#133E40#133E40

#133E40 is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.5% C 0.047 H 199.5°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#133E40
RGB	rgb(19, 62, 64)
HSL	hsl(183, 54%, 16%)
HSV	hsv(183, 70%, 25%)
CMYK	cmyk(70.3%, 3.1%, 0%, 74.9%)
CIE-LAB	lab(23.52, -13.80, -5.61)
CIE-LCH	lch(23.52, 14.90, 202.13°)
OKLab	oklab(33.54% -0.0439 -0.0155)
OKLCH	oklch(33.54% 0.047 199.5)
XYZ	xyz(2.9162, 3.9536, 5.4589)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133E40 #401513

analogous

#13402C #133E40 #132840

triadic

#133E40 #40133E #3E4013

tetradic

#133E40 #2C1340 #401513 #284013

square

#133E40 #2C1340 #401513 #284013

split-complementary

#133E40 #401328 #402C13

monochromatic

#071718 #071718 #133E40 #216C6F #2F999E

Accessibility & contrast

On white

11.73

#133E40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#133E40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133E40

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133E40	#FFFFFF	#000000	##FFFFFF
##133E40	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393B40

Deuteranopia (green-blind)

#323640

Tritanopia (blue-blind)

#00403E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #133e40;
/* rgb */ color: rgb(19, 62, 64);
/* oklch */ color: oklch(33.5% 0.047 199.5);

Tailwind

colors: {
  custom: {
    50: '#587374',
    500: '#133e40',
    950: '#000000',
  },
}

SCSS

$custom: #133e40;
$custom-light: #587374;
$custom-dark: #000000;

JSON

{
  "hex": "#133e40",
  "rgb": {
    "r": 19,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 182.667,
    "s": 54.217,
    "l": 16.275
  },
  "oklch": {
    "l": 0.33544,
    "c": 0.0466,
    "h": 199.5
  },
  "luminance": 0.03954
}

Semantic roles & 50–950 ramp

primary

#133E40

secondary

#793936

accent

#514ADE

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#030808

muted

#787B7B

Preview Lab

Preview with #133E40

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

Preview Lab → · Contrast checker → · Palette generator →