#647C44#647C44

#647C44 is a mid, moderate yellow-green. Relative luminance 0.175; OKLCH L 55.3% C 0.085 H 127.9°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#647C44
RGB	rgb(100, 124, 68)
HSL	hsl(86, 29%, 38%)
HSV	hsv(86, 45%, 49%)
CMYK	cmyk(19.4%, 0%, 45.2%, 51.4%)
CIE-LAB	lab(48.94, -18.98, 27.70)
CIE-LCH	lch(48.94, 33.58, 124.42°)
OKLab	oklab(55.32% -0.0524 0.0673)
OKLCH	oklch(55.32% 0.085 127.9)
XYZ	xyz(13.5064, 17.5418, 8.1420)
Luminance	0.1754 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C44 #5C447C

analogous

#7C7844 #647C44 #487C44

triadic

#647C44 #44647C #7C4464

tetradic

#647C44 #447C78 #5C447C #7C4448

square

#647C44 #447C78 #5C447C #7C4448

split-complementary

#647C44 #44487C #78447C

monochromatic

#242D19 #44542E #647C44 #84A45A #A1BA81

Accessibility & contrast

On white

4.66

#647C44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#647C44 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647C44

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C44	#FFFFFF	#000000	##FFFFFF
##647C44	1.00	4.66	4.51	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817540

Deuteranopia (green-blind)

#7E7447

Tritanopia (blue-blind)

#66786F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #647c44;
/* rgb */ color: rgb(100, 124, 68);
/* oklch */ color: oklch(55.3% 0.085 127.9);

Tailwind

colors: {
  custom: {
    50: '#91a279',
    500: '#647c44',
    950: '#000000',
  },
}

SCSS

$custom: #647c44;
$custom-light: #91a279;
$custom-dark: #000000;

JSON

{
  "hex": "#647c44",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 68
  },
  "hsl": {
    "h": 85.714,
    "s": 29.167,
    "l": 37.647
  },
  "oklch": {
    "l": 0.55318,
    "c": 0.08529,
    "h": 127.9
  },
  "luminance": 0.17542
}

Semantic roles & 50–950 ramp

primary

#647C44

secondary

#8B77A5

accent

#62C58D

background

#F9F9F7

surface

#F1F2ED

border

#CBCCC8

text

#0D0F09

muted

#7E7E7B

Preview Lab

Preview with #647C44

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

Preview Lab → · Contrast checker → · Palette generator →