#18503D#18503D

#18503D is a dark, moderate teal. Relative luminance 0.063; OKLCH L 38.9% C 0.067 H 166.9°. Best body text is #FFFFFF at 9.32:1 contrast (WCAG AA passes).

Color values

HEX	#18503D
RGB	rgb(24, 80, 61)
HSL	hsl(160, 54%, 20%)
HSV	hsv(160, 70%, 31%)
CMYK	cmyk(70%, 0%, 23.7%, 68.6%)
CIE-LAB	lab(30.08, -23.44, 5.93)
CIE-LCH	lch(30.08, 24.18, 165.81°)
OKLab	oklab(38.89% -0.0651 0.0152)
OKLCH	oklch(38.89% 0.067 166.9)
XYZ	xyz(4.0872, 6.2680, 5.4084)
Luminance	0.0627 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18503D #50182B

analogous

#185021 #18503D #184750

triadic

#18503D #3D1850 #503D18

tetradic

#18503D #211850 #50182B #475018

square

#18503D #211850 #50182B #475018

split-complementary

#18503D #501847 #502118

monochromatic

#071812 #0A2119 #18503D #267F61 #34AE85

Accessibility & contrast

On white

9.32

#18503D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#18503D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18503D

9.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18503D	#FFFFFF	#000000	##FFFFFF
##18503D	1.00	9.32	2.25	9.32
#FFFFFF	9.32	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A3C

Deuteranopia (green-blind)

#46453E

Tritanopia (blue-blind)

#00504B

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #18503d;
/* rgb */ color: rgb(24, 80, 61);
/* oklch */ color: oklch(38.9% 0.067 166.9);

Tailwind

colors: {
  custom: {
    50: '#5d8172',
    500: '#18503d',
    950: '#000000',
  },
}

SCSS

$custom: #18503d;
$custom-light: #5d8172;
$custom-dark: #000000;

JSON

{
  "hex": "#18503d",
  "rgb": {
    "r": 24,
    "g": 80,
    "b": 61
  },
  "hsl": {
    "h": 159.643,
    "s": 53.846,
    "l": 20.392
  },
  "oklch": {
    "l": 0.38893,
    "c": 0.06684,
    "h": 166.9
  },
  "luminance": 0.06268
}

Semantic roles & 50–950 ramp

primary

#18503D

secondary

#873D56

accent

#4B7CDD

background

#F5F7F6

surface

#E9EEEC

border

#C5C9C7

text

#040A08

muted

#797C7B

Preview Lab

Preview with #18503D

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

Preview Lab → · Contrast checker → · Palette generator →