#18523E#18523E

#18523E is a dark, moderate teal. Relative luminance 0.066; OKLCH L 39.5% C 0.069 H 166.4°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#18523E
RGB	rgb(24, 82, 62)
HSL	hsl(159, 55%, 21%)
HSV	hsv(159, 71%, 32%)
CMYK	cmyk(70.7%, 0%, 24.4%, 67.8%)
CIE-LAB	lab(30.82, -24.17, 6.35)
CIE-LCH	lch(30.82, 24.99, 165.29°)
OKLab	oklab(39.51% -0.067 0.0162)
OKLCH	oklch(39.51% 0.069 166.4)
XYZ	xyz(4.2630, 6.5761, 5.6011)
Luminance	0.0658 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18523E #52182C

analogous

#185221 #18523E #184952

triadic

#18523E #3E1852 #523E18

tetradic

#18523E #211852 #52182C #495218

square

#18523E #211852 #52182C #495218

split-complementary

#18523E #521849 #522118

monochromatic

#071812 #0A231A #18523E #268162 #34B186

Accessibility & contrast

On white

9.07

#18523E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#18523E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18523E

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18523E	#FFFFFF	#000000	##FFFFFF
##18523E	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504C3D

Deuteranopia (green-blind)

#48463F

Tritanopia (blue-blind)

#00524C

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #18523e;
/* rgb */ color: rgb(24, 82, 62);
/* oklch */ color: oklch(39.5% 0.069 166.4);

Tailwind

colors: {
  custom: {
    50: '#5d8373',
    500: '#18523e',
    950: '#000000',
  },
}

SCSS

$custom: #18523e;
$custom-light: #5d8373;
$custom-dark: #000000;

JSON

{
  "hex": "#18523e",
  "rgb": {
    "r": 24,
    "g": 82,
    "b": 62
  },
  "hsl": {
    "h": 159.31,
    "s": 54.717,
    "l": 20.784
  },
  "oklch": {
    "l": 0.39509,
    "c": 0.06894,
    "h": 166.4
  },
  "luminance": 0.06577
}

Semantic roles & 50–950 ramp

primary

#18523E

secondary

#893D57

accent

#4A7DDE

background

#F5F8F6

surface

#E9EFEC

border

#C5CAC7

text

#050A08

muted

#797C7B

Preview Lab

Preview with #18523E

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

Preview Lab → · Contrast checker → · Palette generator →