#64BF31#64BF31

#64BF31 is a light, vivid yellow-green. Relative luminance 0.402; OKLCH L 72.1% C 0.194 H 136.8°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#64BF31
RGB	rgb(100, 191, 49)
HSL	hsl(98, 59%, 47%)
HSV	hsv(98, 74%, 75%)
CMYK	cmyk(47.6%, 0%, 74.3%, 25.1%)
CIE-LAB	lab(69.61, -51.04, 59.28)
CIE-LCH	lch(69.61, 78.23, 130.73°)
OKLab	oklab(72.1% -0.1417 0.133)
OKLCH	oklch(72.1% 0.194 136.8)
XYZ	xyz(24.4400, 40.1910, 9.3749)
Luminance	0.4019 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64BF31 #8C31BF

analogous

#ABBF31 #64BF31 #31BF45

triadic

#64BF31 #3164BF #BF3164

tetradic

#64BF31 #31ABBF #8C31BF #BF4531

square

#64BF31 #31ABBF #8C31BF #BF4531

split-complementary

#64BF31 #4531BF #BF31AB

monochromatic

#315E18 #4A8E25 #64BF31 #85D459 #A9E18A

Accessibility & contrast

On white

2.32

#64BF31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#64BF31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64BF31

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64BF31	#FFFFFF	#000000	##000000
##64BF31	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AF13

Deuteranopia (green-blind)

#BAA740

Tritanopia (blue-blind)

#5FB8A4

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #64bf31;
/* rgb */ color: rgb(100, 191, 49);
/* oklch */ color: oklch(72.1% 0.194 136.8);

Tailwind

colors: {
  custom: {
    50: '#98d373',
    500: '#64bf31',
    950: '#000000',
  },
}

SCSS

$custom: #64bf31;
$custom-light: #98d373;
$custom-dark: #000000;

JSON

{
  "hex": "#64bf31",
  "rgb": {
    "r": 100,
    "g": 191,
    "b": 49
  },
  "hsl": {
    "h": 98.451,
    "s": 59.167,
    "l": 47.059
  },
  "oklch": {
    "l": 0.72098,
    "c": 0.19438,
    "h": 136.8
  },
  "luminance": 0.40193
}

Semantic roles & 50–950 ramp

primary

#64BF31

secondary

#B081CB

accent

#45E2AA

background

#F9FDF7

surface

#F2FAED

border

#CCD3C8

text

#0F1409

muted

#7E837B

Preview Lab

Preview with #64BF31

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

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