#647E13#647E13

#647E13 is a mid, vivid yellow-green. Relative luminance 0.177; OKLCH L 55.3% C 0.129 H 123.3°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#647E13
RGB	rgb(100, 126, 19)
HSL	hsl(75, 74%, 28%)
HSV	hsv(75, 85%, 49%)
CMYK	cmyk(20.6%, 0%, 84.9%, 50.6%)
CIE-LAB	lab(49.10, -24.10, 49.56)
CIE-LCH	lch(49.10, 55.11, 115.93°)
OKLab	oklab(55.31% -0.071 0.1079)
OKLCH	oklch(55.31% 0.129 123.3)
XYZ	xyz(12.8341, 17.6780, 3.3520)
Luminance	0.1768 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E13 #2D137E

analogous

#7E6213 #647E13 #2F7E13

triadic

#647E13 #13647E #7E1364

tetradic

#647E13 #137E62 #2D137E #7E132F

square

#647E13 #137E62 #2D137E #7E132F

split-complementary

#647E13 #132F7E #62137E

monochromatic

#151B04 #3A490B #647E13 #8EB31B #B4DF2C

Accessibility & contrast

On white

4.63

#647E13 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#647E13 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647E13

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E13	#FFFFFF	#000000	##FFFFFF
##647E13	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)

#867500

Deuteranopia (green-blind)

#82751F

Tritanopia (blue-blind)

#6A776B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647e13;
/* rgb */ color: rgb(100, 126, 19);
/* oklch */ color: oklch(55.3% 0.129 123.3);

Tailwind

colors: {
  custom: {
    50: '#94a35d',
    500: '#647e13',
    950: '#000000',
  },
}

SCSS

$custom: #647e13;
$custom-light: #94a35d;
$custom-dark: #000000;

JSON

{
  "hex": "#647e13",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 19
  },
  "hsl": {
    "h": 74.579,
    "s": 73.793,
    "l": 28.431
  },
  "oklch": {
    "l": 0.55306,
    "c": 0.12913,
    "h": 123.3
  },
  "luminance": 0.17678
}

Semantic roles & 50–950 ramp

primary

#647E13

secondary

#5739B4

accent

#37F064

background

#F9FAF5

surface

#F2F3E9

border

#CCCDC5

text

#0E0F05

muted

#7E7F79

Preview Lab

Preview with #647E13

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

Preview Lab → · Contrast checker → · Palette generator →