#647E25#647E25

#647E25 is a mid, moderate yellow-green. Relative luminance 0.178; OKLCH L 55.4% C 0.118 H 124.3°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#647E25
RGB	rgb(100, 126, 37)
HSL	hsl(78, 55%, 32%)
HSV	hsv(78, 71%, 49%)
CMYK	cmyk(20.6%, 0%, 70.6%, 50.6%)
CIE-LAB	lab(49.21, -23.13, 43.33)
CIE-LCH	lch(49.21, 49.11, 118.09°)
OKLab	oklab(55.43% -0.0668 0.0978)
OKLCH	oklch(55.43% 0.118 124.3)
XYZ	xyz(13.0504, 17.7645, 4.4913)
Luminance	0.1777 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647E25 #3F257E

analogous

#7E6C25 #647E25 #387E25

triadic

#647E25 #25647E #7E2564

tetradic

#647E25 #257E6C #3F257E #7E2538

square

#647E25 #257E6C #3F257E #7E2538

split-complementary

#647E25 #25387E #6C257E

monochromatic

#191F09 #3E4F17 #647E25 #8AAD33 #A8CC51

Accessibility & contrast

On white

4.61

#647E25 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.55

#647E25 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #647E25

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647E25	#FFFFFF	#000000	##FFFFFF
##647E25	1.00	4.61	4.55	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.55	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857618

Deuteranopia (green-blind)

#82752C

Tritanopia (blue-blind)

#69786C

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #647e25;
/* rgb */ color: rgb(100, 126, 37);
/* oklch */ color: oklch(55.4% 0.118 124.3);

Tailwind

colors: {
  custom: {
    50: '#93a365',
    500: '#647e25',
    950: '#000000',
  },
}

SCSS

$custom: #647e25;
$custom-light: #93a365;
$custom-dark: #000000;

JSON

{
  "hex": "#647e25",
  "rgb": {
    "r": 100,
    "g": 126,
    "b": 37
  },
  "hsl": {
    "h": 77.528,
    "s": 54.601,
    "l": 31.961
  },
  "oklch": {
    "l": 0.55426,
    "c": 0.11845,
    "h": 124.3
  },
  "luminance": 0.17765
}

Semantic roles & 50–950 ramp

primary

#647E25

secondary

#6B4FB0

accent

#4ADE75

background

#F9FAF6

surface

#F2F3EB

border

#CCCDC6

text

#0D0F06

muted

#7E7F7A

Preview Lab

Preview with #647E25

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

Preview Lab → · Contrast checker → · Palette generator →