#178D5E#178D5E

#178D5E is a mid, vivid teal. Relative luminance 0.200; OKLCH L 57.1% C 0.123 H 160.1°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#178D5E
RGB	rgb(23, 141, 94)
HSL	hsl(156, 72%, 32%)
HSV	hsv(156, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 33.3%, 44.7%)
CIE-LAB	lab(51.88, -42.47, 16.50)
CIE-LCH	lch(51.88, 45.57, 158.76°)
OKLab	oklab(57.05% -0.1153 0.0417)
OKLCH	oklch(57.05% 0.123 160.1)
XYZ	xyz(11.8973, 20.0386, 13.8283)
Luminance	0.2004 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D5E #8D1746

analogous

#178D23 #178D5E #17818D

triadic

#178D5E #5E178D #8D5E17

tetradic

#178D5E #23178D #8D1746 #818D17

square

#178D5E #23178D #8D1746 #818D17

split-complementary

#178D5E #8D1781 #8D2317

monochromatic

#062418 #0E583B #178D5E #20C281 #3FE0A0

Accessibility & contrast

On white

4.19

#178D5E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#178D5E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D5E

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D5E	#FFFFFF	#000000	##000000
##178D5E	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B825B

Deuteranopia (green-blind)

#7E7861

Tritanopia (blue-blind)

#008C81

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178d5e;
/* rgb */ color: rgb(23, 141, 94);
/* oklch */ color: oklch(57.1% 0.123 160.1);

Tailwind

colors: {
  custom: {
    50: '#6baf8c',
    500: '#178d5e',
    950: '#000000',
  },
}

SCSS

$custom: #178d5e;
$custom-light: #6baf8c;
$custom-dark: #000000;

JSON

{
  "hex": "#178d5e",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 94
  },
  "hsl": {
    "h": 156.102,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57053,
    "c": 0.12259,
    "h": 160.1
  },
  "luminance": 0.2004
}

Semantic roles & 50–950 ramp

primary

#178D5E

secondary

#C04073

accent

#3981EF

background

#F7FAF8

surface

#EDF5F0

border

#C8CFCB

text

#08100C

muted

#7B7F7D

Preview Lab

Preview with #178D5E

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

Preview Lab → · Contrast checker → · Palette generator →