#42831F#42831F

#42831F is a mid, vivid yellow-green. Relative luminance 0.175; OKLCH L 54.6% C 0.147 H 137.0°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#42831F
RGB	rgb(66, 131, 31)
HSL	hsl(99, 62%, 32%)
HSV	hsv(99, 76%, 51%)
CMYK	cmyk(49.6%, 0%, 76.3%, 48.6%)
CIE-LAB	lab(48.87, -38.87, 44.74)
CIE-LCH	lch(48.87, 59.26, 130.98°)
OKLab	oklab(54.63% -0.1078 0.1005)
OKLCH	oklch(54.63% 0.147 137)
XYZ	xyz(10.6101, 17.4891, 4.1127)
Luminance	0.1749 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42831F #601F83

analogous

#74831F #42831F #1F832E

triadic

#42831F #1F4283 #831F42

tetradic

#42831F #1F7483 #601F83 #832E1F

square

#42831F #1F7483 #601F83 #832E1F

split-complementary

#42831F #2E1F83 #831F74

monochromatic

#102008 #295213 #42831F #5BB42B #79D449

Accessibility & contrast

On white

4.67

#42831F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#42831F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #42831F

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42831F	#FFFFFF	#000000	##FFFFFF
##42831F	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#88770B

Deuteranopia (green-blind)

#7F7229

Tritanopia (blue-blind)

#3E7E70

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #42831f;
/* rgb */ color: rgb(66, 131, 31);
/* oklch */ color: oklch(54.6% 0.147 137.0);

Tailwind

colors: {
  custom: {
    50: '#7da762',
    500: '#42831f',
    950: '#000000',
  },
}

SCSS

$custom: #42831f;
$custom-light: #7da762;
$custom-dark: #000000;

JSON

{
  "hex": "#42831f",
  "rgb": {
    "r": 66,
    "g": 131,
    "b": 31
  },
  "hsl": {
    "h": 99,
    "s": 61.728,
    "l": 31.765
  },
  "oklch": {
    "l": 0.54628,
    "c": 0.14742,
    "h": 137
  },
  "luminance": 0.1749
}

Semantic roles & 50–950 ramp

primary

#42831F

secondary

#8F48B6

accent

#43E5AC

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #42831F

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

Preview Lab → · Contrast checker → · Palette generator →