#18A11B#18A11B

#18A11B is a mid, vivid green. Relative luminance 0.258; OKLCH L 61.7% C 0.199 H 142.9°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#18A11B
RGB	rgb(24, 161, 27)
HSL	hsl(121, 74%, 36%)
HSV	hsv(121, 85%, 63%)
CMYK	cmyk(85.1%, 0%, 83.2%, 36.9%)
CIE-LAB	lab(57.81, -58.44, 54.20)
CIE-LCH	lch(57.81, 79.71, 137.16°)
OKLab	oklab(61.73% -0.1585 0.1201)
OKLCH	oklch(61.73% 0.199 142.9)
XYZ	xyz(13.3185, 25.7614, 5.3072)
Luminance	0.2576 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#18A11B #A1189E

analogous

#5AA118 #18A11B #18A160

triadic

#18A11B #1B18A1 #A11B18

tetradic

#18A11B #185AA1 #A1189E #A16018

square

#18A11B #185AA1 #A1189E #A16018

split-complementary

#18A11B #6018A1 #A1185A

monochromatic

#083609 #106C12 #18A11B #20D624 #4FE552

Accessibility & contrast

On white

3.41

#18A11B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#18A11B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #18A11B

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##18A11B	#FFFFFF	#000000	##000000
##18A11B	1.00	3.41	6.15	6.15
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#97872D

Tritanopia (blue-blind)

#009C89

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #18a11b;
/* rgb */ color: rgb(24, 161, 27);
/* oklch */ color: oklch(61.7% 0.199 142.9);

Tailwind

colors: {
  custom: {
    50: '#73be64',
    500: '#18a11b',
    950: '#000000',
  },
}

SCSS

$custom: #18a11b;
$custom-light: #73be64;
$custom-dark: #000000;

JSON

{
  "hex": "#18a11b",
  "rgb": {
    "r": 24,
    "g": 161,
    "b": 27
  },
  "hsl": {
    "h": 121.314,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.61727,
    "c": 0.19885,
    "h": 142.9
  },
  "luminance": 0.25763
}

Semantic roles & 50–950 ramp

primary

#18A11B

secondary

#C74EC4

accent

#37EDF1

background

#F7FBF6

surface

#EEF7EB

border

#C9D0C6

text

#0A1206

muted

#7C817A

Preview Lab

Preview with #18A11B

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

Preview Lab → · Contrast checker → · Palette generator →