#4F643F#4F643F

#4F643F is a mid, moderate yellow-green. Relative luminance 0.111; OKLCH L 47.6% C 0.062 H 132.4°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#4F643F
RGB	rgb(79, 100, 63)
HSL	hsl(94, 23%, 32%)
HSV	hsv(94, 37%, 39%)
CMYK	cmyk(21%, 0%, 37%, 60.8%)
CIE-LAB	lab(39.81, -15.40, 18.48)
CIE-LCH	lch(39.81, 24.06, 129.80°)
OKLab	oklab(47.57% -0.042 0.046)
OKLCH	oklch(47.57% 0.062 132.4)
XYZ	xyz(8.6786, 11.1353, 6.3938)
Luminance	0.1114 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F643F #543F64

analogous

#62643F #4F643F #3F6442

triadic

#4F643F #3F4F64 #643F4F

tetradic

#4F643F #3F6264 #543F64 #64423F

square

#4F643F #3F6264 #543F64 #64423F

split-complementary

#4F643F #423F64 #643F62

monochromatic

#141910 #313E27 #4F643F #6D8A57 #8BA875

Accessibility & contrast

On white

6.51

#4F643F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#4F643F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F643F

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F643F	#FFFFFF	#000000	##FFFFFF
##4F643F	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675F3C

Deuteranopia (green-blind)

#645D41

Tritanopia (blue-blind)

#50615B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4f643f;
/* rgb */ color: rgb(79, 100, 63);
/* oklch */ color: oklch(47.6% 0.062 132.4);

Tailwind

colors: {
  custom: {
    50: '#819074',
    500: '#4f643f',
    950: '#000000',
  },
}

SCSS

$custom: #4f643f;
$custom-light: #819074;
$custom-dark: #000000;

JSON

{
  "hex": "#4f643f",
  "rgb": {
    "r": 79,
    "g": 100,
    "b": 63
  },
  "hsl": {
    "h": 94.054,
    "s": 22.699,
    "l": 31.961
  },
  "oklch": {
    "l": 0.47568,
    "c": 0.06227,
    "h": 132.4
  },
  "luminance": 0.11135
}

Semantic roles & 50–950 ramp

primary

#4F643F

secondary

#826B94

accent

#69BF9A

background

#F7F8F7

surface

#EEF0ED

border

#C9CBC8

text

#0A0C08

muted

#7C7D7B

Preview Lab

Preview with #4F643F

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

Preview Lab → · Contrast checker → · Palette generator →