#283A09#283A09

#283A09 is a dark, moderate yellow-green. Relative luminance 0.035; OKLCH L 32.2% C 0.075 H 127.9°. Best body text is #FFFFFF at 12.36:1 contrast (WCAG AA passes).

Color values

HEX	#283A09
RGB	rgb(40, 58, 9)
HSL	hsl(82, 73%, 13%)
HSV	hsv(82, 84%, 23%)
CMYK	cmyk(31%, 0%, 84.5%, 77.3%)
CIE-LAB	lab(21.93, -16.06, 26.30)
CIE-LCH	lch(21.93, 30.82, 121.41°)
OKLab	oklab(32.16% -0.046 0.0591)
OKLCH	oklch(32.16% 0.075 127.9)
XYZ	xyz(2.4374, 3.4969, 0.8049)
Luminance	0.0350 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Hunter Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283A09 #1B093A

analogous

#3A3309 #283A09 #0F3A09

triadic

#283A09 #09283A #3A0928

tetradic

#283A09 #093A33 #1B093A #3A090F

square

#283A09 #093A33 #1B093A #3A090F

split-complementary

#283A09 #090F3A #33093A

monochromatic

#121A04 #121A04 #283A09 #4D6F11 #71A419

Accessibility & contrast

On white

12.36

#283A09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#283A09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283A09

12.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283A09	#FFFFFF	#000000	##FFFFFF
##283A09	1.00	12.36	1.70	12.36
#FFFFFF	12.36	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3502

Deuteranopia (green-blind)

#3B340E

Tritanopia (blue-blind)

#2A3731

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #283a09;
/* rgb */ color: rgb(40, 58, 9);
/* oklch */ color: oklch(32.2% 0.075 127.9);

Tailwind

colors: {
  custom: {
    50: '#64704c',
    500: '#283a09',
    950: '#000000',
  },
}

SCSS

$custom: #283a09;
$custom-light: #64704c;
$custom-dark: #000000;

JSON

{
  "hex": "#283a09",
  "rgb": {
    "r": 40,
    "g": 58,
    "b": 9
  },
  "hsl": {
    "h": 82.041,
    "s": 73.134,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32157,
    "c": 0.07486,
    "h": 127.9
  },
  "luminance": 0.03497
}

Semantic roles & 50–950 ramp

primary

#283A09

secondary

#452778

accent

#38F07C

background

#F6F6F4

surface

#EBECE7

border

#C6C7C3

text

#050701

muted

#7A7A77

Preview Lab

Preview with #283A09

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

Preview Lab → · Contrast checker → · Palette generator →