#18575D#18575D

#18575D is a dark, moderate teal. Relative luminance 0.078; OKLCH L 42.1% C 0.062 H 204.3°. Best body text is #FFFFFF at 8.20:1 contrast (WCAG AA passes).

Color values

HEX	#18575D
RGB	rgb(24, 87, 93)
HSL	hsl(185, 59%, 23%)
HSV	hsv(185, 74%, 36%)
CMYK	cmyk(74.2%, 6.5%, 0%, 63.5%)
CIE-LAB	lab(33.56, -17.24, -9.24)
CIE-LCH	lch(33.56, 19.56, 208.18°)
OKLab	oklab(42.07% -0.0568 -0.0256)
OKLCH	oklch(42.07% 0.062 204.3)
XYZ	xyz(5.7598, 7.8002, 11.5558)
Luminance	0.0780 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18575D #5D1E18

analogous

#185D40 #18575D #18355D

triadic

#18575D #5D1857 #575D18

tetradic

#18575D #40185D #5D1E18 #355D18

square

#18575D #40185D #5D1E18 #355D18

split-complementary

#18575D #5D1835 #5D4018

monochromatic

#061718 #0B292C #18575D #25858E #31B2BE

Accessibility & contrast

On white

8.20

#18575D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#18575D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18575D

8.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18575D	#FFFFFF	#000000	##FFFFFF
##18575D	1.00	8.20	2.56	8.20
#FFFFFF	8.20	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50535D

Deuteranopia (green-blind)

#464C5D

Tritanopia (blue-blind)

#005B59

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #18575d;
/* rgb */ color: rgb(24, 87, 93);
/* oklch */ color: oklch(42.1% 0.062 204.3);

Tailwind

colors: {
  custom: {
    50: '#60868a',
    500: '#18575d',
    950: '#000000',
  },
}

SCSS

$custom: #18575d;
$custom-light: #60868a;
$custom-dark: #000000;

JSON

{
  "hex": "#18575d",
  "rgb": {
    "r": 24,
    "g": 87,
    "b": 93
  },
  "hsl": {
    "h": 185.217,
    "s": 58.974,
    "l": 22.941
  },
  "oklch": {
    "l": 0.42066,
    "c": 0.06236,
    "h": 204.3
  },
  "luminance": 0.07801
}

Semantic roles & 50–950 ramp

primary

#18575D

secondary

#93453D

accent

#5346E2

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050B0B

muted

#7A7C7C

Preview Lab

Preview with #18575D

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

Preview Lab → · Contrast checker → · Palette generator →