#283D09#283D09

#283D09 is a dark, moderate yellow-green. Relative luminance 0.038; OKLCH L 33.0% C 0.079 H 129.5°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#283D09
RGB	rgb(40, 61, 9)
HSL	hsl(84, 74%, 14%)
HSV	hsv(84, 85%, 24%)
CMYK	cmyk(34.4%, 0%, 85.2%, 76.1%)
CIE-LAB	lab(23.03, -17.70, 27.45)
CIE-LCH	lch(23.03, 32.66, 122.82°)
OKLab	oklab(33.05% -0.0505 0.0613)
OKLCH	oklch(33.05% 0.079 129.5)
XYZ	xyz(2.5931, 3.8083, 0.8568)
Luminance	0.0381 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Forest Green (survey)

#06470C

ΔE00 7.36

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283D09 #1E093D

analogous

#3D3809 #283D09 #0E3D09

triadic

#283D09 #09283D #3D0928

tetradic

#283D09 #093D38 #1E093D #3D090E

square

#283D09 #093D38 #1E093D #3D090E

split-complementary

#283D09 #090E3D #38093D

monochromatic

#111B04 #111B04 #283D09 #4B7211 #6EA819

Accessibility & contrast

On white

11.92

#283D09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#283D09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283D09

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283D09	#FFFFFF	#000000	##FFFFFF
##283D09	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)

#403802

Deuteranopia (green-blind)

#3D360E

Tritanopia (blue-blind)

#293A33

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #283d09;
/* rgb */ color: rgb(40, 61, 9);
/* oklch */ color: oklch(33.0% 0.079 129.5);

Tailwind

colors: {
  custom: {
    50: '#64724d',
    500: '#283d09',
    950: '#000000',
  },
}

SCSS

$custom: #283d09;
$custom-light: #64724d;
$custom-dark: #000000;

JSON

{
  "hex": "#283d09",
  "rgb": {
    "r": 40,
    "g": 61,
    "b": 9
  },
  "hsl": {
    "h": 84.231,
    "s": 74.286,
    "l": 13.725
  },
  "oklch": {
    "l": 0.33047,
    "c": 0.0794,
    "h": 129.5
  },
  "luminance": 0.03808
}

Semantic roles & 50–950 ramp

primary

#283D09

secondary

#49277B

accent

#37F182

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#060801

muted

#7A7B77

Preview Lab

Preview with #283D09

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

Preview Lab → · Contrast checker → · Palette generator →