#42811F#42811F

#42811F is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.1% C 0.145 H 136.8°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#42811F
RGB	rgb(66, 129, 31)
HSL	hsl(99, 61%, 31%)
HSV	hsv(99, 76%, 51%)
CMYK	cmyk(48.8%, 0%, 76%, 49.4%)
CIE-LAB	lab(48.21, -38.03, 44.08)
CIE-LCH	lch(48.21, 58.22, 130.79°)
OKLab	oklab(54.08% -0.1056 0.0991)
OKLCH	oklch(54.08% 0.145 136.8)
XYZ	xyz(10.3440, 16.9570, 4.0240)
Luminance	0.1696 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42811F #5E1F81

analogous

#73811F #42811F #1F812D

triadic

#42811F #1F4281 #811F42

tetradic

#42811F #1F7381 #5E1F81 #812D1F

square

#42811F #1F7381 #5E1F81 #812D1F

split-complementary

#42811F #2D1F81 #811F73

monochromatic

#101E07 #295013 #42811F #5BB22B #79D347

Accessibility & contrast

On white

4.78

#42811F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#42811F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42811F

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42811F	#FFFFFF	#000000	##FFFFFF
##42811F	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#86760C

Deuteranopia (green-blind)

#7D7029

Tritanopia (blue-blind)

#3F7C6E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #42811f;
/* rgb */ color: rgb(66, 129, 31);
/* oklch */ color: oklch(54.1% 0.145 136.8);

Tailwind

colors: {
  custom: {
    50: '#7da662',
    500: '#42811f',
    950: '#000000',
  },
}

SCSS

$custom: #42811f;
$custom-light: #7da662;
$custom-dark: #000000;

JSON

{
  "hex": "#42811f",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 31
  },
  "hsl": {
    "h": 98.571,
    "s": 61.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54082,
    "c": 0.14482,
    "h": 136.8
  },
  "luminance": 0.16958
}

Semantic roles & 50–950 ramp

primary

#42811F

secondary

#8D48B4

accent

#43E4AB

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #42811F

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

Preview Lab → · Contrast checker → · Palette generator →