#133F3C#133F3C

#133F3C is a dark, muted teal. Relative luminance 0.040; OKLCH L 33.7% C 0.048 H 188.8°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#133F3C
RGB	rgb(19, 63, 60)
HSL	hsl(176, 54%, 16%)
HSV	hsv(176, 70%, 25%)
CMYK	cmyk(69.8%, 0%, 4.8%, 75.3%)
CIE-LAB	lab(23.74, -15.73, -2.63)
CIE-LCH	lch(23.74, 15.95, 189.47°)
OKLab	oklab(33.67% -0.0473 -0.0074)
OKLCH	oklch(33.67% 0.048 188.8)
XYZ	xyz(2.8613, 4.0194, 4.8991)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133F3C #3F1316

analogous

#133F26 #133F3C #132C3F

triadic

#133F3C #3C133F #3F3C13

tetradic

#133F3C #26133F #3F1316 #2C3F13

square

#133F3C #26133F #3F1316 #2C3F13

split-complementary

#133F3C #3F132C #3F2613

monochromatic

#071816 #071816 #133F3C #216E69 #2F9D96

Accessibility & contrast

On white

11.64

#133F3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#133F3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133F3C

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133F3C	#FFFFFF	#000000	##FFFFFF
##133F3C	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3B3C

Deuteranopia (green-blind)

#34363C

Tritanopia (blue-blind)

#00413E

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #133f3c;
/* rgb */ color: rgb(19, 63, 60);
/* oklch */ color: oklch(33.7% 0.048 188.8);

Tailwind

colors: {
  custom: {
    50: '#577471',
    500: '#133f3c',
    950: '#000000',
  },
}

SCSS

$custom: #133f3c;
$custom-light: #577471;
$custom-dark: #000000;

JSON

{
  "hex": "#133f3c",
  "rgb": {
    "r": 19,
    "g": 63,
    "b": 60
  },
  "hsl": {
    "h": 175.909,
    "s": 53.659,
    "l": 16.078
  },
  "oklch": {
    "l": 0.33672,
    "c": 0.04789,
    "h": 188.8
  },
  "luminance": 0.0402
}

Semantic roles & 50–950 ramp

primary

#133F3C

secondary

#78363B

accent

#4B55DD

background

#F5F7F6

surface

#E9EDEC

border

#C5C8C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #133F3C

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

Preview Lab → · Contrast checker → · Palette generator →