#178C5C#178C5C

#178C5C is a mid, vivid teal. Relative luminance 0.197; OKLCH L 56.7% C 0.123 H 159.4°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#178C5C
RGB	rgb(23, 140, 92)
HSL	hsl(155, 72%, 32%)
HSV	hsv(155, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 34.3%, 45.1%)
CIE-LAB	lab(51.51, -42.52, 17.13)
CIE-LCH	lch(51.51, 45.84, 158.06°)
OKLab	oklab(56.73% -0.1153 0.0432)
OKLCH	oklch(56.73% 0.123 159.4)
XYZ	xyz(11.6620, 19.7096, 13.3128)
Luminance	0.1971 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C5C #8C1747

analogous

#178C22 #178C5C #17828C

triadic

#178C5C #5C178C #8C5C17

tetradic

#178C5C #22178C #8C1747 #828C17

square

#178C5C #22178C #8C1747 #828C17

split-complementary

#178C5C #8C1782 #8C2217

monochromatic

#062317 #0E5739 #178C5C #20C17F #3EDF9D

Accessibility & contrast

On white

4.25

#178C5C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#178C5C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C5C

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C5C	#FFFFFF	#000000	##000000
##178C5C	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8A8159

Deuteranopia (green-blind)

#7D775F

Tritanopia (blue-blind)

#008B7F

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #178c5c;
/* rgb */ color: rgb(23, 140, 92);
/* oklch */ color: oklch(56.7% 0.123 159.4);

Tailwind

colors: {
  custom: {
    50: '#6bae8a',
    500: '#178c5c',
    950: '#000000',
  },
}

SCSS

$custom: #178c5c;
$custom-light: #6bae8a;
$custom-dark: #000000;

JSON

{
  "hex": "#178c5c",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 92
  },
  "hsl": {
    "h": 155.385,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56732,
    "c": 0.12311,
    "h": 159.4
  },
  "luminance": 0.19711
}

Semantic roles & 50–950 ramp

primary

#178C5C

secondary

#BF3F74

accent

#3984EF

background

#F6FAF8

surface

#ECF4F0

border

#C7CECB

text

#08100B

muted

#7A7F7C

Preview Lab

Preview with #178C5C

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

Preview Lab → · Contrast checker → · Palette generator →