#647C2D#647C2D

#647C2D is a mid, moderate yellow-green. Relative luminance 0.173; OKLCH L 55.0% C 0.109 H 124.2°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#647C2D
RGB	rgb(100, 124, 45)
HSL	hsl(78, 47%, 33%)
HSV	hsv(78, 64%, 49%)
CMYK	cmyk(19.4%, 0%, 63.7%, 51.4%)
CIE-LAB	lab(48.65, -21.48, 39.18)
CIE-LCH	lch(48.65, 44.68, 118.73°)
OKLab	oklab(55% -0.0614 0.0903)
OKLCH	oklch(55% 0.109 124.2)
XYZ	xyz(12.9369, 17.3140, 5.1425)
Luminance	0.1731 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C2D #452D7C

analogous

#7C6C2D #647C2D #3C7C2D

triadic

#647C2D #2D647C #7C2D64

tetradic

#647C2D #2D7C6C #452D7C #7C2D3C

square

#647C2D #2D7C6C #452D7C #7C2D3C

split-complementary

#647C2D #2D3C7C #6C2D7C

monochromatic

#1C220C #404F1D #647C2D #88A93D #A6C55F

Accessibility & contrast

On white

4.71

#647C2D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#647C2D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647C2D

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C2D	#FFFFFF	#000000	##FFFFFF
##647C2D	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837424

Deuteranopia (green-blind)

#807333

Tritanopia (blue-blind)

#68766B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #647c2d;
/* rgb */ color: rgb(100, 124, 45);
/* oklch */ color: oklch(55.0% 0.109 124.2);

Tailwind

colors: {
  custom: {
    50: '#92a26a',
    500: '#647c2d',
    950: '#000000',
  },
}

SCSS

$custom: #647c2d;
$custom-light: #92a26a;
$custom-dark: #000000;

JSON

{
  "hex": "#647c2d",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 45
  },
  "hsl": {
    "h": 78.228,
    "s": 46.746,
    "l": 33.137
  },
  "oklch": {
    "l": 0.54999,
    "c": 0.10917,
    "h": 124.2
  },
  "luminance": 0.17314
}

Semantic roles & 50–950 ramp

primary

#647C2D

secondary

#725AAB

accent

#51D67A

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F06

muted

#7E7E7A

Preview Lab

Preview with #647C2D

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

Preview Lab → · Contrast checker → · Palette generator →