#18553F#18553F

#18553F is a dark, moderate teal. Relative luminance 0.070; OKLCH L 40.4% C 0.072 H 165.2°. Best body text is #FFFFFF at 8.71:1 contrast (WCAG AA passes).

Color values

HEX	#18553F
RGB	rgb(24, 85, 63)
HSL	hsl(158, 56%, 21%)
HSV	hsv(158, 72%, 33%)
CMYK	cmyk(71.8%, 0%, 25.9%, 66.7%)
CIE-LAB	lab(31.92, -25.38, 7.26)
CIE-LCH	lch(31.92, 26.39, 164.03°)
OKLab	oklab(40.42% -0.0701 0.0186)
OKLCH	oklch(40.42% 0.073 165.2)
XYZ	xyz(4.5219, 7.0496, 5.8241)
Luminance	0.0705 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18553F #55182E

analogous

#185521 #18553F #184D55

triadic

#18553F #3F1855 #553F18

tetradic

#18553F #211855 #55182E #4D5518

square

#18553F #211855 #55182E #4D5518

split-complementary

#18553F #55184D #552118

monochromatic

#071812 #0B251C #18553F #258562 #33B486

Accessibility & contrast

On white

8.71

#18553F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#18553F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #18553F

8.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18553F	#FFFFFF	#000000	##FFFFFF
##18553F	1.00	8.71	2.41	8.71
#FFFFFF	8.71	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534F3E

Deuteranopia (green-blind)

#4B4940

Tritanopia (blue-blind)

#00554F

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #18553f;
/* rgb */ color: rgb(24, 85, 63);
/* oklch */ color: oklch(40.4% 0.072 165.2);

Tailwind

colors: {
  custom: {
    50: '#5e8574',
    500: '#18553f',
    950: '#000000',
  },
}

SCSS

$custom: #18553f;
$custom-light: #5e8574;
$custom-dark: #000000;

JSON

{
  "hex": "#18553f",
  "rgb": {
    "r": 24,
    "g": 85,
    "b": 63
  },
  "hsl": {
    "h": 158.361,
    "s": 55.963,
    "l": 21.373
  },
  "oklch": {
    "l": 0.40416,
    "c": 0.0725,
    "h": 165.2
  },
  "luminance": 0.0705
}

Semantic roles & 50–950 ramp

primary

#18553F

secondary

#8C3D59

accent

#497FDF

background

#F5F8F7

surface

#E9EFED

border

#C5CAC8

text

#050B08

muted

#797C7B

Preview Lab

Preview with #18553F

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

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