#133F43#133F43

#133F43 is a dark, muted teal. Relative luminance 0.041; OKLCH L 34.0% C 0.048 H 203.6°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#133F43
RGB	rgb(19, 63, 67)
HSL	hsl(185, 56%, 17%)
HSV	hsv(185, 72%, 26%)
CMYK	cmyk(71.6%, 6%, 0%, 73.7%)
CIE-LAB	lab(23.99, -13.35, -6.89)
CIE-LCH	lch(23.99, 15.02, 207.31°)
OKLab	oklab(33.97% -0.0437 -0.0191)
OKLCH	oklch(33.97% 0.048 203.6)
XYZ	xyz(3.0588, 4.0984, 5.9390)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F43 #431713

analogous

#13432F #133F43 #132743

triadic

#133F43 #43133F #3F4313

tetradic

#133F43 #2F1343 #431713 #274313

square

#133F43 #2F1343 #431713 #274313

split-complementary

#133F43 #431327 #432F13

monochromatic

#071618 #071618 #133F43 #216C73 #2E99A2

Accessibility & contrast

On white

11.54

#133F43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#133F43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F43

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F43	#FFFFFF	#000000	##FFFFFF
##133F43	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3C43

Deuteranopia (green-blind)

#323743

Tritanopia (blue-blind)

#004240

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #133f43;
/* rgb */ color: rgb(19, 63, 67);
/* oklch */ color: oklch(34.0% 0.048 203.6);

Tailwind

colors: {
  custom: {
    50: '#587477',
    500: '#133f43',
    950: '#000000',
  },
}

SCSS

$custom: #133f43;
$custom-light: #587477;
$custom-dark: #000000;

JSON

{
  "hex": "#133f43",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 67
  },
  "hsl": {
    "h": 185,
    "s": 55.814,
    "l": 16.863
  },
  "oklch": {
    "l": 0.33967,
    "c": 0.04766,
    "h": 203.6
  },
  "luminance": 0.04099
}

Semantic roles & 50–950 ramp

primary

#133F43

secondary

#7C3C36

accent

#5549DF

background

#F5F7F7

surface

#E9EDED

border

#C5C8C8

text

#040808

muted

#797B7B

Preview Lab

Preview with #133F43

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

Preview Lab → · Contrast checker → · Palette generator →