#647D1C#647D1C

#647D1C is a mid, vivid yellow-green. Relative luminance 0.175; OKLCH L 55.1% C 0.123 H 123.4°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#647D1C
RGB	rgb(100, 125, 28)
HSL	hsl(75, 63%, 30%)
HSV	hsv(75, 78%, 49%)
CMYK	cmyk(20%, 0%, 77.6%, 51%)
CIE-LAB	lab(48.83, -23.18, 46.46)
CIE-LCH	lch(48.83, 51.92, 116.52°)
OKLab	oklab(55.1% -0.0677 0.1029)
OKLCH	oklch(55.1% 0.123 123.4)
XYZ	xyz(12.7989, 17.4603, 3.7943)
Luminance	0.1746 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647D1C #351C7D

analogous

#7D661C #647D1C #337D1C

triadic

#647D1C #1C647D #7D1C64

tetradic

#647D1C #1C7D66 #351C7D #7D1C33

square

#647D1C #1C7D66 #351C7D #7D1C33

split-complementary

#647D1C #1C337D #661C7D

monochromatic

#141906 #3C4B11 #647D1C #8CAF27 #AED43F

Accessibility & contrast

On white

4.67

#647D1C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#647D1C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647D1C

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647D1C	#FFFFFF	#000000	##FFFFFF
##647D1C	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857506

Deuteranopia (green-blind)

#817425

Tritanopia (blue-blind)

#69766B

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #647d1c;
/* rgb */ color: rgb(100, 125, 28);
/* oklch */ color: oklch(55.1% 0.123 123.4);

Tailwind

colors: {
  custom: {
    50: '#93a260',
    500: '#647d1c',
    950: '#000000',
  },
}

SCSS

$custom: #647d1c;
$custom-light: #93a260;
$custom-dark: #000000;

JSON

{
  "hex": "#647d1c",
  "rgb": {
    "r": 100,
    "g": 125,
    "b": 28
  },
  "hsl": {
    "h": 75.464,
    "s": 63.399,
    "l": 30
  },
  "oklch": {
    "l": 0.55104,
    "c": 0.12319,
    "h": 123.4
  },
  "luminance": 0.1746
}

Semantic roles & 50–950 ramp

primary

#647D1C

secondary

#6044B1

accent

#41E66C

background

#F9FAF5

surface

#F2F3EA

border

#CCCDC6

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #647D1C

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

Preview Lab → · Contrast checker → · Palette generator →