#18594E#18594E

#18594E is a dark, moderate teal. Relative luminance 0.079; OKLCH L 42.0% C 0.067 H 179.2°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#18594E
RGB	rgb(24, 89, 78)
HSL	hsl(170, 58%, 22%)
HSV	hsv(170, 73%, 35%)
CMYK	cmyk(73%, 0%, 12.4%, 65.1%)
CIE-LAB	lab(33.75, -23.13, 0.47)
CIE-LCH	lch(33.75, 23.14, 178.83°)
OKLab	oklab(42.05% -0.0668 0.0009)
OKLCH	oklch(42.05% 0.067 179.2)
XYZ	xyz(5.3235, 7.8884, 8.4483)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18594E #591823

analogous

#18592E #18594E #184459

triadic

#18594E #4E1859 #594E18

tetradic

#18594E #2E1859 #591823 #445918

square

#18594E #2E1859 #591823 #445918

split-complementary

#18594E #591844 #592E18

monochromatic

#061815 #0B2924 #18594E #258978 #32B9A2

Accessibility & contrast

On white

8.15

#18594E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#18594E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18594E

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18594E	#FFFFFF	#000000	##FFFFFF
##18594E	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55534E

Deuteranopia (green-blind)

#4C4D4F

Tritanopia (blue-blind)

#005B56

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #18594e;
/* rgb */ color: rgb(24, 89, 78);
/* oklch */ color: oklch(42.0% 0.067 179.2);

Tailwind

colors: {
  custom: {
    50: '#5f887f',
    500: '#18594e',
    950: '#000000',
  },
}

SCSS

$custom: #18594e;
$custom-light: #5f887f;
$custom-dark: #000000;

JSON

{
  "hex": "#18594e",
  "rgb": {
    "r": 24,
    "g": 89,
    "b": 78
  },
  "hsl": {
    "h": 169.846,
    "s": 57.522,
    "l": 22.157
  },
  "oklch": {
    "l": 0.42049,
    "c": 0.06678,
    "h": 179.2
  },
  "luminance": 0.07889
}

Semantic roles & 50–950 ramp

primary

#18594E

secondary

#903D4B

accent

#4761E1

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #18594E

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

Preview Lab → · Contrast checker → · Palette generator →