#42841B#42841B

#42841B is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 54.9% C 0.151 H 136.7°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#42841B
RGB	rgb(66, 132, 27)
HSL	hsl(98, 66%, 31%)
HSV	hsv(98, 80%, 52%)
CMYK	cmyk(50%, 0%, 79.5%, 48.2%)
CIE-LAB	lab(49.18, -39.55, 46.47)
CIE-LCH	lch(49.18, 61.02, 130.40°)
OKLab	oklab(54.87% -0.1099 0.1035)
OKLCH	oklch(54.87% 0.151 136.7)
XYZ	xyz(10.6955, 17.7392, 3.8971)
Luminance	0.1774 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42841B #5D1B84

analogous

#76841B #42841B #1B8428

triadic

#42841B #1B4284 #841B42

tetradic

#42841B #1B7684 #5D1B84 #84281B

square

#42841B #1B7684 #5D1B84 #84281B

split-complementary

#42841B #281B84 #841B76

monochromatic

#0F1E06 #295111 #42841B #5BB725 #79D841

Accessibility & contrast

On white

4.62

#42841B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#42841B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #42841B

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42841B	#FFFFFF	#000000	##FFFFFF
##42841B	1.00	4.62	4.55	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#897801

Deuteranopia (green-blind)

#807327

Tritanopia (blue-blind)

#3E7F70

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #42841b;
/* rgb */ color: rgb(66, 132, 27);
/* oklch */ color: oklch(54.9% 0.151 136.7);

Tailwind

colors: {
  custom: {
    50: '#7da860',
    500: '#42841b',
    950: '#000000',
  },
}

SCSS

$custom: #42841b;
$custom-light: #7da860;
$custom-dark: #000000;

JSON

{
  "hex": "#42841b",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 27
  },
  "hsl": {
    "h": 97.714,
    "s": 66.038,
    "l": 31.176
  },
  "oklch": {
    "l": 0.54874,
    "c": 0.15099,
    "h": 136.7
  },
  "luminance": 0.1774
}

Semantic roles & 50–950 ramp

primary

#42841B

secondary

#8C43B7

accent

#3FE9AA

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A1005

muted

#7C7F79

Preview Lab

Preview with #42841B

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

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