#649D28#649D28

#649D28 is a light, vivid yellow-green. Relative luminance 0.270; OKLCH L 63.4% C 0.157 H 132.3°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#649D28
RGB	rgb(100, 157, 40)
HSL	hsl(89, 59%, 39%)
HSV	hsv(89, 75%, 62%)
CMYK	cmyk(36.3%, 0%, 74.5%, 38.4%)
CIE-LAB	lab(58.95, -37.57, 51.95)
CIE-LCH	lch(58.95, 64.11, 125.87°)
OKLab	oklab(63.35% -0.1059 0.1164)
OKLCH	oklch(63.35% 0.157 132.3)
XYZ	xyz(17.6953, 26.9757, 6.2816)
Luminance	0.2698 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649D28 #61289D

analogous

#9D9B28 #649D28 #299D28

triadic

#649D28 #28649D #9D2864

tetradic

#649D28 #289D9B #61289D #9D2829

square

#649D28 #289D9B #61289D #9D2829

split-complementary

#649D28 #28299D #9B289D

monochromatic

#263B0F #456C1C #649D28 #83CC36 #A1D867

Accessibility & contrast

On white

3.28

#649D28 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#649D28 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649D28

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649D28	#FFFFFF	#000000	##000000
##649D28	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49111

Deuteranopia (green-blind)

#9C8C33

Tritanopia (blue-blind)

#659686

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #649d28;
/* rgb */ color: rgb(100, 157, 40);
/* oklch */ color: oklch(63.4% 0.157 132.3);

Tailwind

colors: {
  custom: {
    50: '#95ba6a',
    500: '#649d28',
    950: '#000000',
  },
}

SCSS

$custom: #649d28;
$custom-light: #95ba6a;
$custom-dark: #000000;

JSON

{
  "hex": "#649d28",
  "rgb": {
    "r": 100,
    "g": 157,
    "b": 40
  },
  "hsl": {
    "h": 89.231,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.63351,
    "c": 0.15738,
    "h": 132.3
  },
  "luminance": 0.26976
}

Semantic roles & 50–950 ramp

primary

#649D28

secondary

#8F62BE

accent

#45E392

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1107

muted

#7E807A

Preview Lab

Preview with #649D28

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

Preview Lab → · Contrast checker → · Palette generator →