#3F530E#3F530E

#3F530E is a dark, moderate yellow-green. Relative luminance 0.073; OKLCH L 41.1% C 0.095 H 125.0°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#3F530E
RGB	rgb(63, 83, 14)
HSL	hsl(77, 71%, 19%)
HSV	hsv(77, 83%, 33%)
CMYK	cmyk(24.1%, 0%, 83.1%, 67.5%)
CIE-LAB	lab(32.42, -18.64, 35.08)
CIE-LCH	lch(32.42, 39.72, 117.99°)
OKLab	oklab(41.11% -0.0542 0.0775)
OKLCH	oklch(41.11% 0.095 125)
XYZ	xyz(5.2225, 7.2749, 1.5444)
Luminance	0.0727 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F530E #220E53

analogous

#53450E #3F530E #1D530E

triadic

#3F530E #0E3F53 #530E3F

tetradic

#3F530E #0E5345 #220E53 #530E1D

square

#3F530E #0E5345 #220E53 #530E1D

split-complementary

#3F530E #0E1D53 #450E53

monochromatic

#141A04 #171F05 #3F530E #678717 #8EBC20

Accessibility & contrast

On white

8.55

#3F530E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#3F530E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F530E

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F530E	#FFFFFF	#000000	##FFFFFF
##3F530E	1.00	8.55	2.45	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584D01

Deuteranopia (green-blind)

#554C15

Tritanopia (blue-blind)

#424F46

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3f530e;
/* rgb */ color: rgb(63, 83, 14);
/* oklch */ color: oklch(41.1% 0.095 125.0);

Tailwind

colors: {
  custom: {
    50: '#778353',
    500: '#3f530e',
    950: '#000000',
  },
}

SCSS

$custom: #3f530e;
$custom-light: #778353;
$custom-dark: #000000;

JSON

{
  "hex": "#3f530e",
  "rgb": {
    "r": 63,
    "g": 83,
    "b": 14
  },
  "hsl": {
    "h": 77.391,
    "s": 71.134,
    "l": 19.02
  },
  "oklch": {
    "l": 0.41113,
    "c": 0.09456,
    "h": 125
  },
  "luminance": 0.07275
}

Semantic roles & 50–950 ramp

primary

#3F530E

secondary

#4B2F8D

accent

#3AEE6E

background

#F7F8F4

surface

#EDEFE7

border

#C8CAC3

text

#090A03

muted

#7B7C78

Preview Lab

Preview with #3F530E

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

Preview Lab → · Contrast checker → · Palette generator →