#178554#178554

#178554 is a mid, vivid teal. Relative luminance 0.176; OKLCH L 54.6% C 0.121 H 157.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#178554
RGB	rgb(23, 133, 84)
HSL	hsl(153, 71%, 31%)
HSV	hsv(153, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 36.8%, 47.8%)
CIE-LAB	lab(49.00, -41.49, 18.26)
CIE-LCH	lch(49.00, 45.33, 156.25°)
OKLab	oklab(54.61% -0.1122 0.0459)
OKLCH	oklch(54.61% 0.121 157.7)
XYZ	xyz(10.3400, 17.5960, 11.2372)
Luminance	0.1760 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178554 #851748

analogous

#17851D #178554 #177F85

triadic

#178554 #541785 #855417

tetradic

#178554 #1D1785 #851748 #7F8517

square

#178554 #1D1785 #851748 #7F8517

split-complementary

#178554 #85177F #851D17

monochromatic

#051D12 #0E5133 #178554 #20B975 #3ADD94

Accessibility & contrast

On white

4.65

#178554 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#178554 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #178554

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178554	#FFFFFF	#000000	##FFFFFF
##178554	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847A51

Deuteranopia (green-blind)

#777157

Tritanopia (blue-blind)

#008478

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #178554;
/* rgb */ color: rgb(23, 133, 84);
/* oklch */ color: oklch(54.6% 0.121 157.7);

Tailwind

colors: {
  custom: {
    50: '#69a984',
    500: '#178554',
    950: '#000000',
  },
}

SCSS

$custom: #178554;
$custom-light: #69a984;
$custom-dark: #000000;

JSON

{
  "hex": "#178554",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 84
  },
  "hsl": {
    "h": 153.273,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54613,
    "c": 0.1212,
    "h": 157.7
  },
  "luminance": 0.17597
}

Semantic roles & 50–950 ramp

primary

#178554

secondary

#B93F75

accent

#3B8AED

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#07100B

muted

#7A7F7C

Preview Lab

Preview with #178554

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

Preview Lab → · Contrast checker → · Palette generator →