#3D8018#3D8018

#3D8018 is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.5% C 0.150 H 137.2°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#3D8018
RGB	rgb(61, 128, 24)
HSL	hsl(99, 68%, 30%)
HSV	hsv(99, 81%, 50%)
CMYK	cmyk(52.3%, 0%, 81.3%, 49.8%)
CIE-LAB	lab(47.62, -39.69, 45.91)
CIE-LCH	lch(47.62, 60.69, 130.85°)
OKLab	oklab(53.53% -0.1102 0.1019)
OKLCH	oklch(53.53% 0.15 137.2)
XYZ	xyz(9.8082, 16.4957, 3.5311)
Luminance	0.1650 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D8018 #5B1880

analogous

#718018 #3D8018 #188027

triadic

#3D8018 #183D80 #80183D

tetradic

#3D8018 #187180 #5B1880 #802718

square

#3D8018 #187180 #5B1880 #802718

split-complementary

#3D8018 #271880 #801871

monochromatic

#0C1A05 #244C0E #3D8018 #56B422 #72DA39

Accessibility & contrast

On white

4.88

#3D8018 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#3D8018 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D8018

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D8018	#FFFFFF	#000000	##FFFFFF
##3D8018	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7C6F24

Tritanopia (blue-blind)

#397B6D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3d8018;
/* rgb */ color: rgb(61, 128, 24);
/* oklch */ color: oklch(53.5% 0.150 137.2);

Tailwind

colors: {
  custom: {
    50: '#7aa55e',
    500: '#3d8018',
    950: '#000000',
  },
}

SCSS

$custom: #3d8018;
$custom-light: #7aa55e;
$custom-dark: #000000;

JSON

{
  "hex": "#3d8018",
  "rgb": {
    "r": 61,
    "g": 128,
    "b": 24
  },
  "hsl": {
    "h": 98.654,
    "s": 68.421,
    "l": 29.804
  },
  "oklch": {
    "l": 0.53527,
    "c": 0.1501,
    "h": 137.2
  },
  "luminance": 0.16496
}

Semantic roles & 50–950 ramp

primary

#3D8018

secondary

#8B40B4

accent

#3DEBAD

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #3D8018

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

Preview Lab → · Contrast checker → · Palette generator →