#283D0A#283D0A

#283D0A is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 33.1% C 0.079 H 129.6°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#283D0A
RGB	rgb(40, 61, 10)
HSL	hsl(85, 72%, 14%)
HSV	hsv(85, 84%, 24%)
CMYK	cmyk(34.4%, 0%, 83.6%, 76.1%)
CIE-LAB	lab(23.03, -17.62, 27.05)
CIE-LCH	lch(23.03, 32.28, 123.09°)
OKLab	oklab(33.06% -0.0502 0.0606)
OKLCH	oklch(33.06% 0.079 129.6)
XYZ	xyz(2.5986, 3.8104, 0.8857)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283D0A #1F0A3D

analogous

#3D390A #283D0A #0F3D0A

triadic

#283D0A #0A283D #3D0A28

tetradic

#283D0A #0A3D39 #1F0A3D #3D0A0F

square

#283D0A #0A3D39 #1F0A3D #3D0A0F

split-complementary

#283D0A #0A0F3D #390A3D

monochromatic

#111A04 #111A04 #283D0A #4A7213 #6DA61B

Accessibility & contrast

On white

11.92

#283D0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#283D0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283D0A

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283D0A	#FFFFFF	#000000	##FFFFFF
##283D0A	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403803

Deuteranopia (green-blind)

#3D360F

Tritanopia (blue-blind)

#293A33

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #283d0a;
/* rgb */ color: rgb(40, 61, 10);
/* oklch */ color: oklch(33.1% 0.079 129.6);

Tailwind

colors: {
  custom: {
    50: '#64724d',
    500: '#283d0a',
    950: '#000000',
  },
}

SCSS

$custom: #283d0a;
$custom-light: #64724d;
$custom-dark: #000000;

JSON

{
  "hex": "#283d0a",
  "rgb": {
    "r": 40,
    "g": 61,
    "b": 10
  },
  "hsl": {
    "h": 84.706,
    "s": 71.831,
    "l": 13.922
  },
  "oklch": {
    "l": 0.33055,
    "c": 0.07866,
    "h": 129.6
  },
  "luminance": 0.03811
}

Semantic roles & 50–950 ramp

primary

#283D0A

secondary

#4A287A

accent

#39EF84

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#060801

muted

#7A7B77

Preview Lab

Preview with #283D0A

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

Preview Lab → · Contrast checker → · Palette generator →