#649E1F#649E1F

#649E1F is a light, vivid yellow-green. Relative luminance 0.273; OKLCH L 63.5% C 0.164 H 131.9°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#649E1F
RGB	rgb(100, 158, 31)
HSL	hsl(87, 67%, 37%)
HSV	hsv(87, 80%, 62%)
CMYK	cmyk(36.7%, 0%, 80.4%, 38%)
CIE-LAB	lab(59.22, -38.52, 55.20)
CIE-LCH	lch(59.22, 67.31, 124.91°)
OKLab	oklab(63.55% -0.1092 0.1218)
OKLCH	oklch(63.55% 0.164 131.9)
XYZ	xyz(17.7295, 27.2612, 5.6238)
Luminance	0.2726 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#649E1F #591F9E

analogous

#9E991F #649E1F #249E1F

triadic

#649E1F #1F649E #9E1F64

tetradic

#649E1F #1F9E99 #591F9E #9E1F24

square

#649E1F #1F9E99 #591F9E #9E1F24

split-complementary

#649E1F #1F249E #991F9E

monochromatic

#23380B #446B15 #649E1F #84D129 #A1DE59

Accessibility & contrast

On white

3.25

#649E1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#649E1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #649E1F

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##649E1F	#FFFFFF	#000000	##000000
##649E1F	1.00	3.25	6.45	6.45
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9D8D2D

Tritanopia (blue-blind)

#659787

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #649e1f;
/* rgb */ color: rgb(100, 158, 31);
/* oklch */ color: oklch(63.5% 0.164 131.9);

Tailwind

colors: {
  custom: {
    50: '#95bb66',
    500: '#649e1f',
    950: '#000000',
  },
}

SCSS

$custom: #649e1f;
$custom-light: #95bb66;
$custom-dark: #000000;

JSON

{
  "hex": "#649e1f",
  "rgb": {
    "r": 100,
    "g": 158,
    "b": 31
  },
  "hsl": {
    "h": 87.402,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.6355,
    "c": 0.16354,
    "h": 131.9
  },
  "luminance": 0.27262
}

Semantic roles & 50–950 ramp

primary

#649E1F

secondary

#8856C2

accent

#3EEA8C

background

#F9FBF6

surface

#F2F6EB

border

#CCD0C6

text

#0E1206

muted

#7E817A

Preview Lab

Preview with #649E1F

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

Preview Lab → · Contrast checker → · Palette generator →