#647C13#647C13

#647C13 is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.8% C 0.127 H 122.6°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#647C13
RGB	rgb(100, 124, 19)
HSL	hsl(74, 73%, 28%)
HSV	hsv(74, 85%, 49%)
CMYK	cmyk(19.4%, 0%, 84.7%, 51.4%)
CIE-LAB	lab(48.48, -23.10, 49.01)
CIE-LCH	lch(48.48, 54.18, 115.23°)
OKLab	oklab(54.8% -0.0682 0.1067)
OKLCH	oklch(54.8% 0.127 122.6)
XYZ	xyz(12.5809, 17.1716, 3.2676)
Luminance	0.1717 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647C13 #2B137C

analogous

#7C5F13 #647C13 #2F7C13

triadic

#647C13 #13647C #7C1364

tetradic

#647C13 #137C5F #2B137C #7C132F

square

#647C13 #137C5F #2B137C #7C132F

split-complementary

#647C13 #132F7C #5F137C

monochromatic

#151B04 #39470B #647C13 #8FB11B #B5DF2B

Accessibility & contrast

On white

4.74

#647C13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#647C13 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647C13

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647C13	#FFFFFF	#000000	##FFFFFF
##647C13	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#81731F

Tritanopia (blue-blind)

#6A7569

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #647c13;
/* rgb */ color: rgb(100, 124, 19);
/* oklch */ color: oklch(54.8% 0.127 122.6);

Tailwind

colors: {
  custom: {
    50: '#94a25c',
    500: '#647c13',
    950: '#000000',
  },
}

SCSS

$custom: #647c13;
$custom-light: #94a25c;
$custom-dark: #000000;

JSON

{
  "hex": "#647c13",
  "rgb": {
    "r": 100,
    "g": 124,
    "b": 19
  },
  "hsl": {
    "h": 73.714,
    "s": 73.427,
    "l": 28.039
  },
  "oklch": {
    "l": 0.54799,
    "c": 0.12665,
    "h": 122.6
  },
  "luminance": 0.17172
}

Semantic roles & 50–950 ramp

primary

#647C13

secondary

#5539B2

accent

#38F062

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0F05

muted

#7E7E79

Preview Lab

Preview with #647C13

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

Preview Lab → · Contrast checker → · Palette generator →