#284E10#284E10

#284E10 is a dark, moderate yellow-green. Relative luminance 0.059; OKLCH L 38.2% C 0.100 H 136.0°. Best body text is #FFFFFF at 9.60:1 contrast (WCAG AA passes).

Color values

HEX	#284E10
RGB	rgb(40, 78, 16)
HSL	hsl(97, 66%, 18%)
HSV	hsv(97, 79%, 31%)
CMYK	cmyk(48.7%, 0%, 79.5%, 69.4%)
CIE-LAB	lab(29.25, -25.71, 30.71)
CIE-LCH	lch(29.25, 40.05, 129.93°)
OKLab	oklab(38.15% -0.0716 0.0692)
OKLCH	oklch(38.15% 0.1 136)
XYZ	xyz(3.6929, 5.9371, 1.4415)
Luminance	0.0594 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#284E10 #36104E

analogous

#474E10 #284E10 #104E17

triadic

#284E10 #10284E #4E1028

tetradic

#284E10 #10474E #36104E #4E1710

square

#284E10 #10474E #36104E #4E1710

split-complementary

#284E10 #17104E #4E1047

monochromatic

#0D1905 #0E1B06 #284E10 #42811A #5CB425

Accessibility & contrast

On white

9.60

#284E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#284E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #284E10

9.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##284E10	#FFFFFF	#000000	##FFFFFF
##284E10	1.00	9.60	2.19	9.60
#FFFFFF	9.60	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514706

Deuteranopia (green-blind)

#4C4416

Tritanopia (blue-blind)

#274B42

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #284e10;
/* rgb */ color: rgb(40, 78, 16);
/* oklch */ color: oklch(38.2% 0.100 136.0);

Tailwind

colors: {
  custom: {
    50: '#668053',
    500: '#284e10',
    950: '#000000',
  },
}

SCSS

$custom: #284e10;
$custom-light: #668053;
$custom-dark: #000000;

JSON

{
  "hex": "#284e10",
  "rgb": {
    "r": 40,
    "g": 78,
    "b": 16
  },
  "hsl": {
    "h": 96.774,
    "s": 65.957,
    "l": 18.431
  },
  "oklch": {
    "l": 0.38152,
    "c": 0.09957,
    "h": 136
  },
  "luminance": 0.05937
}

Semantic roles & 50–950 ramp

primary

#284E10

secondary

#673288

accent

#3FE9A7

background

#F6F7F4

surface

#EBEEE7

border

#C6C9C3

text

#060A02

muted

#7A7C78

Preview Lab

Preview with #284E10

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

Preview Lab → · Contrast checker → · Palette generator →