#18666F#18666F

#18666F is a mid, moderate teal. Relative luminance 0.108; OKLCH L 46.9% C 0.073 H 206.6°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#18666F
RGB	rgb(24, 102, 111)
HSL	hsl(186, 64%, 26%)
HSV	hsv(186, 78%, 44%)
CMYK	cmyk(78.4%, 8.1%, 0%, 56.5%)
CIE-LAB	lab(39.32, -19.34, -11.70)
CIE-LCH	lch(39.32, 22.61, 211.17°)
OKLab	oklab(46.94% -0.0651 -0.0325)
OKLCH	oklch(46.94% 0.073 206.6)
XYZ	xyz(7.9960, 10.8437, 16.7075)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18666F #6F2118

analogous

#186F4D #18666F #183B6F

triadic

#18666F #6F1866 #666F18

tetradic

#18666F #4D186F #6F2118 #3B6F18

square

#18666F #4D186F #6F2118 #3B6F18

split-complementary

#18666F #6F183B #6F4D18

monochromatic

#051719 #0D383D #18666F #2394A1 #2FC1D2

Accessibility & contrast

On white

6.63

#18666F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#18666F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18666F

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18666F	#FFFFFF	#000000	##FFFFFF
##18666F	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D6270

Deuteranopia (green-blind)

#51596F

Tritanopia (blue-blind)

#006B69

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #18666f;
/* rgb */ color: rgb(24, 102, 111);
/* oklch */ color: oklch(46.9% 0.073 206.6);

Tailwind

colors: {
  custom: {
    50: '#659298',
    500: '#18666f',
    950: '#000000',
  },
}

SCSS

$custom: #18666f;
$custom-light: #659298;
$custom-dark: #000000;

JSON

{
  "hex": "#18666f",
  "rgb": {
    "r": 24,
    "g": 102,
    "b": 111
  },
  "hsl": {
    "h": 186.207,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.46939,
    "c": 0.07279,
    "h": 206.6
  },
  "luminance": 0.10845
}

Semantic roles & 50–950 ramp

primary

#18666F

secondary

#A5493E

accent

#5240E7

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060D0D

muted

#7A7D7E

Preview Lab

Preview with #18666F

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

Preview Lab → · Contrast checker → · Palette generator →