#42871B#42871B

#42871B is a mid, vivid yellow-green. Relative luminance 0.186; OKLCH L 55.7% C 0.155 H 137.0°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#42871B
RGB	rgb(66, 135, 27)
HSL	hsl(98, 67%, 32%)
HSV	hsv(98, 80%, 53%)
CMYK	cmyk(51.1%, 0%, 80%, 47.1%)
CIE-LAB	lab(50.17, -40.77, 47.41)
CIE-LCH	lch(50.17, 62.54, 130.69°)
OKLab	oklab(55.69% -0.1132 0.1055)
OKLCH	oklch(55.69% 0.155 137)
XYZ	xyz(11.1082, 18.5645, 4.0347)
Luminance	0.1857 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42871B #601B87

analogous

#78871B #42871B #1B872A

triadic

#42871B #1B4287 #871B42

tetradic

#42871B #1B7887 #601B87 #872A1B

square

#42871B #1B7887 #601B87 #872A1B

split-complementary

#42871B #2A1B87 #871B78

monochromatic

#102107 #295411 #42871B #5BBA25 #79D943

Accessibility & contrast

On white

4.46

#42871B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#42871B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42871B

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42871B	#FFFFFF	#000000	##000000
##42871B	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7B00

Deuteranopia (green-blind)

#837527

Tritanopia (blue-blind)

#3E8273

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #42871b;
/* rgb */ color: rgb(66, 135, 27);
/* oklch */ color: oklch(55.7% 0.155 137.0);

Tailwind

colors: {
  custom: {
    50: '#7eaa61',
    500: '#42871b',
    950: '#000000',
  },
}

SCSS

$custom: #42871b;
$custom-light: #7eaa61;
$custom-dark: #000000;

JSON

{
  "hex": "#42871b",
  "rgb": {
    "r": 66,
    "g": 135,
    "b": 27
  },
  "hsl": {
    "h": 98.333,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.55693,
    "c": 0.15476,
    "h": 137
  },
  "luminance": 0.18565
}

Semantic roles & 50–950 ramp

primary

#42871B

secondary

#8F44BA

accent

#3EEAAC

background

#F8FAF6

surface

#EFF4EB

border

#CACEC6

text

#0A1005

muted

#7C7F7A

Preview Lab

Preview with #42871B

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

Preview Lab → · Contrast checker → · Palette generator →