#40540E#40540E

#40540E is a dark, moderate yellow-green. Relative luminance 0.075; OKLCH L 41.5% C 0.095 H 124.8°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#40540E
RGB	rgb(64, 84, 14)
HSL	hsl(77, 71%, 19%)
HSV	hsv(77, 83%, 33%)
CMYK	cmyk(23.8%, 0%, 83.3%, 67.1%)
CIE-LAB	lab(32.84, -18.72, 35.49)
CIE-LCH	lch(32.84, 40.12, 117.81°)
OKLab	oklab(41.47% -0.0545 0.0783)
OKLCH	oklch(41.47% 0.095 124.8)
XYZ	xyz(5.3640, 7.4623, 1.5731)
Luminance	0.0746 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40540E #220E54

analogous

#54450E #40540E #1D540E

triadic

#40540E #0E4054 #540E40

tetradic

#40540E #0E5445 #220E54 #540E1D

square

#40540E #0E5445 #220E54 #540E1D

split-complementary

#40540E #0E1D54 #450E54

monochromatic

#141A04 #182005 #40540E #688817 #90BD1F

Accessibility & contrast

On white

8.43

#40540E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#40540E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40540E

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40540E	#FFFFFF	#000000	##FFFFFF
##40540E	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594E01

Deuteranopia (green-blind)

#564D15

Tritanopia (blue-blind)

#434F47

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #40540e;
/* rgb */ color: rgb(64, 84, 14);
/* oklch */ color: oklch(41.5% 0.095 124.8);

Tailwind

colors: {
  custom: {
    50: '#778453',
    500: '#40540e',
    950: '#000000',
  },
}

SCSS

$custom: #40540e;
$custom-light: #778453;
$custom-dark: #000000;

JSON

{
  "hex": "#40540e",
  "rgb": {
    "r": 64,
    "g": 84,
    "b": 14
  },
  "hsl": {
    "h": 77.143,
    "s": 71.429,
    "l": 19.216
  },
  "oklch": {
    "l": 0.41466,
    "c": 0.0954,
    "h": 124.8
  },
  "luminance": 0.07462
}

Semantic roles & 50–950 ramp

primary

#40540E

secondary

#4B2F8E

accent

#3AEE6D

background

#F7F8F4

surface

#EDEFE7

border

#C8CAC3

text

#090A03

muted

#7B7C78

Preview Lab

Preview with #40540E

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

Preview Lab → · Contrast checker → · Palette generator →