#3F530C#3F530C

#3F530C is a dark, moderate yellow-green. Relative luminance 0.073; OKLCH L 41.1% C 0.096 H 124.8°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#3F530C
RGB	rgb(63, 83, 12)
HSL	hsl(77, 75%, 19%)
HSV	hsv(77, 86%, 33%)
CMYK	cmyk(24.1%, 0%, 85.5%, 67.5%)
CIE-LAB	lab(32.41, -18.75, 35.78)
CIE-LCH	lch(32.41, 40.39, 117.66°)
OKLab	oklab(41.1% -0.0547 0.0786)
OKLCH	oklch(41.1% 0.096 124.8)
XYZ	xyz(5.2096, 7.2698, 1.4765)
Luminance	0.0727 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F530C #200C53

analogous

#53430C #3F530C #1B530C

triadic

#3F530C #0C3F53 #530C3F

tetradic

#3F530C #0C5343 #200C53 #530C1B

square

#3F530C #0C5343 #200C53 #530C1B

split-complementary

#3F530C #0C1B53 #430C53

monochromatic

#141B04 #161E04 #3F530C #688814 #90BE1B

Accessibility & contrast

On white

8.56

#3F530C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3F530C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F530C

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F530C	#FFFFFF	#000000	##FFFFFF
##3F530C	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D00

Deuteranopia (green-blind)

#554C13

Tritanopia (blue-blind)

#424E46

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3f530c;
/* rgb */ color: rgb(63, 83, 12);
/* oklch */ color: oklch(41.1% 0.096 124.8);

Tailwind

colors: {
  custom: {
    50: '#778352',
    500: '#3f530c',
    950: '#000000',
  },
}

SCSS

$custom: #3f530c;
$custom-light: #778352;
$custom-dark: #000000;

JSON

{
  "hex": "#3f530c",
  "rgb": {
    "r": 63,
    "g": 83,
    "b": 12
  },
  "hsl": {
    "h": 76.901,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.411,
    "c": 0.09574,
    "h": 124.8
  },
  "luminance": 0.0727
}

Semantic roles & 50–950 ramp

primary

#3F530C

secondary

#482D8E

accent

#36F16B

background

#F7F8F4

surface

#EDEFE7

border

#C8CAC3

text

#090A02

muted

#7B7C78

Preview Lab

Preview with #3F530C

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

Preview Lab → · Contrast checker → · Palette generator →