#18535C#18535C

#18535C is a dark, moderate teal. Relative luminance 0.072; OKLCH L 40.9% C 0.061 H 209.5°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#18535C
RGB	rgb(24, 83, 92)
HSL	hsl(188, 59%, 23%)
HSV	hsv(188, 74%, 36%)
CMYK	cmyk(73.9%, 9.8%, 0%, 63.9%)
CIE-LAB	lab(32.15, -15.33, -10.74)
CIE-LCH	lch(32.15, 18.72, 215.02°)
OKLab	oklab(40.92% -0.0527 -0.0298)
OKLCH	oklch(40.92% 0.061 209.5)
XYZ	xyz(5.4009, 7.1528, 11.2191)
Luminance	0.0715 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18535C #5C2118

analogous

#185C43 #18535C #18315C

triadic

#18535C #5C1853 #535C18

tetradic

#18535C #43185C #5C2118 #315C18

square

#18535C #43185C #5C2118 #315C18

split-complementary

#18535C #5C1831 #5C4318

monochromatic

#061618 #0B272B #18535C #257F8D #31ABBD

Accessibility & contrast

On white

8.64

#18535C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#18535C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18535C

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18535C	#FFFFFF	#000000	##FFFFFF
##18535C	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B505D

Deuteranopia (green-blind)

#41495C

Tritanopia (blue-blind)

#005756

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #18535c;
/* rgb */ color: rgb(24, 83, 92);
/* oklch */ color: oklch(40.9% 0.061 209.5);

Tailwind

colors: {
  custom: {
    50: '#60838a',
    500: '#18535c',
    950: '#000000',
  },
}

SCSS

$custom: #18535c;
$custom-light: #60838a;
$custom-dark: #000000;

JSON

{
  "hex": "#18535c",
  "rgb": {
    "r": 24,
    "g": 83,
    "b": 92
  },
  "hsl": {
    "h": 187.941,
    "s": 58.621,
    "l": 22.745
  },
  "oklch": {
    "l": 0.40915,
    "c": 0.06056,
    "h": 209.5
  },
  "luminance": 0.07153
}

Semantic roles & 50–950 ramp

primary

#18535C

secondary

#93493D

accent

#5B46E2

background

#F5F8F8

surface

#EAEFF0

border

#C6CACB

text

#050A0B

muted

#797C7C

Preview Lab

Preview with #18535C

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

Preview Lab → · Contrast checker → · Palette generator →