#183E35#183E35

#183E35 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.046 H 175.5°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#183E35
RGB	rgb(24, 62, 53)
HSL	hsl(166, 44%, 17%)
HSV	hsv(166, 61%, 24%)
CMYK	cmyk(61.3%, 0%, 14.5%, 75.7%)
CIE-LAB	lab(23.33, -16.16, 1.46)
CIE-LCH	lch(23.33, 16.23, 174.86°)
OKLab	oklab(33.32% -0.0463 0.0036)
OKLCH	oklch(33.32% 0.046 175.5)
XYZ	xyz(2.7416, 3.8962, 3.9750)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#183E35 #3E1821

analogous

#183E22 #183E35 #18343E

triadic

#183E35 #35183E #3E3518

tetradic

#183E35 #22183E #3E1821 #343E18

square

#183E35 #22183E #3E1821 #343E18

split-complementary

#183E35 #3E1834 #3E2218

monochromatic

#091613 #091613 #183E35 #296A5B #3A9680

Accessibility & contrast

On white

11.80

#183E35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#183E35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #183E35

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##183E35	#FFFFFF	#000000	##FFFFFF
##183E35	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3A35

Deuteranopia (green-blind)

#363636

Tritanopia (blue-blind)

#053F3B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #183e35;
/* rgb */ color: rgb(24, 62, 53);
/* oklch */ color: oklch(33.3% 0.046 175.5);

Tailwind

colors: {
  custom: {
    50: '#59736c',
    500: '#183e35',
    950: '#000000',
  },
}

SCSS

$custom: #183e35;
$custom-light: #59736c;
$custom-dark: #000000;

JSON

{
  "hex": "#183e35",
  "rgb": {
    "r": 24,
    "g": 62,
    "b": 53
  },
  "hsl": {
    "h": 165.789,
    "s": 44.186,
    "l": 16.863
  },
  "oklch": {
    "l": 0.33316,
    "c": 0.04642,
    "h": 175.5
  },
  "luminance": 0.03896
}

Semantic roles & 50–950 ramp

primary

#183E35

secondary

#743D4A

accent

#5472D4

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#040806

muted

#797B7A

Preview Lab

Preview with #183E35

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

Preview Lab → · Contrast checker → · Palette generator →