#3A7B18#3A7B18

#3A7B18 is a mid, vivid yellow-green. Relative luminance 0.151; OKLCH L 52.0% C 0.145 H 137.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#3A7B18
RGB	rgb(58, 123, 24)
HSL	hsl(99, 67%, 29%)
HSV	hsv(99, 80%, 48%)
CMYK	cmyk(52.8%, 0%, 80.5%, 51.8%)
CIE-LAB	lab(45.81, -38.60, 44.15)
CIE-LCH	lch(45.81, 58.65, 131.16°)
OKLab	oklab(52.01% -0.107 0.0983)
OKLCH	oklch(52.01% 0.145 137.4)
XYZ	xyz(8.9925, 15.1307, 3.3106)
Luminance	0.1513 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7B18 #59187B

analogous

#6C7B18 #3A7B18 #187B28

triadic

#3A7B18 #183A7B #7B183A

tetradic

#3A7B18 #186C7B #59187B #7B2818

square

#3A7B18 #186C7B #59187B #7B2818

split-complementary

#3A7B18 #28187B #7B186C

monochromatic

#0C1A05 #22480E #3A7B18 #52AE22 #6DD836

Accessibility & contrast

On white

5.22

#3A7B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#3A7B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A7B18

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7B18	#FFFFFF	#000000	##FFFFFF
##3A7B18	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7000

Deuteranopia (green-blind)

#776A23

Tritanopia (blue-blind)

#367669

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #3a7b18;
/* rgb */ color: rgb(58, 123, 24);
/* oklch */ color: oklch(52.0% 0.145 137.4);

Tailwind

colors: {
  custom: {
    50: '#78a25e',
    500: '#3a7b18',
    950: '#000000',
  },
}

SCSS

$custom: #3a7b18;
$custom-light: #78a25e;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7b18",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 24
  },
  "hsl": {
    "h": 99.394,
    "s": 67.347,
    "l": 28.824
  },
  "oklch": {
    "l": 0.52006,
    "c": 0.14534,
    "h": 137.4
  },
  "luminance": 0.15131
}

Semantic roles & 50–950 ramp

primary

#3A7B18

secondary

#893FB0

accent

#3EEAAF

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#090F05

muted

#7B7F79

Preview Lab

Preview with #3A7B18

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

Preview Lab → · Contrast checker → · Palette generator →