#18636D#18636D

#18636D is a mid, moderate teal. Relative luminance 0.102; OKLCH L 46.0% C 0.071 H 208.2°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#18636D
RGB	rgb(24, 99, 109)
HSL	hsl(187, 64%, 26%)
HSV	hsv(187, 78%, 43%)
CMYK	cmyk(78%, 9.2%, 0%, 57.3%)
CIE-LAB	lab(38.24, -18.39, -12.11)
CIE-LCH	lch(38.24, 22.02, 213.37°)
OKLab	oklab(46.04% -0.0628 -0.0337)
OKLCH	oklch(46.04% 0.071 208.2)
XYZ	xyz(7.5976, 10.2211, 16.0375)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18636D #6D2218

analogous

#186D4C #18636D #18386D

triadic

#18636D #6D1863 #636D18

tetradic

#18636D #4C186D #6D2218 #386D18

square

#18636D #4C186D #6D2218 #386D18

split-complementary

#18636D #6D1838 #6D4C18

monochromatic

#061719 #0D353B #18636D #23919F #2EBED1

Accessibility & contrast

On white

6.90

#18636D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#18636D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18636D

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18636D	#FFFFFF	#000000	##FFFFFF
##18636D	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5F6E

Deuteranopia (green-blind)

#4E566D

Tritanopia (blue-blind)

#006866

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #18636d;
/* rgb */ color: rgb(24, 99, 109);
/* oklch */ color: oklch(46.0% 0.071 208.2);

Tailwind

colors: {
  custom: {
    50: '#648f96',
    500: '#18636d',
    950: '#000000',
  },
}

SCSS

$custom: #18636d;
$custom-light: #648f96;
$custom-dark: #000000;

JSON

{
  "hex": "#18636d",
  "rgb": {
    "r": 24,
    "g": 99,
    "b": 109
  },
  "hsl": {
    "h": 187.059,
    "s": 63.91,
    "l": 26.078
  },
  "oklch": {
    "l": 0.46042,
    "c": 0.07124,
    "h": 208.2
  },
  "luminance": 0.10222
}

Semantic roles & 50–950 ramp

primary

#18636D

secondary

#A34A3E

accent

#5441E7

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #18636D

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

Preview Lab → · Contrast checker → · Palette generator →