#11573B#11573B

#11573B is a dark, moderate teal. Relative luminance 0.073; OKLCH L 40.7% C 0.082 H 161.3°. Best body text is #FFFFFF at 8.57:1 contrast (WCAG AA passes).

Color values

HEX	#11573B
RGB	rgb(17, 87, 59)
HSL	hsl(156, 67%, 20%)
HSV	hsv(156, 80%, 34%)
CMYK	cmyk(80.5%, 0%, 32.2%, 65.9%)
CIE-LAB	lab(32.37, -28.58, 10.36)
CIE-LCH	lch(32.37, 30.40, 160.07°)
OKLab	oklab(40.71% -0.0779 0.0263)
OKLCH	oklch(40.71% 0.082 161.3)
XYZ	xyz(4.4283, 7.2508, 5.3030)
Luminance	0.0725 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#11573B #57112D

analogous

#115718 #11573B #115057

triadic

#11573B #3B1157 #573B11

tetradic

#11573B #181157 #57112D #505711

square

#11573B #181157 #57112D #505711

split-complementary

#11573B #571150 #571811

monochromatic

#051A11 #072418 #11573B #1B8A5E #25BD80

Accessibility & contrast

On white

8.57

#11573B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#11573B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #11573B

8.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##11573B	#FFFFFF	#000000	##FFFFFF
##11573B	1.00	8.57	2.45	8.57
#FFFFFF	8.57	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565039

Deuteranopia (green-blind)

#4D4A3D

Tritanopia (blue-blind)

#005750

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #11573b;
/* rgb */ color: rgb(17, 87, 59);
/* oklch */ color: oklch(40.7% 0.082 161.3);

Tailwind

colors: {
  custom: {
    50: '#5c8771',
    500: '#11573b',
    950: '#000000',
  },
}

SCSS

$custom: #11573b;
$custom-light: #5c8771;
$custom-dark: #000000;

JSON

{
  "hex": "#11573b",
  "rgb": {
    "r": 17,
    "g": 87,
    "b": 59
  },
  "hsl": {
    "h": 156,
    "s": 67.308,
    "l": 20.392
  },
  "oklch": {
    "l": 0.40707,
    "c": 0.08227,
    "h": 161.3
  },
  "luminance": 0.07251
}

Semantic roles & 50–950 ramp

primary

#11573B

secondary

#903459

accent

#3E83EA

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#040B07

muted

#797C7A

Preview Lab

Preview with #11573B

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

Preview Lab → · Contrast checker → · Palette generator →