#284A11#284A11

#284A11 is a dark, moderate yellow-green. Relative luminance 0.054; OKLCH L 37.0% C 0.093 H 135.3°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#284A11
RGB	rgb(40, 74, 17)
HSL	hsl(96, 63%, 18%)
HSV	hsv(96, 77%, 29%)
CMYK	cmyk(45.9%, 0%, 77%, 71%)
CIE-LAB	lab(27.82, -23.71, 28.80)
CIE-LCH	lch(27.82, 37.31, 129.46°)
OKLab	oklab(36.98% -0.0661 0.0654)
OKLCH	oklch(36.98% 0.093 135.3)
XYZ	xyz(3.4249, 5.3890, 1.3899)
Luminance	0.0539 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284A11 #33114A

analogous

#444A11 #284A11 #114A16

triadic

#284A11 #11284A #4A1128

tetradic

#284A11 #11444A #33114A #4A1611

square

#284A11 #11444A #33114A #4A1611

split-complementary

#284A11 #16114A #4A1144

monochromatic

#0D1906 #0D1906 #284A11 #437C1C #5EAE28

Accessibility & contrast

On white

10.11

#284A11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#284A11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284A11

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284A11	#FFFFFF	#000000	##FFFFFF
##284A11	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4308

Deuteranopia (green-blind)

#484116

Tritanopia (blue-blind)

#27473F

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #284a11;
/* rgb */ color: rgb(40, 74, 17);
/* oklch */ color: oklch(37.0% 0.093 135.3);

Tailwind

colors: {
  custom: {
    50: '#657d53',
    500: '#284a11',
    950: '#000000',
  },
}

SCSS

$custom: #284a11;
$custom-light: #657d53;
$custom-dark: #000000;

JSON

{
  "hex": "#284a11",
  "rgb": {
    "r": 40,
    "g": 74,
    "b": 17
  },
  "hsl": {
    "h": 95.789,
    "s": 62.637,
    "l": 17.843
  },
  "oklch": {
    "l": 0.36976,
    "c": 0.09296,
    "h": 135.3
  },
  "luminance": 0.05389
}

Semantic roles & 50–950 ramp

primary

#284A11

secondary

#633383

accent

#42E6A4

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#060902

muted

#7A7B78

Preview Lab

Preview with #284A11

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

Preview Lab → · Contrast checker → · Palette generator →