#133C3B#133C3B

#133C3B is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.7% C 0.045 H 192.9°. Best body text is #FFFFFF at 12.09:1 contrast (WCAG AA passes).

Color values

HEX	#133C3B
RGB	rgb(19, 60, 59)
HSL	hsl(179, 52%, 15%)
HSV	hsv(179, 68%, 24%)
CMYK	cmyk(68.3%, 0%, 1.7%, 76.5%)
CIE-LAB	lab(22.60, -14.34, -3.64)
CIE-LCH	lch(22.60, 14.79, 194.23°)
OKLab	oklab(32.74% -0.044 -0.0101)
OKLCH	oklch(32.74% 0.045 192.9)
XYZ	xyz(2.6735, 3.6857, 4.7073)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#133C3B #3C1314

analogous

#133C26 #133C3B #13283C

triadic

#133C3B #3B133C #3C3B13

tetradic

#133C3B #26133C #3C1314 #283C13

square

#133C3B #26133C #3C1314 #283C13

split-complementary

#133C3B #3C1328 #3C2613

monochromatic

#071717 #071717 #133C3B #226A69 #309996

Accessibility & contrast

On white

12.09

#133C3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#133C3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #133C3B

12.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##133C3B	#FFFFFF	#000000	##FFFFFF
##133C3B	1.00	12.09	1.74	12.09
#FFFFFF	12.09	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38393B

Deuteranopia (green-blind)

#32343B

Tritanopia (blue-blind)

#003E3C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #133c3b;
/* rgb */ color: rgb(19, 60, 59);
/* oklch */ color: oklch(32.7% 0.045 192.9);

Tailwind

colors: {
  custom: {
    50: '#577270',
    500: '#133c3b',
    950: '#000000',
  },
}

SCSS

$custom: #133c3b;
$custom-light: #577270;
$custom-dark: #000000;

JSON

{
  "hex": "#133c3b",
  "rgb": {
    "r": 19,
    "g": 60,
    "b": 59
  },
  "hsl": {
    "h": 178.537,
    "s": 51.899,
    "l": 15.49
  },
  "oklch": {
    "l": 0.32744,
    "c": 0.04512,
    "h": 192.9
  },
  "luminance": 0.03686
}

Semantic roles & 50–950 ramp

primary

#133C3B

secondary

#743638

accent

#4C50DB

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#030807

muted

#787B7A

Preview Lab

Preview with #133C3B

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

Preview Lab → · Contrast checker → · Palette generator →