#18818C#18818C

#18818C is a mid, moderate teal. Relative luminance 0.178; OKLCH L 55.3% C 0.089 H 206.0°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#18818C
RGB	rgb(24, 129, 140)
HSL	hsl(186, 71%, 32%)
HSV	hsv(186, 83%, 55%)
CMYK	cmyk(82.9%, 7.9%, 0%, 45.1%)
CIE-LAB	lab(49.24, -23.85, -14.03)
CIE-LCH	lch(49.24, 27.67, 210.47°)
OKLab	oklab(55.32% -0.0801 -0.0391)
OKLCH	oklch(55.32% 0.089 206)
XYZ	xyz(12.9585, 17.7865, 27.5560)
Luminance	0.1779 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18818C #8C2318

analogous

#188C5D #18818C #18478C

triadic

#18818C #8C1881 #818C18

tetradic

#18818C #5D188C #8C2318 #478C18

square

#18818C #5D188C #8C2318 #478C18

split-complementary

#18818C #8C1847 #8C5D18

monochromatic

#062124 #0F5158 #18818C #21B1C0 #40CFDE

Accessibility & contrast

On white

4.61

#18818C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#18818C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #18818C

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18818C	#FFFFFF	#000000	##FFFFFF
##18818C	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#757B8D

Deuteranopia (green-blind)

#66708C

Tritanopia (blue-blind)

#008784

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #18818c;
/* rgb */ color: rgb(24, 129, 140);
/* oklch */ color: oklch(55.3% 0.089 206.0);

Tailwind

colors: {
  custom: {
    50: '#6ca6ad',
    500: '#18818c',
    950: '#000000',
  },
}

SCSS

$custom: #18818c;
$custom-light: #6ca6ad;
$custom-dark: #000000;

JSON

{
  "hex": "#18818c",
  "rgb": {
    "r": 24,
    "g": 129,
    "b": 140
  },
  "hsl": {
    "h": 185.69,
    "s": 70.732,
    "l": 32.157
  },
  "oklch": {
    "l": 0.55318,
    "c": 0.08915,
    "h": 206
  },
  "luminance": 0.17788
}

Semantic roles & 50–950 ramp

primary

#18818C

secondary

#BF4D41

accent

#4B3AED

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #18818C

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

Preview Lab → · Contrast checker → · Palette generator →