#18543C#18543C

#18543C is a dark, moderate teal. Relative luminance 0.069; OKLCH L 40.0% C 0.074 H 162.8°. Best body text is #FFFFFF at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#18543C
RGB	rgb(24, 84, 60)
HSL	hsl(156, 56%, 21%)
HSV	hsv(156, 71%, 33%)
CMYK	cmyk(71.4%, 0%, 28.6%, 67.1%)
CIE-LAB	lab(31.49, -25.67, 8.54)
CIE-LCH	lch(31.49, 27.05, 161.60°)
OKLab	oklab(40.04% -0.0705 0.0218)
OKLCH	oklch(40.04% 0.074 162.8)
XYZ	xyz(4.3622, 6.8606, 5.3684)
Luminance	0.0686 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18543C #541830

analogous

#18541E #18543C #184E54

triadic

#18543C #3C1854 #543C18

tetradic

#18543C #1E1854 #541830 #4E5418

square

#18543C #1E1854 #541830 #4E5418

split-complementary

#18543C #54184E #541E18

monochromatic

#071811 #0A241A #18543C #26845E #33B380

Accessibility & contrast

On white

8.85

#18543C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#18543C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18543C

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18543C	#FFFFFF	#000000	##FFFFFF
##18543C	1.00	8.85	2.37	8.85
#FFFFFF	8.85	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534E3B

Deuteranopia (green-blind)

#4A483E

Tritanopia (blue-blind)

#00544D

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #18543c;
/* rgb */ color: rgb(24, 84, 60);
/* oklch */ color: oklch(40.0% 0.074 162.8);

Tailwind

colors: {
  custom: {
    50: '#5d8471',
    500: '#18543c',
    950: '#000000',
  },
}

SCSS

$custom: #18543c;
$custom-light: #5d8471;
$custom-dark: #000000;

JSON

{
  "hex": "#18543c",
  "rgb": {
    "r": 24,
    "g": 84,
    "b": 60
  },
  "hsl": {
    "h": 156,
    "s": 55.556,
    "l": 21.176
  },
  "oklch": {
    "l": 0.40038,
    "c": 0.0738,
    "h": 162.8
  },
  "luminance": 0.06861
}

Semantic roles & 50–950 ramp

primary

#18543C

secondary

#8B3D5C

accent

#4985DF

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #18543C

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

Preview Lab → · Contrast checker → · Palette generator →