#4D643B#4D643B

#4D643B is a mid, moderate yellow-green. Relative luminance 0.110; OKLCH L 47.3% C 0.068 H 132.4°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#4D643B
RGB	rgb(77, 100, 59)
HSL	hsl(94, 26%, 31%)
HSV	hsv(94, 41%, 39%)
CMYK	cmyk(23%, 0%, 41%, 60.8%)
CIE-LAB	lab(39.59, -16.85, 20.52)
CIE-LCH	lch(39.59, 26.55, 129.39°)
OKLab	oklab(47.34% -0.0461 0.0506)
OKLCH	oklch(47.34% 0.068 132.4)
XYZ	xyz(8.4070, 11.0077, 5.8186)
Luminance	0.1101 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D643B #523B64

analogous

#61643B #4D643B #3B643D

triadic

#4D643B #3B4D64 #643B4D

tetradic

#4D643B #3B6164 #523B64 #643D3B

square

#4D643B #3B6164 #523B64 #643D3B

split-complementary

#4D643B #3D3B64 #643B61

monochromatic

#12170E #2F3E24 #4D643B #6B8A52 #89AA6F

Accessibility & contrast

On white

6.56

#4D643B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#4D643B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D643B

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D643B	#FFFFFF	#000000	##FFFFFF
##4D643B	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#675E38

Deuteranopia (green-blind)

#645D3D

Tritanopia (blue-blind)

#4E615A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4d643b;
/* rgb */ color: rgb(77, 100, 59);
/* oklch */ color: oklch(47.3% 0.068 132.4);

Tailwind

colors: {
  custom: {
    50: '#7f9071',
    500: '#4d643b',
    950: '#000000',
  },
}

SCSS

$custom: #4d643b;
$custom-light: #7f9071;
$custom-dark: #000000;

JSON

{
  "hex": "#4d643b",
  "rgb": {
    "r": 77,
    "g": 100,
    "b": 59
  },
  "hsl": {
    "h": 93.659,
    "s": 25.786,
    "l": 31.176
  },
  "oklch": {
    "l": 0.47336,
    "c": 0.06847,
    "h": 132.4
  },
  "luminance": 0.11008
}

Semantic roles & 50–950 ramp

primary

#4D643B

secondary

#806794

accent

#66C29A

background

#F7F8F6

surface

#EEF0EC

border

#C9CBC7

text

#0A0C07

muted

#7C7D7A

Preview Lab

Preview with #4D643B

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

Preview Lab → · Contrast checker → · Palette generator →