#1C9018#1C9018

#1C9018 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.0% C 0.181 H 142.4°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#1C9018
RGB	rgb(28, 144, 24)
HSL	hsl(118, 71%, 33%)
HSV	hsv(118, 83%, 56%)
CMYK	cmyk(80.6%, 0%, 83.3%, 43.5%)
CIE-LAB	lab(52.13, -52.86, 49.81)
CIE-LCH	lch(52.13, 72.63, 136.70°)
OKLab	oklab(57.01% -0.1436 0.1105)
OKLCH	oklch(57.01% 0.181 142.4)
XYZ	xyz(10.6164, 20.2581, 4.2147)
Luminance	0.2026 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C9018 #8C1890

analogous

#589018 #1C9018 #189050

triadic

#1C9018 #181C90 #90181C

tetradic

#1C9018 #185890 #8C1890 #905018

square

#1C9018 #185890 #8C1890 #905018

split-complementary

#1C9018 #501890 #901858

monochromatic

#082707 #125C0F #1C9018 #26C421 #48E043

Accessibility & contrast

On white

4.16

#1C9018 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#1C9018 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1C9018

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C9018	#FFFFFF	#000000	##000000
##1C9018	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#877927

Tritanopia (blue-blind)

#008B7A

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #1c9018;
/* rgb */ color: rgb(28, 144, 24);
/* oklch */ color: oklch(57.0% 0.181 142.4);

Tailwind

colors: {
  custom: {
    50: '#6fb261',
    500: '#1c9018',
    950: '#000000',
  },
}

SCSS

$custom: #1c9018;
$custom-light: #6fb261;
$custom-dark: #000000;

JSON

{
  "hex": "#1c9018",
  "rgb": {
    "r": 28,
    "g": 144,
    "b": 24
  },
  "hsl": {
    "h": 118,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.57007,
    "c": 0.1812,
    "h": 142.4
  },
  "luminance": 0.20259
}

Semantic roles & 50–950 ramp

primary

#1C9018

secondary

#BC43C0

accent

#3AEEE8

background

#F7FBF6

surface

#EDF6EB

border

#C8D0C6

text

#091105

muted

#7B807A

Preview Lab

Preview with #1C9018

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

Preview Lab → · Contrast checker → · Palette generator →