f;
$custom-dark: #000000;

JSON

{
  "hex": "#166e63",
  "rgb": {
    "r": 22,
    "g": 110,
    "b": 99
  },
  "hsl": {
    "h": 172.5,
    "s": 66.667,
    "l": 25.882
  },
  "oklch": {
    "l": 0.48623,
    "c": 0.08053,
    "h": 182.3
  },
  "luminance": 0.12223
}

Semantic roles & 50–950 ramp

primary

#166E63

secondary

#A43C49

accent

#3E54EA

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#060D0C

muted

#7A7E7D

Preview Lab

Preview with #166E63

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

Preview Lab → · Contrast checker → · Palette generator →