#648E21#648E21

#648E21 is a mid, vivid yellow-green. Relative luminance 0.222; OKLCH L 59.5% C 0.142 H 128.8°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#648E21
RGB	rgb(100, 142, 33)
HSL	hsl(83, 62%, 34%)
HSV	hsv(83, 77%, 56%)
CMYK	cmyk(29.6%, 0%, 76.8%, 44.3%)
CIE-LAB	lab(54.20, -31.18, 49.82)
CIE-LCH	lch(54.20, 58.77, 122.04°)
OKLab	oklab(59.47% -0.0891 0.1108)
OKLCH	oklch(59.47% 0.142 128.8)
XYZ	xyz(15.2030, 22.1647, 4.9158)
Luminance	0.2217 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#648E21 #4B218E

analogous

#8E8221 #648E21 #2E8E21

triadic

#648E21 #21648E #8E2164

tetradic

#648E21 #218E82 #4B218E #8E212E

square

#648E21 #218E82 #4B218E #8E212E

split-complementary

#648E21 #212E8E #82218E

monochromatic

#1E2B0A #415C15 #648E21 #87C02D #A4D752

Accessibility & contrast

On white

3.87

#648E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#648E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #648E21

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##648E21	#FFFFFF	#000000	##000000
##648E21	1.00	3.87	5.43	5.43
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958308

Deuteranopia (green-blind)

#8F812C

Tritanopia (blue-blind)

#678779

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #648e21;
/* rgb */ color: rgb(100, 142, 33);
/* oklch */ color: oklch(59.5% 0.142 128.8);

Tailwind

colors: {
  custom: {
    50: '#94af65',
    500: '#648e21',
    950: '#000000',
  },
}

SCSS

$custom: #648e21;
$custom-light: #94af65;
$custom-dark: #000000;

JSON

{
  "hex": "#648e21",
  "rgb": {
    "r": 100,
    "g": 142,
    "b": 33
  },
  "hsl": {
    "h": 83.119,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.59465,
    "c": 0.14221,
    "h": 128.8
  },
  "luminance": 0.22165
}

Semantic roles & 50–950 ramp

primary

#648E21

secondary

#7950BA

accent

#42E581

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0E1006

muted

#7E7F7A

Preview Lab

Preview with #648E21

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

Preview Lab → · Contrast checker → · Palette generator →