#42991F#42991F

#42991F is a mid, vivid green. Relative luminance 0.240; OKLCH L 60.6% C 0.175 H 138.7°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#42991F
RGB	rgb(66, 153, 31)
HSL	hsl(103, 66%, 36%)
HSV	hsv(103, 80%, 60%)
CMYK	cmyk(56.9%, 0%, 79.7%, 40%)
CIE-LAB	lab(56.13, -47.56, 51.77)
CIE-LCH	lch(56.13, 70.30, 132.57°)
OKLab	oklab(60.61% -0.1312 0.1152)
OKLCH	oklch(60.61% 0.175 138.7)
XYZ	xyz(13.8848, 24.0385, 5.2043)
Luminance	0.2404 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42991F #761F99

analogous

#7F991F #42991F #1F9939

triadic

#42991F #1F4299 #991F42

tetradic

#42991F #1F7F99 #761F99 #99391F

square

#42991F #1F7F99 #761F99 #99391F

split-complementary

#42991F #391F99 #991F7F

monochromatic

#16330A #2C6615 #42991F #58CC29 #7CDD56

Accessibility & contrast

On white

3.62

#42991F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#42991F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #42991F

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42991F	#FFFFFF	#000000	##000000
##42991F	1.00	3.62	5.81	5.81
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9E8B00

Deuteranopia (green-blind)

#93842D

Tritanopia (blue-blind)

#399482

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #42991f;
/* rgb */ color: rgb(66, 153, 31);
/* oklch */ color: oklch(60.6% 0.175 138.7);

Tailwind

colors: {
  custom: {
    50: '#80b865',
    500: '#42991f',
    950: '#000000',
  },
}

SCSS

$custom: #42991f;
$custom-light: #80b865;
$custom-dark: #000000;

JSON

{
  "hex": "#42991f",
  "rgb": {
    "r": 66,
    "g": 153,
    "b": 31
  },
  "hsl": {
    "h": 102.787,
    "s": 66.304,
    "l": 36.078
  },
  "oklch": {
    "l": 0.60606,
    "c": 0.17463,
    "h": 138.7
  },
  "luminance": 0.2404
}

Semantic roles & 50–950 ramp

primary

#42991F

secondary

#A154C0

accent

#3FE9B8

background

#F8FBF6

surface

#EFF6EB

border

#CAD0C6

text

#0B1106

muted

#7C807A

Preview Lab

Preview with #42991F

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

Preview Lab → · Contrast checker → · Palette generator →