#198B1B#198B1B

#198B1B is a mid, vivid green. Relative luminance 0.188; OKLCH L 55.6% C 0.175 H 142.9°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#198B1B
RGB	rgb(25, 139, 27)
HSL	hsl(121, 70%, 32%)
HSV	hsv(121, 82%, 55%)
CMYK	cmyk(82%, 0%, 80.6%, 45.5%)
CIE-LAB	lab(50.39, -51.48, 47.23)
CIE-LCH	lch(50.39, 69.86, 137.46°)
OKLab	oklab(55.56% -0.1396 0.1055)
OKLCH	oklch(55.56% 0.175 142.9)
XYZ	xyz(9.8307, 18.7499, 4.1377)
Luminance	0.1875 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#198B1B #8B1989

analogous

#508B19 #198B1B #198B54

triadic

#198B1B #1B198B #8B1B19

tetradic

#198B1B #19508B #8B1989 #8B5419

square

#198B1B #19508B #8B1989 #8B5419

split-complementary

#198B1B #54198B #8B1950

monochromatic

#062307 #105711 #198B1B #22BF25 #41DD44

Accessibility & contrast

On white

4.42

#198B1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#198B1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #198B1B

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##198B1B	#FFFFFF	#000000	##000000
##198B1B	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#827528

Tritanopia (blue-blind)

#008776

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #198b1b;
/* rgb */ color: rgb(25, 139, 27);
/* oklch */ color: oklch(55.6% 0.175 142.9);

Tailwind

colors: {
  custom: {
    50: '#6dae61',
    500: '#198b1b',
    950: '#000000',
  },
}

SCSS

$custom: #198b1b;
$custom-light: #6dae61;
$custom-dark: #000000;

JSON

{
  "hex": "#198b1b",
  "rgb": {
    "r": 25,
    "g": 139,
    "b": 27
  },
  "hsl": {
    "h": 121.053,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.55555,
    "c": 0.17501,
    "h": 142.9
  },
  "luminance": 0.18751
}

Semantic roles & 50–950 ramp

primary

#198B1B

secondary

#BE42BC

accent

#3BE9EC

background

#F7FAF6

surface

#EDF4EB

border

#C8CEC6

text

#081005

muted

#7B7F7A

Preview Lab

Preview with #198B1B

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

Preview Lab → · Contrast checker → · Palette generator →