#284B13#284B13

#284B13 is a dark, moderate yellow-green. Relative luminance 0.055; OKLCH L 37.3% C 0.093 H 135.9°. Best body text is #FFFFFF at 9.97:1 contrast (WCAG AA passes).

Color values

HEX	#284B13
RGB	rgb(40, 75, 19)
HSL	hsl(98, 60%, 18%)
HSV	hsv(98, 75%, 29%)
CMYK	cmyk(46.7%, 0%, 74.7%, 70.6%)
CIE-LAB	lab(28.19, -24.01, 28.27)
CIE-LCH	lch(28.19, 37.09, 130.34°)
OKLab	oklab(37.29% -0.0667 0.0646)
OKLCH	oklch(37.29% 0.093 135.9)
XYZ	xyz(3.5086, 5.5301, 1.4985)
Luminance	0.0553 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284B13 #36134B

analogous

#444B13 #284B13 #134B1A

triadic

#284B13 #13284B #4B1328

tetradic

#284B13 #13444B #36134B #4B1A13

square

#284B13 #13444B #36134B #4B1A13

split-complementary

#284B13 #1A134B #4B1344

monochromatic

#0D1806 #0E1A07 #284B13 #427C1F #5CAD2C

Accessibility & contrast

On white

9.97

#284B13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#284B13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284B13

9.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284B13	#FFFFFF	#000000	##FFFFFF
##284B13	1.00	9.97	2.11	9.97
#FFFFFF	9.97	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E440B

Deuteranopia (green-blind)

#494118

Tritanopia (blue-blind)

#274840

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #284b13;
/* rgb */ color: rgb(40, 75, 19);
/* oklch */ color: oklch(37.3% 0.093 135.9);

Tailwind

colors: {
  custom: {
    50: '#657d54',
    500: '#284b13',
    950: '#000000',
  },
}

SCSS

$custom: #284b13;
$custom-light: #657d54;
$custom-dark: #000000;

JSON

{
  "hex": "#284b13",
  "rgb": {
    "r": 40,
    "g": 75,
    "b": 19
  },
  "hsl": {
    "h": 97.5,
    "s": 59.574,
    "l": 18.431
  },
  "oklch": {
    "l": 0.37292,
    "c": 0.09286,
    "h": 135.9
  },
  "luminance": 0.0553
}

Semantic roles & 50–950 ramp

primary

#284B13

secondary

#673684

accent

#45E3A8

background

#F6F7F4

surface

#EBEEE8

border

#C6C9C4

text

#060A03

muted

#7A7C78

Preview Lab

Preview with #284B13

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

Preview Lab → · Contrast checker → · Palette generator →