#18575F#18575F

#18575F is a dark, moderate teal. Relative luminance 0.078; OKLCH L 42.2% C 0.063 H 207.3°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX	#18575F
RGB	rgb(24, 87, 95)
HSL	hsl(187, 60%, 23%)
HSV	hsv(187, 75%, 37%)
CMYK	cmyk(74.7%, 8.4%, 0%, 62.7%)
CIE-LAB	lab(33.64, -16.55, -10.38)
CIE-LCH	lch(33.64, 19.54, 212.09°)
OKLab	oklab(42.15% -0.0559 -0.0288)
OKLCH	oklch(42.15% 0.063 207.3)
XYZ	xyz(5.8496, 7.8361, 12.0285)
Luminance	0.0784 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18575F #5F2018

analogous

#185F43 #18575F #18335F

triadic

#18575F #5F1857 #575F18

tetradic

#18575F #43185F #5F2018 #335F18

square

#18575F #43185F #5F2018 #335F18

split-complementary

#18575F #5F1833 #5F4318

monochromatic

#061618 #0C2A2E #18575F #248490 #31B0C1

Accessibility & contrast

On white

8.18

#18575F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.57

#18575F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18575F

8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18575F	#FFFFFF	#000000	##FFFFFF
##18575F	1.00	8.18	2.57	8.18
#FFFFFF	8.18	1.00	21.00	1.00
#000000	2.57	21.00	1.00	21.00
##FFFFFF	8.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5360

Deuteranopia (green-blind)

#454C5F

Tritanopia (blue-blind)

#005B59

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #18575f;
/* rgb */ color: rgb(24, 87, 95);
/* oklch */ color: oklch(42.2% 0.063 207.3);

Tailwind

colors: {
  custom: {
    50: '#61868c',
    500: '#18575f',
    950: '#000000',
  },
}

SCSS

$custom: #18575f;
$custom-light: #61868c;
$custom-dark: #000000;

JSON

{
  "hex": "#18575f",
  "rgb": {
    "r": 24,
    "g": 87,
    "b": 95
  },
  "hsl": {
    "h": 186.761,
    "s": 59.664,
    "l": 23.333
  },
  "oklch": {
    "l": 0.42153,
    "c": 0.06289,
    "h": 207.3
  },
  "luminance": 0.07837
}

Semantic roles & 50–950 ramp

primary

#18575F

secondary

#95473D

accent

#5745E3

background

#F6F8F8

surface

#EBEFF0

border

#C6CACB

text

#050B0C

muted

#7A7C7D

Preview Lab

Preview with #18575F

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

Preview Lab → · Contrast checker → · Palette generator →