#178E57#178E57

#178E57 is a mid, vivid teal. Relative luminance 0.202; OKLCH L 57.2% C 0.130 H 156.6°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#178E57
RGB	rgb(23, 142, 87)
HSL	hsl(152, 72%, 32%)
HSV	hsv(152, 84%, 56%)
CMYK	cmyk(83.8%, 0%, 38.7%, 44.3%)
CIE-LAB	lab(52.08, -44.40, 20.70)
CIE-LCH	lch(52.08, 48.99, 155.00°)
OKLab	oklab(57.17% -0.1197 0.0518)
OKLCH	oklch(57.17% 0.13 156.6)
XYZ	xyz(11.7455, 20.2148, 12.2978)
Luminance	0.2022 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178E57 #8E174E

analogous

#178E1C #178E57 #17898E

triadic

#178E57 #57178E #8E5717

tetradic

#178E57 #1C178E #8E174E #898E17

square

#178E57 #1C178E #8E174E #898E17

split-complementary

#178E57 #8E1789 #8E1C17

monochromatic

#062516 #0E5937 #178E57 #20C377 #3FE096

Accessibility & contrast

On white

4.16

#178E57 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#178E57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178E57

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178E57	#FFFFFF	#000000	##000000
##178E57	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D8253

Deuteranopia (green-blind)

#80785B

Tritanopia (blue-blind)

#008D80

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178e57;
/* rgb */ color: rgb(23, 142, 87);
/* oklch */ color: oklch(57.2% 0.130 156.6);

Tailwind

colors: {
  custom: {
    50: '#6bb087',
    500: '#178e57',
    950: '#000000',
  },
}

SCSS

$custom: #178e57;
$custom-light: #6bb087;
$custom-dark: #000000;

JSON

{
  "hex": "#178e57",
  "rgb": {
    "r": 23,
    "g": 142,
    "b": 87
  },
  "hsl": {
    "h": 152.269,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57172,
    "c": 0.13048,
    "h": 156.6
  },
  "luminance": 0.20216
}

Semantic roles & 50–950 ramp

primary

#178E57

secondary

#C0407C

accent

#398DEF

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08110B

muted

#7B807C

Preview Lab

Preview with #178E57

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

Preview Lab → · Contrast checker → · Palette generator →