#284F0B#284F0B

#284F0B is a dark, moderate yellow-green. Relative luminance 0.061; OKLCH L 38.4% C 0.104 H 135.4°. Best body text is #FFFFFF at 9.49:1 contrast (WCAG AA passes).

Color values

HEX	#284F0B
RGB	rgb(40, 79, 11)
HSL	hsl(94, 76%, 18%)
HSV	hsv(94, 86%, 31%)
CMYK	cmyk(49.4%, 0%, 86.1%, 69%)
CIE-LAB	lab(29.58, -26.54, 32.98)
CIE-LCH	lch(29.58, 42.33, 128.82°)
OKLab	oklab(38.41% -0.0742 0.0731)
OKLCH	oklch(38.41% 0.104 135.4)
XYZ	xyz(3.7314, 6.0670, 1.2910)
Luminance	0.0607 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284F0B #320B4F

analogous

#4A4F0B #284F0B #0B4F10

triadic

#284F0B #0B284F #4F0B28

tetradic

#284F0B #0B4A4F #320B4F #4F100B

square

#284F0B #0B4A4F #320B4F #4F100B

split-complementary

#284F0B #100B4F #4F0B4A

monochromatic

#0E1B04 #0E1B04 #284F0B #438512 #5EBA1A

Accessibility & contrast

On white

9.49

#284F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#284F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284F0B

9.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284F0B	#FFFFFF	#000000	##FFFFFF
##284F0B	1.00	9.49	2.21	9.49
#FFFFFF	9.49	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524800

Deuteranopia (green-blind)

#4D4513

Tritanopia (blue-blind)

#274C42

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #284f0b;
/* rgb */ color: rgb(40, 79, 11);
/* oklch */ color: oklch(38.4% 0.104 135.4);

Tailwind

colors: {
  custom: {
    50: '#678150',
    500: '#284f0b',
    950: '#000000',
  },
}

SCSS

$custom: #284f0b;
$custom-light: #678150;
$custom-dark: #000000;

JSON

{
  "hex": "#284f0b",
  "rgb": {
    "r": 40,
    "g": 79,
    "b": 11
  },
  "hsl": {
    "h": 94.412,
    "s": 75.556,
    "l": 17.647
  },
  "oklch": {
    "l": 0.3841,
    "c": 0.10417,
    "h": 135.4
  },
  "luminance": 0.06067
}

Semantic roles & 50–950 ramp

primary

#284F0B

secondary

#622B8B

accent

#36F2A2

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#060A02

muted

#7A7C78

Preview Lab

Preview with #284F0B

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

Preview Lab → · Contrast checker → · Palette generator →