#284A09#284A09

#284A09 is a dark, moderate yellow-green. Relative luminance 0.054; OKLCH L 36.9% C 0.098 H 134.0°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#284A09
RGB	rgb(40, 74, 9)
HSL	hsl(91, 78%, 16%)
HSV	hsv(91, 88%, 29%)
CMYK	cmyk(45.9%, 0%, 87.8%, 71%)
CIE-LAB	lab(27.76, -24.31, 31.99)
CIE-LCH	lch(27.76, 40.18, 127.22°)
OKLab	oklab(36.91% -0.0683 0.0707)
OKLCH	oklch(36.91% 0.098 134)
XYZ	xyz(3.3731, 5.3682, 1.1168)
Luminance	0.0537 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

#06470C

ΔE00 4.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284A09 #2B094A

analogous

#494A09 #284A09 #094A0B

triadic

#284A09 #09284A #4A0928

tetradic

#284A09 #09494A #2B094A #4A0B09

square

#284A09 #09494A #2B094A #4A0B09

split-complementary

#284A09 #0B094A #4A0949

monochromatic

#0F1B03 #0F1B03 #284A09 #458110 #63B716

Accessibility & contrast

On white

10.13

#284A09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#284A09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284A09

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284A09	#FFFFFF	#000000	##FFFFFF
##284A09	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4300

Deuteranopia (green-blind)

#494110

Tritanopia (blue-blind)

#28473E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #284a09;
/* rgb */ color: rgb(40, 74, 9);
/* oklch */ color: oklch(36.9% 0.098 134.0);

Tailwind

colors: {
  custom: {
    50: '#667d4f',
    500: '#284a09',
    950: '#000000',
  },
}

SCSS

$custom: #284a09;
$custom-light: #667d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#284a09",
  "rgb": {
    "r": 40,
    "g": 74,
    "b": 9
  },
  "hsl": {
    "h": 91.385,
    "s": 78.313,
    "l": 16.275
  },
  "oklch": {
    "l": 0.36912,
    "c": 0.09832,
    "h": 134
  },
  "luminance": 0.05368
}

Semantic roles & 50–950 ramp

primary

#284A09

secondary

#5A2787

accent

#33F598

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#060902

muted

#7A7B78

Preview Lab

Preview with #284A09

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

Preview Lab → · Contrast checker → · Palette generator →