#649C1F#649C1F

#649C1F is a light, vivid yellow-green. Relative luminance 0.266; OKLCH L 63.0% C 0.161 H 131.5°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#649C1F
RGB	rgb(100, 156, 31)
HSL	hsl(87, 67%, 37%)
HSV	hsv(87, 80%, 61%)
CMYK	cmyk(35.9%, 0%, 80.1%, 38.8%)
CIE-LAB	lab(58.59, -37.64, 54.62)
CIE-LCH	lch(58.59, 66.33, 124.57°)
OKLab	oklab(63.04% -0.1068 0.1206)
OKLCH	oklch(63.04% 0.161 131.5)
XYZ	xyz(17.3912, 26.5845, 5.5111)
Luminance	0.2658 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649C1F #571F9C

analogous

#9C961F #649C1F #269C1F

triadic

#649C1F #1F649C #9C1F64

tetradic

#649C1F #1F9C96 #571F9C #9C1F26

square

#649C1F #1F9C96 #571F9C #9C1F26

split-complementary

#649C1F #1F269C #961F9C

monochromatic

#23360B #436915 #649C1F #85CF29 #A2DE58

Accessibility & contrast

On white

3.32

#649C1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#649C1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649C1F

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649C1F	#FFFFFF	#000000	##000000
##649C1F	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A39000

Deuteranopia (green-blind)

#9B8B2D

Tritanopia (blue-blind)

#669585

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #649c1f;
/* rgb */ color: rgb(100, 156, 31);
/* oklch */ color: oklch(63.0% 0.161 131.5);

Tailwind

colors: {
  custom: {
    50: '#95b966',
    500: '#649c1f',
    950: '#000000',
  },
}

SCSS

$custom: #649c1f;
$custom-light: #95b966;
$custom-dark: #000000;

JSON

{
  "hex": "#649c1f",
  "rgb": {
    "r": 100,
    "g": 156,
    "b": 31
  },
  "hsl": {
    "h": 86.88,
    "s": 66.845,
    "l": 36.667
  },
  "oklch": {
    "l": 0.63037,
    "c": 0.16106,
    "h": 131.5
  },
  "luminance": 0.26585
}

Semantic roles & 50–950 ramp

primary

#649C1F

secondary

#8655C1

accent

#3EEA8B

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1106

muted

#7E807A

Preview Lab

Preview with #649C1F

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

Preview Lab → · Contrast checker → · Palette generator →