#649F31#649F31

#649F31 is a light, vivid yellow-green. Relative luminance 0.277; OKLCH L 63.9% C 0.154 H 133.4°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#649F31
RGB	rgb(100, 159, 49)
HSL	hsl(92, 53%, 41%)
HSV	hsv(92, 69%, 62%)
CMYK	cmyk(37.1%, 0%, 69.2%, 37.6%)
CIE-LAB	lab(59.64, -37.81, 49.18)
CIE-LCH	lch(59.64, 62.03, 127.55°)
OKLab	oklab(63.93% -0.1059 0.1119)
OKLCH	oklch(63.93% 0.154 133.4)
XYZ	xyz(18.2077, 27.7265, 7.2975)
Luminance	0.2773 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649F31 #6C319F

analogous

#9B9F31 #649F31 #319F35

triadic

#649F31 #31649F #9F3164

tetradic

#649F31 #319B9F #6C319F #9F3531

square

#649F31 #319B9F #6C319F #9F3531

split-complementary

#649F31 #35319F #9F319B

monochromatic

#294114 #477023 #649F31 #82C647 #A2D576

Accessibility & contrast

On white

3.21

#649F31 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#649F31 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649F31

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649F31	#FFFFFF	#000000	##000000
##649F31	1.00	3.21	6.55	6.55
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59321

Deuteranopia (green-blind)

#9D8E3B

Tritanopia (blue-blind)

#649989

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #649f31;
/* rgb */ color: rgb(100, 159, 49);
/* oklch */ color: oklch(63.9% 0.154 133.4);

Tailwind

colors: {
  custom: {
    50: '#95bc6f',
    500: '#649f31',
    950: '#000000',
  },
}

SCSS

$custom: #649f31;
$custom-light: #95bc6f;
$custom-dark: #000000;

JSON

{
  "hex": "#649f31",
  "rgb": {
    "r": 100,
    "g": 159,
    "b": 49
  },
  "hsl": {
    "h": 92.182,
    "s": 52.885,
    "l": 40.784
  },
  "oklch": {
    "l": 0.63933,
    "c": 0.15405,
    "h": 133.4
  },
  "luminance": 0.27727
}

Semantic roles & 50–950 ramp

primary

#649F31

secondary

#996FBD

accent

#4CDC99

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1208

muted

#7E817B

Preview Lab

Preview with #649F31

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

Preview Lab → · Contrast checker → · Palette generator →