#183F2C#183F2C

#183F2C is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.056 H 159.9°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#183F2C
RGB	rgb(24, 63, 44)
HSL	hsl(151, 45%, 17%)
HSV	hsv(151, 62%, 25%)
CMYK	cmyk(61.9%, 0%, 30.2%, 75.3%)
CIE-LAB	lab(23.44, -19.19, 7.57)
CIE-LCH	lch(23.44, 20.63, 158.46°)
OKLab	oklab(33.33% -0.0527 0.0193)
OKLCH	oklch(33.33% 0.056 159.9)
XYZ	xyz(2.6086, 3.9308, 3.0036)
Luminance	0.0393 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183F2C #3F182B

analogous

#183F18 #183F2C #183F3F

triadic

#183F2C #2C183F #3F2C18

tetradic

#183F2C #18183F #3F182B #3F3F18

square

#183F2C #18183F #3F182B #3F3F18

split-complementary

#183F2C #3F183F #3F1818

monochromatic

#08160F #08160F #183F2C #296B4B #3A986A

Accessibility & contrast

On white

11.76

#183F2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#183F2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183F2C

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183F2C	#FFFFFF	#000000	##FFFFFF
##183F2C	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2B

Deuteranopia (green-blind)

#39362D

Tritanopia (blue-blind)

#0A3F3A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #183f2c;
/* rgb */ color: rgb(24, 63, 44);
/* oklch */ color: oklch(33.3% 0.056 159.9);

Tailwind

colors: {
  custom: {
    50: '#597465',
    500: '#183f2c',
    950: '#000000',
  },
}

SCSS

$custom: #183f2c;
$custom-light: #597465;
$custom-dark: #000000;

JSON

{
  "hex": "#183f2c",
  "rgb": {
    "r": 24,
    "g": 63,
    "b": 44
  },
  "hsl": {
    "h": 150.769,
    "s": 44.828,
    "l": 17.059
  },
  "oklch": {
    "l": 0.33327,
    "c": 0.05611,
    "h": 159.9
  },
  "luminance": 0.03931
}

Semantic roles & 50–950 ramp

primary

#183F2C

secondary

#753D59

accent

#5392D5

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#040805

muted

#797B7A

Preview Lab

Preview with #183F2C

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

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