#40531A#40531A

#40531A is a dark, moderate yellow-green. Relative luminance 0.074; OKLCH L 41.3% C 0.085 H 125.6°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#40531A
RGB	rgb(64, 83, 26)
HSL	hsl(80, 52%, 21%)
HSV	hsv(80, 69%, 33%)
CMYK	cmyk(22.9%, 0%, 68.7%, 67.5%)
CIE-LAB	lab(32.59, -17.31, 30.05)
CIE-LCH	lch(32.59, 34.67, 119.94°)
OKLab	oklab(41.3% -0.0494 0.069)
OKLCH	oklch(41.3% 0.085 125.6)
XYZ	xyz(5.3941, 7.3510, 2.1118)
Luminance	0.0735 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40531A #2D1A53

analogous

#534A1A #40531A #24531A

triadic

#40531A #1A4053 #531A40

tetradic

#40531A #1A534A #2D1A53 #531A24

square

#40531A #1A534A #2D1A53 #531A24

split-complementary

#40531A #1A2453 #4A1A53

monochromatic

#121707 #1C240B #40531A #648229 #88B037

Accessibility & contrast

On white

8.50

#40531A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#40531A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40531A

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40531A	#FFFFFF	#000000	##FFFFFF
##40531A	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D13

Deuteranopia (green-blind)

#554C1E

Tritanopia (blue-blind)

#434F47

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #40531a;
/* rgb */ color: rgb(64, 83, 26);
/* oklch */ color: oklch(41.3% 0.085 125.6);

Tailwind

colors: {
  custom: {
    50: '#778359',
    500: '#40531a',
    950: '#000000',
  },
}

SCSS

$custom: #40531a;
$custom-light: #778359;
$custom-dark: #000000;

JSON

{
  "hex": "#40531a",
  "rgb": {
    "r": 64,
    "g": 83,
    "b": 26
  },
  "hsl": {
    "h": 80,
    "s": 52.294,
    "l": 21.373
  },
  "oklch": {
    "l": 0.41299,
    "c": 0.08483,
    "h": 125.6
  },
  "luminance": 0.07351
}

Semantic roles & 50–950 ramp

primary

#40531A

secondary

#584089

accent

#4CDC7C

background

#F7F8F5

surface

#EDEFE9

border

#C8CAC5

text

#090A04

muted

#7B7C79

Preview Lab

Preview with #40531A

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

Preview Lab → · Contrast checker → · Palette generator →