#18636F#18636F

#18636F is a mid, moderate teal. Relative luminance 0.103; OKLCH L 46.1% C 0.072 H 210.8°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#18636F
RGB	rgb(24, 99, 111)
HSL	hsl(188, 64%, 26%)
HSV	hsv(188, 78%, 44%)
CMYK	cmyk(78.4%, 10.8%, 0%, 56.5%)
CIE-LAB	lab(38.31, -17.70, -13.22)
CIE-LCH	lch(38.31, 22.09, 216.76°)
OKLab	oklab(46.13% -0.0618 -0.0368)
OKLCH	oklch(46.13% 0.072 210.8)
XYZ	xyz(7.7065, 10.2646, 16.6110)
Luminance	0.1027 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18636F #6F2418

analogous

#186F50 #18636F #18386F

triadic

#18636F #6F1863 #636F18

tetradic

#18636F #50186F #6F2418 #386F18

square

#18636F #50186F #6F2418 #386F18

split-complementary

#18636F #6F1838 #6F5018

monochromatic

#051619 #0D363D #18636F #2390A1 #2FBCD2

Accessibility & contrast

On white

6.88

#18636F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#18636F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18636F

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18636F	#FFFFFF	#000000	##FFFFFF
##18636F	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595F70

Deuteranopia (green-blind)

#4D566F

Tritanopia (blue-blind)

#006867

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #18636f;
/* rgb */ color: rgb(24, 99, 111);
/* oklch */ color: oklch(46.1% 0.072 210.8);

Tailwind

colors: {
  custom: {
    50: '#648f98',
    500: '#18636f',
    950: '#000000',
  },
}

SCSS

$custom: #18636f;
$custom-light: #648f98;
$custom-dark: #000000;

JSON

{
  "hex": "#18636f",
  "rgb": {
    "r": 24,
    "g": 99,
    "b": 111
  },
  "hsl": {
    "h": 188.276,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.4613,
    "c": 0.07198,
    "h": 210.8
  },
  "luminance": 0.10266
}

Semantic roles & 50–950 ramp

primary

#18636F

secondary

#A54C3E

accent

#5740E7

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #18636F

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

Preview Lab → · Contrast checker → · Palette generator →