#18554F#18554F

#18554F is a dark, moderate teal. Relative luminance 0.073; OKLCH L 40.9% C 0.062 H 185.7°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#18554F
RGB	rgb(24, 85, 79)
HSL	hsl(174, 56%, 21%)
HSV	hsv(174, 72%, 33%)
CMYK	cmyk(71.8%, 0%, 7.1%, 66.7%)
CIE-LAB	lab(32.38, -20.74, -2.16)
CIE-LCH	lch(32.38, 20.86, 185.96°)
OKLab	oklab(40.95% -0.0615 -0.0062)
OKLCH	oklch(40.95% 0.062 185.7)
XYZ	xyz(5.0358, 7.2551, 8.5306)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18554F #55181E

analogous

#185531 #18554F #183D55

triadic

#18554F #4F1855 #554F18

tetradic

#18554F #311855 #55181E #3D5518

square

#18554F #311855 #55181E #3D5518

split-complementary

#18554F #55183D #553118

monochromatic

#071816 #0B2523 #18554F #25857B #33B4A8

Accessibility & contrast

On white

8.57

#18554F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#18554F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18554F

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18554F	#FFFFFF	#000000	##FFFFFF
##18554F	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50504F

Deuteranopia (green-blind)

#474950

Tritanopia (blue-blind)

#005753

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #18554f;
/* rgb */ color: rgb(24, 85, 79);
/* oklch */ color: oklch(40.9% 0.062 185.7);

Tailwind

colors: {
  custom: {
    50: '#5f8580',
    500: '#18554f',
    950: '#000000',
  },
}

SCSS

$custom: #18554f;
$custom-light: #5f8580;
$custom-dark: #000000;

JSON

{
  "hex": "#18554f",
  "rgb": {
    "r": 24,
    "g": 85,
    "b": 79
  },
  "hsl": {
    "h": 174.098,
    "s": 55.963,
    "l": 21.373
  },
  "oklch": {
    "l": 0.40945,
    "c": 0.06182,
    "h": 185.7
  },
  "luminance": 0.07256
}

Semantic roles & 50–950 ramp

primary

#18554F

secondary

#8C3D45

accent

#4957DF

background

#F5F8F7

surface

#EAEFEE

border

#C6CAC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #18554F

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

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