#18524B#18524B

#18524B is a dark, moderate teal. Relative luminance 0.067; OKLCH L 39.9% C 0.060 H 183.8°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).

Color values

HEX	#18524B
RGB	rgb(24, 82, 75)
HSL	hsl(173, 55%, 21%)
HSV	hsv(173, 71%, 32%)
CMYK	cmyk(70.7%, 0%, 8.5%, 67.8%)
CIE-LAB	lab(31.20, -20.40, -1.36)
CIE-LCH	lch(31.20, 20.44, 183.83°)
OKLab	oklab(39.94% -0.06 -0.004)
OKLCH	oklch(39.94% 0.06 183.8)
XYZ	xyz(4.6634, 6.7363, 7.7097)
Luminance	0.0674 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18524B #52181F

analogous

#18522E #18524B #183C52

triadic

#18524B #4B1852 #524B18

tetradic

#18524B #2E1852 #52181F #3C5218

square

#18524B #2E1852 #52181F #3C5218

split-complementary

#18524B #52183C #522E18

monochromatic

#071816 #0A2320 #18524B #268176 #34B1A2

Accessibility & contrast

On white

8.95

#18524B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#18524B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18524B

8.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18524B	#FFFFFF	#000000	##FFFFFF
##18524B	1.00	8.95	2.35	8.95
#FFFFFF	8.95	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4D4B

Deuteranopia (green-blind)

#45474C

Tritanopia (blue-blind)

#005450

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #18524b;
/* rgb */ color: rgb(24, 82, 75);
/* oklch */ color: oklch(39.9% 0.060 183.8);

Tailwind

colors: {
  custom: {
    50: '#5e837d',
    500: '#18524b',
    950: '#000000',
  },
}

SCSS

$custom: #18524b;
$custom-light: #5e837d;
$custom-dark: #000000;

JSON

{
  "hex": "#18524b",
  "rgb": {
    "r": 24,
    "g": 82,
    "b": 75
  },
  "hsl": {
    "h": 172.759,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.39942,
    "c": 0.06013,
    "h": 183.8
  },
  "luminance": 0.06737
}

Semantic roles & 50–950 ramp

primary

#18524B

secondary

#893D46

accent

#4A5CDE

background

#F5F8F7

surface

#E9EFEE

border

#C5CAC9

text

#050A09

muted

#797C7B

Preview Lab

Preview with #18524B

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

Preview Lab → · Contrast checker → · Palette generator →