#42781F#42781F

#42781F is a mid, vivid yellow-green. Relative luminance 0.147; OKLCH L 51.6% C 0.133 H 135.7°. Best body text is #FFFFFF at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#42781F
RGB	rgb(66, 120, 31)
HSL	hsl(96, 59%, 30%)
HSV	hsv(96, 74%, 47%)
CMYK	cmyk(45%, 0%, 74.2%, 52.9%)
CIE-LAB	lab(45.21, -34.16, 41.06)
CIE-LCH	lch(45.21, 53.42, 129.76°)
OKLab	oklab(51.62% -0.0951 0.0928)
OKLCH	oklch(51.62% 0.133 135.7)
XYZ	xyz(9.2103, 14.6896, 3.6461)
Luminance	0.1469 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42781F #551F78

analogous

#6F781F #42781F #1F7828

triadic

#42781F #1F4278 #781F42

tetradic

#42781F #1F6F78 #551F78 #78281F

square

#42781F #1F6F78 #551F78 #78281F

split-complementary

#42781F #281F78 #781F6F

monochromatic

#0D1806 #274712 #42781F #5DA92C #7ACE43

Accessibility & contrast

On white

5.33

#42781F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.94

#42781F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42781F

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42781F	#FFFFFF	#000000	##FFFFFF
##42781F	1.00	5.33	3.94	5.33
#FFFFFF	5.33	1.00	21.00	1.00
#000000	3.94	21.00	1.00	21.00
##FFFFFF	5.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C6E10

Deuteranopia (green-blind)

#756927

Tritanopia (blue-blind)

#407367

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #42781f;
/* rgb */ color: rgb(66, 120, 31);
/* oklch */ color: oklch(51.6% 0.133 135.7);

Tailwind

colors: {
  custom: {
    50: '#7b9f61',
    500: '#42781f',
    950: '#000000',
  },
}

SCSS

$custom: #42781f;
$custom-light: #7b9f61;
$custom-dark: #000000;

JSON

{
  "hex": "#42781f",
  "rgb": {
    "r": 66,
    "g": 120,
    "b": 31
  },
  "hsl": {
    "h": 96.404,
    "s": 58.94,
    "l": 29.608
  },
  "oklch": {
    "l": 0.5162,
    "c": 0.1329,
    "h": 135.7
  },
  "luminance": 0.1469
}

Semantic roles & 50–950 ramp

primary

#42781F

secondary

#8447AB

accent

#46E2A5

background

#F7F9F5

surface

#EEF2EA

border

#C9CCC6

text

#0A0E05

muted

#7C7E79

Preview Lab

Preview with #42781F

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

Preview Lab → · Contrast checker → · Palette generator →