#649F37#649F37

#649F37 is a light, vivid yellow-green. Relative luminance 0.278; OKLCH L 64.0% C 0.150 H 134.1°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#649F37
RGB	rgb(100, 159, 55)
HSL	hsl(94, 49%, 42%)
HSV	hsv(94, 65%, 62%)
CMYK	cmyk(37.1%, 0%, 65.4%, 37.6%)
CIE-LAB	lab(59.69, -37.31, 46.70)
CIE-LCH	lch(59.69, 59.77, 128.62°)
OKLab	oklab(63.99% -0.1041 0.1074)
OKLCH	oklch(63.99% 0.15 134.1)
XYZ	xyz(18.3429, 27.7806, 8.0094)
Luminance	0.2778 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649F37 #72379F

analogous

#989F37 #649F37 #379F3E

triadic

#649F37 #37649F #9F3764

tetradic

#649F37 #37989F #72379F #9F3E37

square

#649F37 #37989F #72379F #9F3E37

split-complementary

#649F37 #3E379F #9F3798

monochromatic

#2B4418 #477227 #649F37 #82C351 #A3D27E

Accessibility & contrast

On white

3.20

#649F37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#649F37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649F37

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649F37	#FFFFFF	#000000	##000000
##649F37	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5932A

Deuteranopia (green-blind)

#9D8E3F

Tritanopia (blue-blind)

#649989

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #649f37;
/* rgb */ color: rgb(100, 159, 55);
/* oklch */ color: oklch(64.0% 0.150 134.1);

Tailwind

colors: {
  custom: {
    50: '#94bc73',
    500: '#649f37',
    950: '#000000',
  },
}

SCSS

$custom: #649f37;
$custom-light: #94bc73;
$custom-dark: #000000;

JSON

{
  "hex": "#649f37",
  "rgb": {
    "r": 100,
    "g": 159,
    "b": 55
  },
  "hsl": {
    "h": 94.038,
    "s": 48.598,
    "l": 41.961
  },
  "oklch": {
    "l": 0.63989,
    "c": 0.14958,
    "h": 134.1
  },
  "luminance": 0.27781
}

Semantic roles & 50–950 ramp

primary

#649F37

secondary

#9E76BC

accent

#50D89D

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #649F37

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

Preview Lab → · Contrast checker → · Palette generator →