#17573B#17573B

#17573B is a dark, moderate teal. Relative luminance 0.073; OKLCH L 40.9% C 0.080 H 160.3°. Best body text is #FFFFFF at 8.53:1 contrast (WCAG AA passes).

Color values

HEX	#17573B
RGB	rgb(23, 87, 59)
HSL	hsl(154, 58%, 22%)
HSV	hsv(154, 74%, 34%)
CMYK	cmyk(73.6%, 0%, 32.2%, 65.9%)
CIE-LAB	lab(32.51, -27.54, 10.57)
CIE-LCH	lch(32.51, 29.50, 159.00°)
OKLab	oklab(40.86% -0.0752 0.0269)
OKLCH	oklch(40.86% 0.08 160.3)
XYZ	xyz(4.5505, 7.3138, 5.3087)
Luminance	0.0731 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17573B #571733

analogous

#17571B #17573B #175357

triadic

#17573B #3B1757 #573B17

tetradic

#17573B #1B1757 #571733 #535717

square

#17573B #1B1757 #571733 #535717

split-complementary

#17573B #571753 #571B17

monochromatic

#061810 #0A271A #17573B #24875C #31B87D

Accessibility & contrast

On white

8.53

#17573B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#17573B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17573B

8.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17573B	#FFFFFF	#000000	##FFFFFF
##17573B	1.00	8.53	2.46	8.53
#FFFFFF	8.53	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565039

Deuteranopia (green-blind)

#4E4A3D

Tritanopia (blue-blind)

#005750

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #17573b;
/* rgb */ color: rgb(23, 87, 59);
/* oklch */ color: oklch(40.9% 0.080 160.3);

Tailwind

colors: {
  custom: {
    50: '#5e8771',
    500: '#17573b',
    950: '#000000',
  },
}

SCSS

$custom: #17573b;
$custom-light: #5e8771;
$custom-dark: #000000;

JSON

{
  "hex": "#17573b",
  "rgb": {
    "r": 23,
    "g": 87,
    "b": 59
  },
  "hsl": {
    "h": 153.75,
    "s": 58.182,
    "l": 21.569
  },
  "oklch": {
    "l": 0.40862,
    "c": 0.07981,
    "h": 160.3
  },
  "luminance": 0.07314
}

Semantic roles & 50–950 ramp

primary

#17573B

secondary

#8E3C60

accent

#468AE1

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#050B07

muted

#797C7A

Preview Lab

Preview with #17573B

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

Preview Lab → · Contrast checker → · Palette generator →