#40831D#40831D

#40831D is a mid, vivid yellow-green. Relative luminance 0.174; OKLCH L 54.5% C 0.150 H 137.3°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#40831D
RGB	rgb(64, 131, 29)
HSL	hsl(99, 64%, 31%)
HSV	hsv(99, 78%, 51%)
CMYK	cmyk(51.1%, 0%, 77.9%, 48.6%)
CIE-LAB	lab(48.77, -39.65, 45.35)
CIE-LCH	lch(48.77, 60.24, 131.16°)
OKLab	oklab(54.52% -0.1099 0.1015)
OKLCH	oklch(54.52% 0.15 137.3)
XYZ	xyz(10.4521, 17.4106, 3.9720)
Luminance	0.1741 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40831D #601D83

analogous

#73831D #40831D #1D832D

triadic

#40831D #1D4083 #831D40

tetradic

#40831D #1D7383 #601D83 #832D1D

square

#40831D #1D7383 #601D83 #832D1D

split-complementary

#40831D #2D1D83 #831D73

monochromatic

#0F1F07 #285112 #40831D #58B528 #76D645

Accessibility & contrast

On white

4.69

#40831D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#40831D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #40831D

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40831D	#FFFFFF	#000000	##FFFFFF
##40831D	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877706

Deuteranopia (green-blind)

#7F7228

Tritanopia (blue-blind)

#3C7E70

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #40831d;
/* rgb */ color: rgb(64, 131, 29);
/* oklch */ color: oklch(54.5% 0.150 137.3);

Tailwind

colors: {
  custom: {
    50: '#7ca861',
    500: '#40831d',
    950: '#000000',
  },
}

SCSS

$custom: #40831d;
$custom-light: #7ca861;
$custom-dark: #000000;

JSON

{
  "hex": "#40831d",
  "rgb": {
    "r": 64,
    "g": 131,
    "b": 29
  },
  "hsl": {
    "h": 99.412,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54521,
    "c": 0.14964,
    "h": 137.3
  },
  "luminance": 0.17411
}

Semantic roles & 50–950 ramp

primary

#40831D

secondary

#9046B6

accent

#41E7AE

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #40831D

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

Preview Lab → · Contrast checker → · Palette generator →