#284C13#284C13

#284C13 is a dark, moderate yellow-green. Relative luminance 0.057; OKLCH L 37.6% C 0.094 H 136.1°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#284C13
RGB	rgb(40, 76, 19)
HSL	hsl(98, 60%, 19%)
HSV	hsv(98, 75%, 30%)
CMYK	cmyk(47.4%, 0%, 75%, 70.2%)
CIE-LAB	lab(28.56, -24.49, 28.65)
CIE-LCH	lch(28.56, 37.69, 130.53°)
OKLab	oklab(37.59% -0.068 0.0654)
OKLCH	oklch(37.59% 0.094 136.1)
XYZ	xyz(3.5770, 5.6668, 1.5213)
Luminance	0.0567 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284C13 #37134C

analogous

#444C13 #284C13 #134C1A

triadic

#284C13 #13284C #4C1328

tetradic

#284C13 #13444C #37134C #4C1A13

square

#284C13 #13444C #37134C #4C1A13

split-complementary

#284C13 #1A134C #4C1344

monochromatic

#0D1806 #0E1B07 #284C13 #427D1F #5CAE2B

Accessibility & contrast

On white

9.84

#284C13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#284C13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284C13

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284C13	#FFFFFF	#000000	##FFFFFF
##284C13	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F450B

Deuteranopia (green-blind)

#4A4218

Tritanopia (blue-blind)

#274940

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #284c13;
/* rgb */ color: rgb(40, 76, 19);
/* oklch */ color: oklch(37.6% 0.094 136.1);

Tailwind

colors: {
  custom: {
    50: '#667e54',
    500: '#284c13',
    950: '#000000',
  },
}

SCSS

$custom: #284c13;
$custom-light: #667e54;
$custom-dark: #000000;

JSON

{
  "hex": "#284c13",
  "rgb": {
    "r": 40,
    "g": 76,
    "b": 19
  },
  "hsl": {
    "h": 97.895,
    "s": 60,
    "l": 18.627
  },
  "oklch": {
    "l": 0.37588,
    "c": 0.09436,
    "h": 136.1
  },
  "luminance": 0.05667
}

Semantic roles & 50–950 ramp

primary

#284C13

secondary

#683685

accent

#45E3A9

background

#F6F7F5

surface

#EBEEE8

border

#C6C9C4

text

#060A03

muted

#7A7C78

Preview Lab

Preview with #284C13

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

Preview Lab → · Contrast checker → · Palette generator →