#133D3B#133D3B

#133D3B is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.0% C 0.046 H 190.8°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#133D3B
RGB	rgb(19, 61, 59)
HSL	hsl(177, 53%, 16%)
HSV	hsv(177, 69%, 24%)
CMYK	cmyk(68.9%, 0%, 3.3%, 76.1%)
CIE-LAB	lab(22.97, -14.91, -3.09)
CIE-LCH	lch(22.97, 15.23, 191.72°)
OKLab	oklab(33.04% -0.0453 -0.0086)
OKLCH	oklch(33.04% 0.046 190.8)
XYZ	xyz(2.7264, 3.7914, 4.7250)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133D3B #3D1315

analogous

#133D26 #133D3B #132A3D

triadic

#133D3B #3B133D #3D3B13

tetradic

#133D3B #26133D #3D1315 #2A3D13

square

#133D3B #26133D #3D1315 #2A3D13

split-complementary

#133D3B #3D132A #3D2613

monochromatic

#071717 #071717 #133D3B #226C68 #309A95

Accessibility & contrast

On white

11.94

#133D3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#133D3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133D3B

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133D3B	#FFFFFF	#000000	##FFFFFF
##133D3B	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3B

Deuteranopia (green-blind)

#33353B

Tritanopia (blue-blind)

#003F3C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #133d3b;
/* rgb */ color: rgb(19, 61, 59);
/* oklch */ color: oklch(33.0% 0.046 190.8);

Tailwind

colors: {
  custom: {
    50: '#577270',
    500: '#133d3b',
    950: '#000000',
  },
}

SCSS

$custom: #133d3b;
$custom-light: #577270;
$custom-dark: #000000;

JSON

{
  "hex": "#133d3b",
  "rgb": {
    "r": 19,
    "g": 61,
    "b": 59
  },
  "hsl": {
    "h": 177.143,
    "s": 52.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.3304,
    "c": 0.04609,
    "h": 190.8
  },
  "luminance": 0.03792
}

Semantic roles & 50–950 ramp

primary

#133D3B

secondary

#753639

accent

#4C53DC

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #133D3B

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

Preview Lab → · Contrast checker → · Palette generator →