#284F11#284F11

#284F11 is a dark, moderate yellow-green. Relative luminance 0.061; OKLCH L 38.5% C 0.100 H 136.3°. Best body text is #FFFFFF at 9.47:1 contrast (WCAG AA passes).

Color values

HEX	#284F11
RGB	rgb(40, 79, 17)
HSL	hsl(98, 65%, 19%)
HSV	hsv(98, 78%, 31%)
CMYK	cmyk(49.4%, 0%, 78.5%, 69%)
CIE-LAB	lab(29.62, -26.10, 30.65)
CIE-LCH	lch(29.62, 40.26, 130.41°)
OKLab	oklab(38.46% -0.0725 0.0693)
OKLCH	oklch(38.46% 0.1 136.3)
XYZ	xyz(3.7721, 6.0833, 1.5056)
Luminance	0.0608 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284F11 #38114F

analogous

#474F11 #284F11 #114F19

triadic

#284F11 #11284F #4F1128

tetradic

#284F11 #11474F #38114F #4F1911

square

#284F11 #11474F #38114F #4F1911

split-complementary

#284F11 #19114F #4F1147

monochromatic

#0D1905 #0F1D06 #284F11 #42811C #5BB427

Accessibility & contrast

On white

9.47

#284F11 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.22

#284F11 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284F11

9.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284F11	#FFFFFF	#000000	##FFFFFF
##284F11	1.00	9.47	2.22	9.47
#FFFFFF	9.47	1.00	21.00	1.00
#000000	2.22	21.00	1.00	21.00
##FFFFFF	9.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524807

Deuteranopia (green-blind)

#4D4517

Tritanopia (blue-blind)

#264C43

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #284f11;
/* rgb */ color: rgb(40, 79, 17);
/* oklch */ color: oklch(38.5% 0.100 136.3);

Tailwind

colors: {
  custom: {
    50: '#668153',
    500: '#284f11',
    950: '#000000',
  },
}

SCSS

$custom: #284f11;
$custom-light: #668153;
$custom-dark: #000000;

JSON

{
  "hex": "#284f11",
  "rgb": {
    "r": 40,
    "g": 79,
    "b": 17
  },
  "hsl": {
    "h": 97.742,
    "s": 64.583,
    "l": 18.824
  },
  "oklch": {
    "l": 0.38457,
    "c": 0.10029,
    "h": 136.3
  },
  "luminance": 0.06084
}

Semantic roles & 50–950 ramp

primary

#284F11

secondary

#693388

accent

#40E8A9

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#060A03

muted

#7A7C78

Preview Lab

Preview with #284F11

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

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