#184D40#184D40

#184D40 is a dark, moderate teal. Relative luminance 0.059; OKLCH L 38.1% C 0.060 H 173.8°. Best body text is #FFFFFF at 9.66:1 contrast (WCAG AA passes).

Color values

HEX	#184D40
RGB	rgb(24, 77, 64)
HSL	hsl(165, 52%, 20%)
HSV	hsv(165, 69%, 30%)
CMYK	cmyk(68.8%, 0%, 16.9%, 69.8%)
CIE-LAB	lab(29.09, -21.07, 2.59)
CIE-LCH	lch(29.09, 21.23, 172.98°)
OKLab	oklab(38.11% -0.0597 0.0065)
OKLCH	oklch(38.11% 0.06 173.8)
XYZ	xyz(3.9555, 5.8717, 5.7744)
Luminance	0.0587 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#184D40 #4D1825

analogous

#184D26 #184D40 #18404D

triadic

#184D40 #40184D #4D4018

tetradic

#184D40 #26184D #4D1825 #404D18

square

#184D40 #26184D #4D1825 #404D18

split-complementary

#184D40 #4D1840 #4D2618

monochromatic

#071713 #091E19 #184D40 #277C67 #35AA8E

Accessibility & contrast

On white

9.66

#184D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#184D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #184D40

9.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##184D40	#FFFFFF	#000000	##FFFFFF
##184D40	1.00	9.66	2.17	9.66
#FFFFFF	9.66	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A483F

Deuteranopia (green-blind)

#434241

Tritanopia (blue-blind)

#004E49

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #184d40;
/* rgb */ color: rgb(24, 77, 64);
/* oklch */ color: oklch(38.1% 0.060 173.8);

Tailwind

colors: {
  custom: {
    50: '#5c7f74',
    500: '#184d40',
    950: '#000000',
  },
}

SCSS

$custom: #184d40;
$custom-light: #5c7f74;
$custom-dark: #000000;

JSON

{
  "hex": "#184d40",
  "rgb": {
    "r": 24,
    "g": 77,
    "b": 64
  },
  "hsl": {
    "h": 165.283,
    "s": 52.475,
    "l": 19.804
  },
  "oklch": {
    "l": 0.38111,
    "c": 0.06011,
    "h": 173.8
  },
  "luminance": 0.05872
}

Semantic roles & 50–950 ramp

primary

#184D40

secondary

#843D4E

accent

#4C6FDC

background

#F5F7F7

surface

#E9EEED

border

#C5C9C8

text

#040A08

muted

#797C7B

Preview Lab

Preview with #184D40

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

Preview Lab → · Contrast checker → · Palette generator →