#648F1C#648F1C

#648F1C is a mid, vivid yellow-green. Relative luminance 0.224; OKLCH L 59.7% C 0.146 H 128.7°. Best body text is #000000 at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#648F1C
RGB	rgb(100, 143, 28)
HSL	hsl(82, 67%, 34%)
HSV	hsv(82, 80%, 56%)
CMYK	cmyk(30.1%, 0%, 80.4%, 43.9%)
CIE-LAB	lab(54.49, -31.91, 51.76)
CIE-LCH	lch(54.49, 60.80, 121.66°)
OKLab	oklab(59.69% -0.0915 0.114)
OKLCH	oklch(59.69% 0.146 128.7)
XYZ	xyz(15.2876, 22.4377, 4.6238)
Luminance	0.2244 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648F1C #471C8F

analogous

#8F801C #648F1C #2A8F1C

triadic

#648F1C #1C648F #8F1C64

tetradic

#648F1C #1C8F80 #471C8F #8F1C2A

square

#648F1C #1C8F80 #471C8F #8F1C2A

split-complementary

#648F1C #1C2A8F #801C8F

monochromatic

#1C2908 #405C12 #648F1C #88C226 #A5DC4A

Accessibility & contrast

On white

3.83

#648F1C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.49

#648F1C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648F1C

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648F1C	#FFFFFF	#000000	##000000
##648F1C	1.00	3.83	5.49	5.49
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.49	21.00	1.00	1.00
##000000	5.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#968400

Deuteranopia (green-blind)

#908128

Tritanopia (blue-blind)

#67887A

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #648f1c;
/* rgb */ color: rgb(100, 143, 28);
/* oklch */ color: oklch(59.7% 0.146 128.7);

Tailwind

colors: {
  custom: {
    50: '#94b063',
    500: '#648f1c',
    950: '#000000',
  },
}

SCSS

$custom: #648f1c;
$custom-light: #94b063;
$custom-dark: #000000;

JSON

{
  "hex": "#648f1c",
  "rgb": {
    "r": 100,
    "g": 143,
    "b": 28
  },
  "hsl": {
    "h": 82.435,
    "s": 67.251,
    "l": 33.529
  },
  "oklch": {
    "l": 0.5969,
    "c": 0.14622,
    "h": 128.7
  },
  "luminance": 0.22438
}

Semantic roles & 50–950 ramp

primary

#648F1C

secondary

#7549BE

accent

#3EEA7E

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #648F1C

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

Preview Lab → · Contrast checker → · Palette generator →