#3F552F#3F552F

#3F552F is a dark, moderate yellow-green. Relative luminance 0.078; OKLCH L 42.1% C 0.065 H 133.1°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#3F552F
RGB	rgb(63, 85, 47)
HSL	hsl(95, 29%, 26%)
HSV	hsv(95, 45%, 33%)
CMYK	cmyk(25.9%, 0%, 44.7%, 66.7%)
CIE-LAB	lab(33.48, -16.28, 19.49)
CIE-LCH	lch(33.48, 25.39, 129.87°)
OKLab	oklab(42.08% -0.0447 0.0478)
OKLCH	oklch(42.08% 0.065 133.1)
XYZ	xyz(5.8114, 7.7589, 3.8802)
Luminance	0.0776 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F552F #452F55

analogous

#52552F #3F552F #2F5532

triadic

#3F552F #2F3F55 #552F3F

tetradic

#3F552F #2F5255 #452F55 #55322F

square

#3F552F #2F5255 #452F55 #55322F

split-complementary

#3F552F #322F55 #552F52

monochromatic

#0F140B #222E19 #3F552F #5C7C45 #79A45B

Accessibility & contrast

On white

8.23

#3F552F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#3F552F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F552F

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F552F	#FFFFFF	#000000	##FFFFFF
##3F552F	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502C

Deuteranopia (green-blind)

#554E31

Tritanopia (blue-blind)

#3F524C

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #3f552f;
/* rgb */ color: rgb(63, 85, 47);
/* oklch */ color: oklch(42.1% 0.065 133.1);

Tailwind

colors: {
  custom: {
    50: '#758568',
    500: '#3f552f',
    950: '#000000',
  },
}

SCSS

$custom: #3f552f;
$custom-light: #758568;
$custom-dark: #000000;

JSON

{
  "hex": "#3f552f",
  "rgb": {
    "r": 63,
    "g": 85,
    "b": 47
  },
  "hsl": {
    "h": 94.737,
    "s": 28.788,
    "l": 25.882
  },
  "oklch": {
    "l": 0.42084,
    "c": 0.0654,
    "h": 133.1
  },
  "luminance": 0.07759
}

Semantic roles & 50–950 ramp

primary

#3F552F

secondary

#735986

accent

#63C59C

background

#F7F8F6

surface

#EDEFEB

border

#C8CAC6

text

#080B06

muted

#7B7C7A

Preview Lab

Preview with #3F552F

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

Preview Lab → · Contrast checker → · Palette generator →