#647C1D#647C1D

#647C1D is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.9% C 0.121 H 123.0°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#647C1D
RGB	rgb(100, 124, 29)
HSL	hsl(75, 62%, 30%)
HSV	hsv(75, 77%, 49%)
CMYK	cmyk(19.4%, 0%, 76.6%, 51.4%)
CIE-LAB	lab(48.53, -22.62, 45.80)
CIE-LCH	lch(48.53, 51.08, 116.28°)
OKLab	oklab(54.86% -0.0661 0.1017)
OKLCH	oklch(54.86% 0.121 123)
XYZ	xyz(12.6851, 17.2133, 3.8164)
Luminance	0.1721 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C1D #351D7C

analogous

#7C651D #647C1D #347C1D

triadic

#647C1D #1D647C #7C1D64

tetradic

#647C1D #1D7C65 #351D7C #7C1D34

square

#647C1D #1D7C65 #351D7C #7C1D34

split-complementary

#647C1D #1D347C #651D7C

monochromatic

#141906 #3C4A11 #647C1D #8CAE29 #AED341

Accessibility & contrast

On white

4.73

#647C1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#647C1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647C1D

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C1D	#FFFFFF	#000000	##FFFFFF
##647C1D	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847409

Deuteranopia (green-blind)

#807326

Tritanopia (blue-blind)

#69756A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647c1d;
/* rgb */ color: rgb(100, 124, 29);
/* oklch */ color: oklch(54.9% 0.121 123.0);

Tailwind

colors: {
  custom: {
    50: '#93a261',
    500: '#647c1d',
    950: '#000000',
  },
}

SCSS

$custom: #647c1d;
$custom-light: #93a261;
$custom-dark: #000000;

JSON

{
  "hex": "#647c1d",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 29
  },
  "hsl": {
    "h": 75.158,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.54857,
    "c": 0.1213,
    "h": 123
  },
  "luminance": 0.17213
}

Semantic roles & 50–950 ramp

primary

#647C1D

secondary

#6045B0

accent

#43E56C

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0D0F05

muted

#7E7E79

Preview Lab

Preview with #647C1D

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

Preview Lab → · Contrast checker → · Palette generator →