#183E34#183E34

#183E34 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.047 H 173.6°. Best body text is #FFFFFF at 11.82:1 contrast (WCAG AA passes).

Color values

HEX	#183E34
RGB	rgb(24, 62, 52)
HSL	hsl(164, 44%, 17%)
HSV	hsv(164, 61%, 24%)
CMYK	cmyk(61.3%, 0%, 16.1%, 75.7%)
CIE-LAB	lab(23.29, -16.46, 2.08)
CIE-LCH	lch(23.29, 16.59, 172.81°)
OKLab	oklab(33.28% -0.0468 0.0052)
OKLCH	oklch(33.28% 0.047 173.6)
XYZ	xyz(2.7189, 3.8871, 3.8552)
Luminance	0.0389 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183E34 #3E1822

analogous

#183E21 #183E34 #18353E

triadic

#183E34 #34183E #3E3418

tetradic

#183E34 #21183E #3E1822 #353E18

square

#183E34 #21183E #3E1822 #353E18

split-complementary

#183E34 #3E1835 #3E2118

monochromatic

#091613 #091613 #183E34 #296A59 #3A967E

Accessibility & contrast

On white

11.82

#183E34 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#183E34 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183E34

11.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183E34	#FFFFFF	#000000	##FFFFFF
##183E34	1.00	11.82	1.78	11.82
#FFFFFF	11.82	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3A34

Deuteranopia (green-blind)

#363635

Tritanopia (blue-blind)

#053F3B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #183e34;
/* rgb */ color: rgb(24, 62, 52);
/* oklch */ color: oklch(33.3% 0.047 173.6);

Tailwind

colors: {
  custom: {
    50: '#59736b',
    500: '#183e34',
    950: '#000000',
  },
}

SCSS

$custom: #183e34;
$custom-light: #59736b;
$custom-dark: #000000;

JSON

{
  "hex": "#183e34",
  "rgb": {
    "r": 24,
    "g": 62,
    "b": 52
  },
  "hsl": {
    "h": 164.211,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.33281,
    "c": 0.04712,
    "h": 173.6
  },
  "luminance": 0.03887
}

Semantic roles & 50–950 ramp

primary

#183E34

secondary

#743D4C

accent

#5476D4

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#040806

muted

#797B7A

Preview Lab

Preview with #183E34

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

Preview Lab → · Contrast checker → · Palette generator →