#647828#647828

#647828 is a mid, moderate yellow-green. Relative luminance 0.163; OKLCH L 53.9% C 0.108 H 122.1°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#647828
RGB	rgb(100, 120, 40)
HSL	hsl(75, 50%, 31%)
HSV	hsv(75, 67%, 47%)
CMYK	cmyk(16.7%, 0%, 66.7%, 52.9%)
CIE-LAB	lab(47.36, -19.82, 40.09)
CIE-LCH	lch(47.36, 44.72, 116.31°)
OKLab	oklab(53.94% -0.0573 0.0915)
OKLCH	oklch(53.94% 0.108 122.1)
XYZ	xyz(12.3551, 16.2954, 4.5015)
Luminance	0.1630 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#647828 #3C2878

analogous

#786428 #647828 #3C7828

triadic

#647828 #286478 #782864

tetradic

#647828 #287864 #3C2878 #78283C

square

#647828 #287864 #3C2878 #78283C

split-complementary

#647828 #283C78 #642878

monochromatic

#181C09 #3E4A19 #647828 #8AA637 #AAC654

Accessibility & contrast

On white

4.93

#647828 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#647828 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #647828

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##647828	#FFFFFF	#000000	##FFFFFF
##647828	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F711E

Deuteranopia (green-blind)

#7D702E

Tritanopia (blue-blind)

#697267

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #647828;
/* rgb */ color: rgb(100, 120, 40);
/* oklch */ color: oklch(53.9% 0.108 122.1);

Tailwind

colors: {
  custom: {
    50: '#929f66',
    500: '#647828',
    950: '#000000',
  },
}

SCSS

$custom: #647828;
$custom-light: #929f66;
$custom-dark: #000000;

JSON

{
  "hex": "#647828",
  "rgb": {
    "r": 100,
    "g": 120,
    "b": 40
  },
  "hsl": {
    "h": 75,
    "s": 50,
    "l": 31.373
  },
  "oklch": {
    "l": 0.53941,
    "c": 0.10795,
    "h": 122.1
  },
  "luminance": 0.16295
}

Semantic roles & 50–950 ramp

primary

#647828

secondary

#6852AA

accent

#4EDA71

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0E06

muted

#7E7E7A

Preview Lab

Preview with #647828

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

Preview Lab → · Contrast checker → · Palette generator →