#177B50#177B50

#177B50 is a mid, moderate teal. Relative luminance 0.149; OKLCH L 51.7% C 0.111 H 158.9°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#177B50
RGB	rgb(23, 123, 80)
HSL	hsl(154, 68%, 29%)
HSV	hsv(154, 81%, 48%)
CMYK	cmyk(81.3%, 0%, 35%, 51.8%)
CIE-LAB	lab(45.53, -38.32, 15.85)
CIE-LCH	lch(45.53, 41.47, 157.52°)
OKLab	oklab(51.73% -0.1039 0.04)
OKLCH	oklch(51.73% 0.111 158.9)
XYZ	xyz(8.8833, 14.9262, 10.0007)
Luminance	0.1493 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177B50 #7B1742

analogous

#177B1E #177B50 #17747B

triadic

#177B50 #50177B #7B5017

tetradic

#177B50 #1E177B #7B1742 #747B17

square

#177B50 #1E177B #7B1742 #747B17

split-complementary

#177B50 #7B1774 #7B1E17

monochromatic

#051A11 #0D472E #177B50 #21AF72 #33D992

Accessibility & contrast

On white

5.27

#177B50 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#177B50 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177B50

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177B50	#FFFFFF	#000000	##FFFFFF
##177B50	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A714D

Deuteranopia (green-blind)

#6E6853

Tritanopia (blue-blind)

#007A70

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #177b50;
/* rgb */ color: rgb(23, 123, 80);
/* oklch */ color: oklch(51.7% 0.111 158.9);

Tailwind

colors: {
  custom: {
    50: '#66a281',
    500: '#177b50',
    950: '#000000',
  },
}

SCSS

$custom: #177b50;
$custom-light: #66a281;
$custom-dark: #000000;

JSON

{
  "hex": "#177b50",
  "rgb": {
    "r": 23,
    "g": 123,
    "b": 80
  },
  "hsl": {
    "h": 154.2,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.51726,
    "c": 0.11131,
    "h": 158.9
  },
  "luminance": 0.14927
}

Semantic roles & 50–950 ramp

primary

#177B50

secondary

#B03E6F

accent

#3C88EB

background

#F6FAF7

surface

#EBF4EE

border

#C6CEC9

text

#070F0A

muted

#7A7F7C

Preview Lab

Preview with #177B50

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

Preview Lab → · Contrast checker → · Palette generator →