#18504D#18504D

#18504D is a dark, muted teal. Relative luminance 0.065; OKLCH L 39.4% C 0.057 H 190.0°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#18504D
RGB	rgb(24, 80, 77)
HSL	hsl(177, 54%, 20%)
HSV	hsv(177, 70%, 31%)
CMYK	cmyk(70%, 0%, 3.7%, 68.6%)
CIE-LAB	lab(30.56, -18.69, -3.58)
CIE-LCH	lch(30.56, 19.03, 190.85°)
OKLab	oklab(39.45% -0.0565 -0.01)
OKLCH	oklch(39.45% 0.057 190)
XYZ	xyz(4.5843, 6.4668, 8.0264)
Luminance	0.0647 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18504D #50181B

analogous

#185031 #18504D #183750

triadic

#18504D #4D1850 #504D18

tetradic

#18504D #311850 #50181B #375018

square

#18504D #311850 #50181B #375018

split-complementary

#18504D #501837 #503118

monochromatic

#071817 #0A2120 #18504D #267F7A #34AEA8

Accessibility & contrast

On white

9.16

#18504D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#18504D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18504D

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18504D	#FFFFFF	#000000	##FFFFFF
##18504D	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4C4D

Deuteranopia (green-blind)

#43454E

Tritanopia (blue-blind)

#00524F

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #18504d;
/* rgb */ color: rgb(24, 80, 77);
/* oklch */ color: oklch(39.4% 0.057 190.0);

Tailwind

colors: {
  custom: {
    50: '#5e817e',
    500: '#18504d',
    950: '#000000',
  },
}

SCSS

$custom: #18504d;
$custom-light: #5e817e;
$custom-dark: #000000;

JSON

{
  "hex": "#18504d",
  "rgb": {
    "r": 24,
    "g": 80,
    "b": 77
  },
  "hsl": {
    "h": 176.786,
    "s": 53.846,
    "l": 20.392
  },
  "oklch": {
    "l": 0.39446,
    "c": 0.05741,
    "h": 190
  },
  "luminance": 0.06467
}

Semantic roles & 50–950 ramp

primary

#18504D

secondary

#873D41

accent

#4B52DD

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#050A0A

muted

#797C7C

Preview Lab

Preview with #18504D

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

Preview Lab → · Contrast checker → · Palette generator →