#284C0F#284C0F

#284C0F is a dark, moderate yellow-green. Relative luminance 0.057; OKLCH L 37.6% C 0.097 H 135.4°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#284C0F
RGB	rgb(40, 76, 15)
HSL	hsl(95, 67%, 18%)
HSV	hsv(95, 80%, 30%)
CMYK	cmyk(47.4%, 0%, 80.3%, 70.2%)
CIE-LAB	lab(28.52, -24.84, 30.40)
CIE-LCH	lch(28.52, 39.26, 129.25°)
OKLab	oklab(37.55% -0.0693 0.0684)
OKLCH	oklch(37.55% 0.097 135.4)
XYZ	xyz(3.5457, 5.6543, 1.3564)
Luminance	0.0565 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Forest Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284C0F #330F4C

analogous

#464C0F #284C0F #0F4C14

triadic

#284C0F #0F284C #4C0F28

tetradic

#284C0F #0F464C #330F4C #4C140F

square

#284C0F #0F464C #330F4C #4C140F

split-complementary

#284C0F #140F4C #4C0F46

monochromatic

#0D1A05 #0D1A05 #284C0F #437F19 #5EB223

Accessibility & contrast

On white

9.86

#284C0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#284C0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284C0F

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284C0F	#FFFFFF	#000000	##FFFFFF
##284C0F	1.00	9.86	2.13	9.86
#FFFFFF	9.86	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4505

Deuteranopia (green-blind)

#4A4215

Tritanopia (blue-blind)

#274940

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #284c0f;
/* rgb */ color: rgb(40, 76, 15);
/* oklch */ color: oklch(37.6% 0.097 135.4);

Tailwind

colors: {
  custom: {
    50: '#667e52',
    500: '#284c0f',
    950: '#000000',
  },
}

SCSS

$custom: #284c0f;
$custom-light: #667e52;
$custom-dark: #000000;

JSON

{
  "hex": "#284c0f",
  "rgb": {
    "r": 40,
    "g": 76,
    "b": 15
  },
  "hsl": {
    "h": 95.41,
    "s": 67.033,
    "l": 17.843
  },
  "oklch": {
    "l": 0.37551,
    "c": 0.09738,
    "h": 135.4
  },
  "luminance": 0.05654
}

Semantic roles & 50–950 ramp

primary

#284C0F

secondary

#633186

accent

#3EEAA3

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#060A02

muted

#7A7C78

Preview Lab

Preview with #284C0F

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

Preview Lab → · Contrast checker → · Palette generator →