#178C5E#178C5E

#178C5E is a mid, vivid teal. Relative luminance 0.197; OKLCH L 56.8% C 0.121 H 160.4°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#178C5E
RGB	rgb(23, 140, 94)
HSL	hsl(156, 72%, 32%)
HSV	hsv(156, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 32.9%, 45.1%)
CIE-LAB	lab(51.55, -42.07, 16.05)
CIE-LCH	lch(51.55, 45.03, 159.12°)
OKLab	oklab(56.78% -0.1143 0.0406)
OKLCH	oklch(56.78% 0.121 160.4)
XYZ	xyz(11.7505, 19.7450, 13.7794)
Luminance	0.1975 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C5E #8C1745

analogous

#178C23 #178C5E #17808C

triadic

#178C5E #5E178C #8C5E17

tetradic

#178C5E #23178C #8C1745 #808C17

square

#178C5E #23178C #8C1745 #808C17

split-complementary

#178C5E #8C1780 #8C2317

monochromatic

#062317 #0E573B #178C5E #20C181 #3EDFA0

Accessibility & contrast

On white

4.24

#178C5E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#178C5E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C5E

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C5E	#FFFFFF	#000000	##000000
##178C5E	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A815B

Deuteranopia (green-blind)

#7D7761

Tritanopia (blue-blind)

#008B80

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #178c5e;
/* rgb */ color: rgb(23, 140, 94);
/* oklch */ color: oklch(56.8% 0.121 160.4);

Tailwind

colors: {
  custom: {
    50: '#6bae8c',
    500: '#178c5e',
    950: '#000000',
  },
}

SCSS

$custom: #178c5e;
$custom-light: #6bae8c;
$custom-dark: #000000;

JSON

{
  "hex": "#178c5e",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 94
  },
  "hsl": {
    "h": 156.41,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56778,
    "c": 0.12127,
    "h": 160.4
  },
  "luminance": 0.19746
}

Semantic roles & 50–950 ramp

primary

#178C5E

secondary

#BF3F72

accent

#3981EF

background

#F6FAF8

surface

#ECF4F0

border

#C7CECB

text

#08100C

muted

#7A7F7D

Preview Lab

Preview with #178C5E

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

Preview Lab → · Contrast checker → · Palette generator →