#40821A#40821A

#40821A is a mid, vivid yellow-green. Relative luminance 0.171; OKLCH L 54.2% C 0.150 H 136.9°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#40821A
RGB	rgb(64, 130, 26)
HSL	hsl(98, 67%, 31%)
HSV	hsv(98, 80%, 51%)
CMYK	cmyk(50.8%, 0%, 80%, 49%)
CIE-LAB	lab(48.42, -39.43, 46.05)
CIE-LCH	lch(48.42, 60.63, 130.57°)
OKLab	oklab(54.23% -0.1096 0.1025)
OKLCH	oklch(54.23% 0.15 136.9)
XYZ	xyz(10.2831, 17.1291, 3.7415)
Luminance	0.1713 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40821A #5C1A82

analogous

#74821A #40821A #1A8228

triadic

#40821A #1A4082 #821A40

tetradic

#40821A #1A7482 #5C1A82 #82281A

square

#40821A #1A7482 #5C1A82 #82281A

split-complementary

#40821A #281A82 #821A74

monochromatic

#0E1C06 #274F10 #40821A #59B524 #76D83E

Accessibility & contrast

On white

4.74

#40821A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#40821A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40821A

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40821A	#FFFFFF	#000000	##FFFFFF
##40821A	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877600

Deuteranopia (green-blind)

#7E7126

Tritanopia (blue-blind)

#3C7D6F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #40821a;
/* rgb */ color: rgb(64, 130, 26);
/* oklch */ color: oklch(54.2% 0.150 136.9);

Tailwind

colors: {
  custom: {
    50: '#7ca760',
    500: '#40821a',
    950: '#000000',
  },
}

SCSS

$custom: #40821a;
$custom-light: #7ca760;
$custom-dark: #000000;

JSON

{
  "hex": "#40821a",
  "rgb": {
    "r": 64,
    "g": 130,
    "b": 26
  },
  "hsl": {
    "h": 98.077,
    "s": 66.667,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54227,
    "c": 0.15004,
    "h": 136.9
  },
  "luminance": 0.1713
}

Semantic roles & 50–950 ramp

primary

#40821A

secondary

#8B42B6

accent

#3EEAAB

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #40821A

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

Preview Lab → · Contrast checker → · Palette generator →