#133B3A#133B3A

#133B3A is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.4% C 0.044 H 192.9°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#133B3A
RGB	rgb(19, 59, 58)
HSL	hsl(179, 51%, 15%)
HSV	hsv(179, 68%, 23%)
CMYK	cmyk(67.8%, 0%, 1.7%, 76.9%)
CIE-LAB	lab(22.20, -14.09, -3.56)
CIE-LCH	lch(22.20, 14.53, 194.19°)
OKLab	oklab(32.41% -0.0432 -0.0099)
OKLCH	oklch(32.41% 0.044 192.9)
XYZ	xyz(2.5959, 3.5716, 4.5547)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133B3A #3B1314

analogous

#133B26 #133B3A #13283B

triadic

#133B3A #3A133B #3B3A13

tetradic

#133B3A #26133B #3B1314 #283B13

square

#133B3A #26133B #3B1314 #283B13

split-complementary

#133B3A #3B1328 #3B2613

monochromatic

#071717 #071717 #133B3A #226968 #319895

Accessibility & contrast

On white

12.25

#133B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#133B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133B3A

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133B3A	#FFFFFF	#000000	##FFFFFF
##133B3A	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37383A

Deuteranopia (green-blind)

#31333A

Tritanopia (blue-blind)

#003D3B

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #133b3a;
/* rgb */ color: rgb(19, 59, 58);
/* oklch */ color: oklch(32.4% 0.044 192.9);

Tailwind

colors: {
  custom: {
    50: '#567170',
    500: '#133b3a',
    950: '#000000',
  },
}

SCSS

$custom: #133b3a;
$custom-light: #567170;
$custom-dark: #000000;

JSON

{
  "hex": "#133b3a",
  "rgb": {
    "r": 19,
    "g": 59,
    "b": 58
  },
  "hsl": {
    "h": 178.5,
    "s": 51.282,
    "l": 15.294
  },
  "oklch": {
    "l": 0.32406,
    "c": 0.04433,
    "h": 192.9
  },
  "luminance": 0.03572
}

Semantic roles & 50–950 ramp

primary

#133B3A

secondary

#733638

accent

#4D51DB

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030707

muted

#787A7A

Preview Lab

Preview with #133B3A

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

Preview Lab → · Contrast checker → · Palette generator →