#42731C#42731C

#42731C is a mid, vivid yellow-green. Relative luminance 0.135; OKLCH L 50.2% C 0.128 H 134.6°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#42731C
RGB	rgb(66, 115, 28)
HSL	hsl(94, 61%, 28%)
HSV	hsv(94, 76%, 45%)
CMYK	cmyk(42.6%, 0%, 75.7%, 54.9%)
CIE-LAB	lab(43.51, -32.16, 40.55)
CIE-LCH	lch(43.51, 51.76, 128.42°)
OKLab	oklab(50.22% -0.0899 0.0913)
OKLCH	oklch(50.22% 0.128 134.6)
XYZ	xyz(8.5869, 13.5031, 3.2523)
Luminance	0.1350 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42731C #4D1C73

analogous

#6D731C #42731C #1C7321

triadic

#42731C #1C4273 #731C42

tetradic

#42731C #1C6D73 #4D1C73 #73211C

square

#42731C #1C6D73 #4D1C73 #73211C

split-complementary

#42731C #211C73 #731C6D

monochromatic

#0E1906 #264210 #42731C #5EA428 #7BCF3A

Accessibility & contrast

On white

5.67

#42731C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.70

#42731C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42731C

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42731C	#FFFFFF	#000000	##FFFFFF
##42731C	1.00	5.67	3.70	5.67
#FFFFFF	5.67	1.00	21.00	1.00
#000000	3.70	21.00	1.00	21.00
##FFFFFF	5.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#78690C

Deuteranopia (green-blind)

#716524

Tritanopia (blue-blind)

#416E62

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #42731c;
/* rgb */ color: rgb(66, 115, 28);
/* oklch */ color: oklch(50.2% 0.128 134.6);

Tailwind

colors: {
  custom: {
    50: '#7b9b5e',
    500: '#42731c',
    950: '#000000',
  },
}

SCSS

$custom: #42731c;
$custom-light: #7b9b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#42731c",
  "rgb": {
    "r": 66,
    "g": 115,
    "b": 28
  },
  "hsl": {
    "h": 93.793,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.50225,
    "c": 0.12816,
    "h": 134.6
  },
  "luminance": 0.13504
}

Semantic roles & 50–950 ramp

primary

#42731C

secondary

#7C43A7

accent

#44E49E

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #42731C

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

Preview Lab → · Contrast checker → · Palette generator →