#183B35#183B35

#183B35 is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.4% C 0.042 H 180.8°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#183B35
RGB	rgb(24, 59, 53)
HSL	hsl(170, 42%, 16%)
HSV	hsv(170, 59%, 23%)
CMYK	cmyk(59.3%, 0%, 10.2%, 76.9%)
CIE-LAB	lab(22.23, -14.45, -0.14)
CIE-LCH	lch(22.23, 14.45, 180.57°)
OKLab	oklab(32.43% -0.0421 -0.0006)
OKLCH	oklch(32.43% 0.042 180.8)
XYZ	xyz(2.5830, 3.5789, 3.9222)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183B35 #3B181E

analogous

#183B24 #183B35 #18303B

triadic

#183B35 #35183B #3B3518

tetradic

#183B35 #24183B #3B181E #303B18

square

#183B35 #24183B #3B181E #303B18

split-complementary

#183B35 #3B1830 #3B2418

monochromatic

#091614 #091614 #183B35 #2A675C #3B9283

Accessibility & contrast

On white

12.24

#183B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#183B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183B35

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183B35	#FFFFFF	#000000	##FFFFFF
##183B35	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383835

Deuteranopia (green-blind)

#333336

Tritanopia (blue-blind)

#063C39

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #183b35;
/* rgb */ color: rgb(24, 59, 53);
/* oklch */ color: oklch(32.4% 0.042 180.8);

Tailwind

colors: {
  custom: {
    50: '#58716c',
    500: '#183b35',
    950: '#000000',
  },
}

SCSS

$custom: #183b35;
$custom-light: #58716c;
$custom-dark: #000000;

JSON

{
  "hex": "#183b35",
  "rgb": {
    "r": 24,
    "g": 59,
    "b": 53
  },
  "hsl": {
    "h": 169.714,
    "s": 42.169,
    "l": 16.275
  },
  "oklch": {
    "l": 0.32426,
    "c": 0.04215,
    "h": 180.8
  },
  "luminance": 0.03579
}

Semantic roles & 50–950 ramp

primary

#183B35

secondary

#713E46

accent

#566BD2

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #183B35

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

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