#133C3D#133C3D

#133C3D is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.8% C 0.045 H 197.4°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#133C3D
RGB	rgb(19, 60, 61)
HSL	hsl(181, 53%, 16%)
HSV	hsv(181, 69%, 24%)
CMYK	cmyk(68.9%, 1.6%, 0%, 76.1%)
CIE-LAB	lab(22.68, -13.66, -4.87)
CIE-LCH	lch(22.68, 14.50, 199.62°)
OKLab	oklab(32.83% -0.0429 -0.0135)
OKLCH	oklch(32.83% 0.045 197.4)
XYZ	xyz(2.7264, 3.7068, 4.9858)
Luminance	0.0371 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C3D #3D1413

analogous

#133D29 #133C3D #13273D

triadic

#133C3D #3D133C #3C3D13

tetradic

#133C3D #29133D #3D1413 #273D13

square

#133C3D #29133D #3D1413 #273D13

split-complementary

#133C3D #3D1327 #3D2913

monochromatic

#071717 #071717 #133C3D #226A6C #30989A

Accessibility & contrast

On white

12.06

#133C3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#133C3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C3D

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C3D	#FFFFFF	#000000	##FFFFFF
##133C3D	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38393D

Deuteranopia (green-blind)

#31343D

Tritanopia (blue-blind)

#003E3C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133c3d;
/* rgb */ color: rgb(19, 60, 61);
/* oklch */ color: oklch(32.8% 0.045 197.4);

Tailwind

colors: {
  custom: {
    50: '#577272',
    500: '#133c3d',
    950: '#000000',
  },
}

SCSS

$custom: #133c3d;
$custom-light: #577272;
$custom-dark: #000000;

JSON

{
  "hex": "#133c3d",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 61
  },
  "hsl": {
    "h": 181.429,
    "s": 52.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.32828,
    "c": 0.04499,
    "h": 197.4
  },
  "luminance": 0.03707
}

Semantic roles & 50–950 ramp

primary

#133C3D

secondary

#753836

accent

#4F4CDC

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030808

muted

#787B7B

Preview Lab

Preview with #133C3D

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

Preview Lab → · Contrast checker → · Palette generator →