#18901B#18901B

#18901B is a mid, vivid green. Relative luminance 0.202; OKLCH L 57.0% C 0.181 H 143.0°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#18901B
RGB	rgb(24, 144, 27)
HSL	hsl(122, 71%, 33%)
HSV	hsv(122, 83%, 56%)
CMYK	cmyk(83.3%, 0%, 81.3%, 43.5%)
CIE-LAB	lab(52.08, -53.19, 48.84)
CIE-LCH	lch(52.08, 72.21, 137.44°)
OKLab	oklab(56.96% -0.1442 0.1089)
OKLCH	oklch(56.96% 0.181 143)
XYZ	xyz(10.5471, 20.2185, 4.3834)
Luminance	0.2022 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18901B #90188D

analogous

#519018 #18901B #189057

triadic

#18901B #1B1890 #901B18

tetradic

#18901B #185190 #90188D #905718

square

#18901B #185190 #90188D #905718

split-complementary

#18901B #571890 #901851

monochromatic

#072707 #0F5C11 #18901B #21C425 #43E047

Accessibility & contrast

On white

4.16

#18901B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#18901B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18901B

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18901B	#FFFFFF	#000000	##000000
##18901B	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#877929

Tritanopia (blue-blind)

#008C7A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #18901b;
/* rgb */ color: rgb(24, 144, 27);
/* oklch */ color: oklch(57.0% 0.181 143.0);

Tailwind

colors: {
  custom: {
    50: '#6eb262',
    500: '#18901b',
    950: '#000000',
  },
}

SCSS

$custom: #18901b;
$custom-light: #6eb262;
$custom-dark: #000000;

JSON

{
  "hex": "#18901b",
  "rgb": {
    "r": 24,
    "g": 144,
    "b": 27
  },
  "hsl": {
    "h": 121.5,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.56958,
    "c": 0.18072,
    "h": 143
  },
  "luminance": 0.2022
}

Semantic roles & 50–950 ramp

primary

#18901B

secondary

#C043BD

accent

#3AEAEE

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #18901B

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

Preview Lab → · Contrast checker → · Palette generator →