#166A5B#166A5B

#166A5B is a mid, moderate teal. Relative luminance 0.112; OKLCH L 47.2% C 0.080 H 177.5°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#166A5B
RGB	rgb(22, 106, 91)
HSL	hsl(169, 66%, 25%)
HSV	hsv(169, 79%, 42%)
CMYK	cmyk(79.2%, 0%, 14.2%, 58.4%)
CIE-LAB	lab(39.97, -28.02, 1.48)
CIE-LCH	lch(39.97, 28.06, 176.97°)
OKLab	oklab(47.24% -0.0802 0.0035)
OKLCH	oklch(47.24% 0.08 177.5)
XYZ	xyz(7.3723, 11.2331, 11.6752)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166A5B #6A1625

analogous

#166A31 #166A5B #164F6A

triadic

#166A5B #5B166A #6A5B16

tetradic

#166A5B #31166A #6A1625 #4F6A16

square

#166A5B #31166A #6A1625 #4F6A16

split-complementary

#166A5B #6A164F #6A3116

monochromatic

#051916 #0B372F #166A5B #219D87 #2BCFB2

Accessibility & contrast

On white

6.47

#166A5B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#166A5B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166A5B

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166A5B	#FFFFFF	#000000	##FFFFFF
##166A5B	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#65635A

Deuteranopia (green-blind)

#5A5B5C

Tritanopia (blue-blind)

#006C65

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #166a5b;
/* rgb */ color: rgb(22, 106, 91);
/* oklch */ color: oklch(47.2% 0.080 177.5);

Tailwind

colors: {
  custom: {
    50: '#639589',
    500: '#166a5b',
    950: '#000000',
  },
}

SCSS

$custom: #166a5b;
$custom-light: #639589;
$custom-dark: #000000;

JSON

{
  "hex": "#166a5b",
  "rgb": {
    "r": 22,
    "g": 106,
    "b": 91
  },
  "hsl": {
    "h": 169.286,
    "s": 65.625,
    "l": 25.098
  },
  "oklch": {
    "l": 0.47241,
    "c": 0.08027,
    "h": 177.5
  },
  "luminance": 0.11234
}

Semantic roles & 50–950 ramp

primary

#166A5B

secondary

#A03B4D

accent

#3F5DE9

background

#F6F9F8

surface

#EBF2F0

border

#C6CCCB

text

#060D0B

muted

#7A7E7C

Preview Lab

Preview with #166A5B

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

Preview Lab → · Contrast checker → · Palette generator →