#18545B#18545B

#18545B is a dark, moderate teal. Relative luminance 0.073; OKLCH L 41.1% C 0.061 H 206.2°. Best body text is #FFFFFF at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#18545B
RGB	rgb(24, 84, 91)
HSL	hsl(186, 58%, 23%)
HSV	hsv(186, 74%, 36%)
CMYK	cmyk(73.6%, 7.7%, 0%, 64.3%)
CIE-LAB	lab(32.46, -16.24, -9.65)
CIE-LCH	lch(32.46, 18.89, 210.71°)
OKLab	oklab(41.15% -0.0543 -0.0268)
OKLCH	oklch(41.15% 0.061 206.2)
XYZ	xyz(5.4345, 7.2895, 11.0161)
Luminance	0.0729 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18545B #5B1F18

analogous

#185B41 #18545B #18325B

triadic

#18545B #5B1854 #545B18

tetradic

#18545B #41185B #5B1F18 #325B18

square

#18545B #41185B #5B1F18 #325B18

split-complementary

#18545B #5B1832 #5B4118

monochromatic

#061618 #0B272B #18545B #25818B #32ADBC

Accessibility & contrast

On white

8.54

#18545B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#18545B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18545B

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18545B	#FFFFFF	#000000	##FFFFFF
##18545B	1.00	8.54	2.46	8.54
#FFFFFF	8.54	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D505B

Deuteranopia (green-blind)

#43495B

Tritanopia (blue-blind)

#005856

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #18545b;
/* rgb */ color: rgb(24, 84, 91);
/* oklch */ color: oklch(41.1% 0.061 206.2);

Tailwind

colors: {
  custom: {
    50: '#608489',
    500: '#18545b',
    950: '#000000',
  },
}

SCSS

$custom: #18545b;
$custom-light: #608489;
$custom-dark: #000000;

JSON

{
  "hex": "#18545b",
  "rgb": {
    "r": 24,
    "g": 84,
    "b": 91
  },
  "hsl": {
    "h": 186.269,
    "s": 58.261,
    "l": 22.549
  },
  "oklch": {
    "l": 0.41148,
    "c": 0.06057,
    "h": 206.2
  },
  "luminance": 0.0729
}

Semantic roles & 50–950 ramp

primary

#18545B

secondary

#92463D

accent

#5746E1

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050B0B

muted

#797C7C

Preview Lab

Preview with #18545B

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

Preview Lab → · Contrast checker → · Palette generator →