#648C2B#648C2B

#648C2B is a mid, vivid yellow-green. Relative luminance 0.216; OKLCH L 59.0% C 0.133 H 129.1°. Best body text is #000000 at 5.33:1 contrast (WCAG AA passes).

Color values

HEX	#648C2B
RGB	rgb(100, 140, 43)
HSL	hsl(85, 53%, 36%)
HSV	hsv(85, 69%, 55%)
CMYK	cmyk(28.6%, 0%, 69.3%, 45.1%)
CIE-LAB	lab(53.64, -29.56, 45.40)
CIE-LCH	lch(53.64, 54.17, 123.07°)
OKLab	oklab(59.03% -0.0839 0.1031)
OKLCH	oklch(59.03% 0.133 129.1)
XYZ	xyz(15.0696, 21.6395, 5.6679)
Luminance	0.2164 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648C2B #532B8C

analogous

#8C832B #648C2B #348C2B

triadic

#648C2B #2B648C #8C2B64

tetradic

#648C2B #2B8C83 #532B8C #8C2B34

square

#648C2B #2B8C83 #532B8C #8C2B34

split-complementary

#648C2B #2B348C #832B8C

monochromatic

#212E0E #435D1D #648C2B #85BB39 #A2CF62

Accessibility & contrast

On white

3.94

#648C2B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.33

#648C2B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648C2B

5.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648C2B	#FFFFFF	#000000	##000000
##648C2B	1.00	3.94	5.33	5.33
#FFFFFF	3.94	1.00	21.00	21.00
#000000	5.33	21.00	1.00	1.00
##000000	5.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#93821D

Deuteranopia (green-blind)

#8D7F33

Tritanopia (blue-blind)

#678678

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #648c2b;
/* rgb */ color: rgb(100, 140, 43);
/* oklch */ color: oklch(59.0% 0.133 129.1);

Tailwind

colors: {
  custom: {
    50: '#93ae6a',
    500: '#648c2b',
    950: '#000000',
  },
}

SCSS

$custom: #648c2b;
$custom-light: #93ae6a;
$custom-dark: #000000;

JSON

{
  "hex": "#648c2b",
  "rgb": {
    "r": 100,
    "g": 140,
    "b": 43
  },
  "hsl": {
    "h": 84.742,
    "s": 53.005,
    "l": 35.882
  },
  "oklch": {
    "l": 0.59033,
    "c": 0.13292,
    "h": 129.1
  },
  "luminance": 0.2164
}

Semantic roles & 50–950 ramp

primary

#648C2B

secondary

#825EB5

accent

#4BDC87

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1007

muted

#7E7F7A

Preview Lab

Preview with #648C2B

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

Preview Lab → · Contrast checker → · Palette generator →