#18636E#18636E

#18636E is a mid, moderate teal. Relative luminance 0.102; OKLCH L 46.1% C 0.072 H 209.5°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#18636E
RGB	rgb(24, 99, 110)
HSL	hsl(188, 64%, 26%)
HSV	hsv(188, 78%, 43%)
CMYK	cmyk(78.2%, 10%, 0%, 56.9%)
CIE-LAB	lab(38.27, -18.05, -12.67)
CIE-LCH	lch(38.27, 22.05, 215.07°)
OKLab	oklab(46.09% -0.0623 -0.0352)
OKLCH	oklch(46.09% 0.072 209.5)
XYZ	xyz(7.6518, 10.2427, 16.3226)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18636E #6E2318

analogous

#186E4E #18636E #18386E

triadic

#18636E #6E1863 #636E18

tetradic

#18636E #4E186E #6E2318 #386E18

square

#18636E #4E186E #6E2318 #386E18

split-complementary

#18636E #6E1838 #6E4E18

monochromatic

#051719 #0D363C #18636E #2390A0 #2FBDD2

Accessibility & contrast

On white

6.89

#18636E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#18636E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #18636E

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18636E	#FFFFFF	#000000	##FFFFFF
##18636E	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595F6F

Deuteranopia (green-blind)

#4D566E

Tritanopia (blue-blind)

#006866

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #18636e;
/* rgb */ color: rgb(24, 99, 110);
/* oklch */ color: oklch(46.1% 0.072 209.5);

Tailwind

colors: {
  custom: {
    50: '#648f97',
    500: '#18636e',
    950: '#000000',
  },
}

SCSS

$custom: #18636e;
$custom-light: #648f97;
$custom-dark: #000000;

JSON

{
  "hex": "#18636e",
  "rgb": {
    "r": 24,
    "g": 99,
    "b": 110
  },
  "hsl": {
    "h": 187.674,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.46086,
    "c": 0.07159,
    "h": 209.5
  },
  "luminance": 0.10244
}

Semantic roles & 50–950 ramp

primary

#18636E

secondary

#A44B3E

accent

#5641E7

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#060C0D

muted

#7A7D7E

Preview Lab

Preview with #18636E

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

Preview Lab → · Contrast checker → · Palette generator →