#649D37#649D37

#649D37 is a light, vivid yellow-green. Relative luminance 0.271; OKLCH L 63.5% C 0.147 H 133.8°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#649D37
RGB	rgb(100, 157, 55)
HSL	hsl(94, 48%, 42%)
HSV	hsv(94, 65%, 62%)
CMYK	cmyk(36.3%, 0%, 65%, 38.4%)
CIE-LAB	lab(59.07, -36.42, 46.02)
CIE-LCH	lch(59.07, 58.69, 128.35°)
OKLab	oklab(63.48% -0.1016 0.106)
OKLCH	oklch(63.48% 0.147 133.8)
XYZ	xyz(18.0018, 27.0983, 7.8957)
Luminance	0.2710 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649D37 #70379D

analogous

#979D37 #649D37 #379D3D

triadic

#649D37 #37649D #9D3764

tetradic

#649D37 #37979D #70379D #9D3D37

square

#649D37 #37979D #70379D #9D3D37

split-complementary

#649D37 #3D379D #9D3797

monochromatic

#2A4217 #477027 #649D37 #82C250 #A2D17D

Accessibility & contrast

On white

3.27

#649D37 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#649D37 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649D37

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649D37	#FFFFFF	#000000	##000000
##649D37	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A3912A

Deuteranopia (green-blind)

#9B8C3F

Tritanopia (blue-blind)

#649788

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #649d37;
/* rgb */ color: rgb(100, 157, 55);
/* oklch */ color: oklch(63.5% 0.147 133.8);

Tailwind

colors: {
  custom: {
    50: '#94ba73',
    500: '#649d37',
    950: '#000000',
  },
}

SCSS

$custom: #649d37;
$custom-light: #94ba73;
$custom-dark: #000000;

JSON

{
  "hex": "#649d37",
  "rgb": {
    "r": 100,
    "g": 157,
    "b": 55
  },
  "hsl": {
    "h": 93.529,
    "s": 48.113,
    "l": 41.569
  },
  "oklch": {
    "l": 0.63479,
    "c": 0.14686,
    "h": 133.8
  },
  "luminance": 0.27099
}

Semantic roles & 50–950 ramp

primary

#649D37

secondary

#9C75BB

accent

#50D89C

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0E1108

muted

#7E807B

Preview Lab

Preview with #649D37

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

Preview Lab → · Contrast checker → · Palette generator →