#42771B#42771B

#42771B is a mid, vivid yellow-green. Relative luminance 0.144; OKLCH L 51.3% C 0.134 H 135.1°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#42771B
RGB	rgb(66, 119, 27)
HSL	hsl(95, 63%, 29%)
HSV	hsv(95, 77%, 47%)
CMYK	cmyk(44.5%, 0%, 77.3%, 53.3%)
CIE-LAB	lab(44.84, -34.02, 42.26)
CIE-LCH	lch(44.84, 54.25, 128.83°)
OKLab	oklab(51.32% -0.095 0.0947)
OKLCH	oklch(51.32% 0.134 135.1)
XYZ	xyz(9.0412, 14.4305, 3.3457)
Luminance	0.1443 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42771B #501B77

analogous

#70771B #42771B #1B7722

triadic

#42771B #1B4277 #771B42

tetradic

#42771B #1B7077 #501B77 #77221B

square

#42771B #1B7077 #501B77 #77221B

split-complementary

#42771B #221B77 #771B70

monochromatic

#0E1906 #264510 #42771B #5EA926 #7BD23A

Accessibility & contrast

On white

5.40

#42771B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#42771B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42771B

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42771B	#FFFFFF	#000000	##FFFFFF
##42771B	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6D08

Deuteranopia (green-blind)

#756824

Tritanopia (blue-blind)

#417265

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #42771b;
/* rgb */ color: rgb(66, 119, 27);
/* oklch */ color: oklch(51.3% 0.134 135.1);

Tailwind

colors: {
  custom: {
    50: '#7c9f5e',
    500: '#42771b',
    950: '#000000',
  },
}

SCSS

$custom: #42771b;
$custom-light: #7c9f5e;
$custom-dark: #000000;

JSON

{
  "hex": "#42771b",
  "rgb": {
    "r": 66,
    "g": 119,
    "b": 27
  },
  "hsl": {
    "h": 94.565,
    "s": 63.014,
    "l": 28.627
  },
  "oklch": {
    "l": 0.51315,
    "c": 0.13417,
    "h": 135.1
  },
  "luminance": 0.14431
}

Semantic roles & 50–950 ramp

primary

#42771B

secondary

#7F42AB

accent

#42E6A0

background

#F7F9F5

surface

#EEF2E9

border

#C9CCC5

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #42771B

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

Preview Lab → · Contrast checker → · Palette generator →