#647C4E#647C4E

#647C4E is a mid, moderate yellow-green. Relative luminance 0.177; OKLCH L 55.5% C 0.073 H 130.9°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#647C4E
RGB	rgb(100, 124, 78)
HSL	hsl(91, 23%, 40%)
HSV	hsv(91, 37%, 49%)
CMYK	cmyk(19.4%, 0%, 37.1%, 51.4%)
CIE-LAB	lab(49.10, -17.56, 22.34)
CIE-LCH	lch(49.10, 28.42, 128.17°)
OKLab	oklab(55.5% -0.0479 0.0554)
OKLCH	oklch(55.5% 0.073 130.9)
XYZ	xyz(13.8381, 17.6745, 9.8887)
Luminance	0.1767 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C4E #664E7C

analogous

#7B7C4E #647C4E #4E7C4F

triadic

#647C4E #4E647C #7C4E64

tetradic

#647C4E #4E7B7C #664E7C #7C4F4E

square

#647C4E #4E7B7C #664E7C #7C4F4E

split-complementary

#647C4E #4F4E7C #7C4E7B

monochromatic

#27311F #465636 #647C4E #82A067 #A1B78D

Accessibility & contrast

On white

4.63

#647C4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#647C4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647C4E

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C4E	#FFFFFF	#000000	##FFFFFF
##647C4E	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#80764B

Deuteranopia (green-blind)

#7C7450

Tritanopia (blue-blind)

#657870

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647c4e;
/* rgb */ color: rgb(100, 124, 78);
/* oklch */ color: oklch(55.5% 0.073 130.9);

Tailwind

colors: {
  custom: {
    50: '#91a280',
    500: '#647c4e',
    950: '#000000',
  },
}

SCSS

$custom: #647c4e;
$custom-light: #91a280;
$custom-dark: #000000;

JSON

{
  "hex": "#647c4e",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 78
  },
  "hsl": {
    "h": 91.304,
    "s": 22.772,
    "l": 39.608
  },
  "oklch": {
    "l": 0.55502,
    "c": 0.07327,
    "h": 130.9
  },
  "luminance": 0.17675
}

Semantic roles & 50–950 ramp

primary

#647C4E

secondary

#9482A4

accent

#69BF96

background

#F8F9F7

surface

#F0F2EE

border

#CBCCC9

text

#0D0F0A

muted

#7D7E7C

Preview Lab

Preview with #647C4E

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

Preview Lab → · Contrast checker → · Palette generator →