#178F63#178F63

#178F63 is a mid, vivid teal. Relative luminance 0.207; OKLCH L 57.7% C 0.121 H 162.0°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#178F63
RGB	rgb(23, 143, 99)
HSL	hsl(158, 72%, 33%)
HSV	hsv(158, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 30.8%, 43.9%)
CIE-LAB	lab(52.65, -42.13, 14.73)
CIE-LCH	lch(52.65, 44.63, 160.73°)
OKLab	oklab(57.72% -0.1148 0.0374)
OKLCH	oklch(57.72% 0.121 162)
XYZ	xyz(12.4266, 20.7264, 15.1476)
Luminance	0.2073 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F63 #8F1743

analogous

#178F27 #178F63 #177F8F

triadic

#178F63 #63178F #8F6317

tetradic

#178F63 #27178F #8F1743 #7F8F17

square

#178F63 #27178F #8F1743 #7F8F17

split-complementary

#178F63 #8F177F #8F2717

monochromatic

#06261A #0F5A3F #178F63 #1FC487 #40E0A6

Accessibility & contrast

On white

4.08

#178F63 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#178F63 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F63

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F63	#FFFFFF	#000000	##000000
##178F63	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8460

Deuteranopia (green-blind)

#7F7A66

Tritanopia (blue-blind)

#008F83

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #178f63;
/* rgb */ color: rgb(23, 143, 99);
/* oklch */ color: oklch(57.7% 0.121 162.0);

Tailwind

colors: {
  custom: {
    50: '#6cb18f',
    500: '#178f63',
    950: '#000000',
  },
}

SCSS

$custom: #178f63;
$custom-light: #6cb18f;
$custom-dark: #000000;

JSON

{
  "hex": "#178f63",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 99
  },
  "hsl": {
    "h": 158,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.5772,
    "c": 0.12072,
    "h": 162
  },
  "luminance": 0.20728
}

Semantic roles & 50–950 ramp

primary

#178F63

secondary

#C14170

accent

#397CEF

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#08110C

muted

#7B807D

Preview Lab

Preview with #178F63

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

Preview Lab → · Contrast checker → · Palette generator →