#648C1D#648C1D

#648C1D is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 58.9% C 0.142 H 128.1°. Best body text is #000000 at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#648C1D
RGB	rgb(100, 140, 29)
HSL	hsl(82, 66%, 33%)
HSV	hsv(82, 79%, 55%)
CMYK	cmyk(28.6%, 0%, 79.3%, 45.1%)
CIE-LAB	lab(53.55, -30.46, 50.56)
CIE-LCH	lch(53.55, 59.03, 121.06°)
OKLab	oklab(58.93% -0.0875 0.1117)
OKLCH	oklch(58.93% 0.142 128.1)
XYZ	xyz(14.8554, 21.5538, 4.5398)
Luminance	0.2155 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648C1D #451D8C

analogous

#8C7C1D #648C1D #2C8C1D

triadic

#648C1D #1D648C #8C1D64

tetradic

#648C1D #1D8C7C #451D8C #8C1D2C

square

#648C1D #1D8C7C #451D8C #8C1D2C

split-complementary

#648C1D #1D2C8C #7C1D8C

monochromatic

#1C2708 #405912 #648C1D #88BF28 #A6D94A

Accessibility & contrast

On white

3.95

#648C1D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.31

#648C1D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648C1D

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648C1D	#FFFFFF	#000000	##000000
##648C1D	1.00	3.95	5.31	5.31
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.31	21.00	1.00	1.00
##000000	5.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#938200

Deuteranopia (green-blind)

#8E7F28

Tritanopia (blue-blind)

#688577

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #648c1d;
/* rgb */ color: rgb(100, 140, 29);
/* oklch */ color: oklch(58.9% 0.142 128.1);

Tailwind

colors: {
  custom: {
    50: '#94ae63',
    500: '#648c1d',
    950: '#000000',
  },
}

SCSS

$custom: #648c1d;
$custom-light: #94ae63;
$custom-dark: #000000;

JSON

{
  "hex": "#648c1d",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 29
  },
  "hsl": {
    "h": 81.622,
    "s": 65.68,
    "l": 33.137
  },
  "oklch": {
    "l": 0.58929,
    "c": 0.14189,
    "h": 128.1
  },
  "luminance": 0.21554
}

Semantic roles & 50–950 ramp

primary

#648C1D

secondary

#7249BC

accent

#3FE97C

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #648C1D

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

Preview Lab → · Contrast checker → · Palette generator →