#4F643D#4F643D

#4F643D is a mid, moderate yellow-green. Relative luminance 0.111; OKLCH L 47.5% C 0.065 H 131.5°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#4F643D
RGB	rgb(79, 100, 61)
HSL	hsl(92, 24%, 32%)
HSV	hsv(92, 39%, 39%)
CMYK	cmyk(21%, 0%, 39%, 60.8%)
CIE-LAB	lab(39.77, -15.72, 19.61)
CIE-LCH	lch(39.77, 25.13, 128.71°)
OKLab	oklab(47.53% -0.0429 0.0486)
OKLCH	oklch(47.53% 0.065 131.5)
XYZ	xyz(8.6238, 11.1134, 6.1047)
Luminance	0.1111 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F643D #523D64

analogous

#63643D #4F643D #3D643F

triadic

#4F643D #3D4F64 #643D4F

tetradic

#4F643D #3D6364 #523D64 #643F3D

square

#4F643D #3D6364 #523D64 #643F3D

split-complementary

#4F643D #3F3D64 #643D63

monochromatic

#13180F #313E26 #4F643D #6D8A54 #8CA972

Accessibility & contrast

On white

6.52

#4F643D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#4F643D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F643D

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F643D	#FFFFFF	#000000	##FFFFFF
##4F643D	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675F3A

Deuteranopia (green-blind)

#645D3F

Tritanopia (blue-blind)

#50615A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4f643d;
/* rgb */ color: rgb(79, 100, 61);
/* oklch */ color: oklch(47.5% 0.065 131.5);

Tailwind

colors: {
  custom: {
    50: '#819073',
    500: '#4f643d',
    950: '#000000',
  },
}

SCSS

$custom: #4f643d;
$custom-light: #819073;
$custom-dark: #000000;

JSON

{
  "hex": "#4f643d",
  "rgb": {
    "r": 79,
    "g": 100,
    "b": 61
  },
  "hsl": {
    "h": 92.308,
    "s": 24.224,
    "l": 31.569
  },
  "oklch": {
    "l": 0.47527,
    "c": 0.06481,
    "h": 131.5
  },
  "luminance": 0.11114
}

Semantic roles & 50–950 ramp

primary

#4F643D

secondary

#806994

accent

#67C197

background

#F7F8F7

surface

#EEF0ED

border

#C9CBC8

text

#0A0C08

muted

#7C7D7B

Preview Lab

Preview with #4F643D

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

Preview Lab → · Contrast checker → · Palette generator →