#649E21#649E21

#649E21 is a light, vivid yellow-green. Relative luminance 0.273; OKLCH L 63.6% C 0.163 H 132.0°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#649E21
RGB	rgb(100, 158, 33)
HSL	hsl(88, 65%, 37%)
HSV	hsv(88, 79%, 62%)
CMYK	cmyk(36.7%, 0%, 79.1%, 38%)
CIE-LAB	lab(59.23, -38.41, 54.59)
CIE-LCH	lch(59.23, 66.75, 125.13°)
OKLab	oklab(63.56% -0.1087 0.1208)
OKLCH	oklch(63.56% 0.163 132)
XYZ	xyz(17.7567, 27.2721, 5.7670)
Luminance	0.2727 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649E21 #5B219E

analogous

#9E9A21 #649E21 #269E21

triadic

#649E21 #21649E #9E2164

tetradic

#649E21 #219E9A #5B219E #9E2126

square

#649E21 #219E9A #5B219E #9E2126

split-complementary

#649E21 #21269E #9A219E

monochromatic

#24390C #446B16 #649E21 #84D12C #A1DD5C

Accessibility & contrast

On white

3.25

#649E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#649E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649E21

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649E21	#FFFFFF	#000000	##000000
##649E21	1.00	3.25	6.45	6.45
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9D8D2F

Tritanopia (blue-blind)

#659787

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #649e21;
/* rgb */ color: rgb(100, 158, 33);
/* oklch */ color: oklch(63.6% 0.163 132.0);

Tailwind

colors: {
  custom: {
    50: '#95bb67',
    500: '#649e21',
    950: '#000000',
  },
}

SCSS

$custom: #649e21;
$custom-light: #95bb67;
$custom-dark: #000000;

JSON

{
  "hex": "#649e21",
  "rgb": {
    "r": 100,
    "g": 158,
    "b": 33
  },
  "hsl": {
    "h": 87.84,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.63561,
    "c": 0.16255,
    "h": 132
  },
  "luminance": 0.27273
}

Semantic roles & 50–950 ramp

primary

#649E21

secondary

#8A59C1

accent

#3FE88E

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #649E21

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

Preview Lab → · Contrast checker → · Palette generator →