#178D57#178D57

#178D57 is a mid, vivid teal. Relative luminance 0.199; OKLCH L 56.9% C 0.129 H 156.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#178D57
RGB	rgb(23, 141, 87)
HSL	hsl(153, 72%, 32%)
HSV	hsv(153, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 38.3%, 44.7%)
CIE-LAB	lab(51.75, -44.01, 20.26)
CIE-LCH	lch(51.75, 48.45, 155.29°)
OKLab	oklab(56.9% -0.1187 0.0508)
OKLCH	oklch(56.9% 0.129 156.9)
XYZ	xyz(11.5973, 19.9186, 12.2484)
Luminance	0.1992 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D57 #8D174D

analogous

#178D1C #178D57 #17888D

triadic

#178D57 #57178D #8D5717

tetradic

#178D57 #1C178D #8D174D #888D17

square

#178D57 #1C178D #8D174D #888D17

split-complementary

#178D57 #8D1788 #8D1C17

monochromatic

#062416 #0E5837 #178D57 #20C277 #3FE096

Accessibility & contrast

On white

4.21

#178D57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#178D57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D57

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D57	#FFFFFF	#000000	##000000
##178D57	1.00	4.21	4.98	4.98
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C8153

Deuteranopia (green-blind)

#7F775B

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #178d57;
/* rgb */ color: rgb(23, 141, 87);
/* oklch */ color: oklch(56.9% 0.129 156.9);

Tailwind

colors: {
  custom: {
    50: '#6baf87',
    500: '#178d57',
    950: '#000000',
  },
}

SCSS

$custom: #178d57;
$custom-light: #6baf87;
$custom-dark: #000000;

JSON

{
  "hex": "#178d57",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 87
  },
  "hsl": {
    "h": 152.542,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.56896,
    "c": 0.12914,
    "h": 156.9
  },
  "luminance": 0.1992
}

Semantic roles & 50–950 ramp

primary

#178D57

secondary

#C0407A

accent

#398CEF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08100B

muted

#7B7F7C

Preview Lab

Preview with #178D57

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

Preview Lab → · Contrast checker → · Palette generator →