#64B41B#64B41B

#64B41B is a light, vivid yellow-green. Relative luminance 0.354; OKLCH L 69.2% C 0.192 H 134.6°. Best body text is #000000 at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#64B41B
RGB	rgb(100, 180, 27)
HSL	hsl(91, 74%, 41%)
HSV	hsv(91, 85%, 71%)
CMYK	cmyk(44.4%, 0%, 85%, 29.4%)
CIE-LAB	lab(66.08, -47.86, 62.45)
CIE-LCH	lch(66.08, 78.68, 127.46°)
OKLab	oklab(69.17% -0.1345 0.1365)
OKLCH	oklch(69.17% 0.192 134.6)
XYZ	xyz(21.7742, 35.4297, 6.7280)
Luminance	0.3543 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#64B41B #6B1BB4

analogous

#B0B41B #64B41B #1BB41F

triadic

#64B41B #1B64B4 #B41B64

tetradic

#64B41B #1BB0B4 #6B1BB4 #B41F1B

square

#64B41B #1BB0B4 #6B1BB4 #B41F1B

split-complementary

#64B41B #1F1BB4 #B41BB0

monochromatic

#294A0B #467F13 #64B41B #82DF2D #A2E762

Accessibility & contrast

On white

2.60

#64B41B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.09

#64B41B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #64B41B

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##64B41B	#FFFFFF	#000000	##000000
##64B41B	1.00	2.60	8.09	8.09
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.09	21.00	1.00	1.00
##000000	8.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA500

Deuteranopia (green-blind)

#B19E2F

Tritanopia (blue-blind)

#62AD99

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #64b41b;
/* rgb */ color: rgb(100, 180, 27);
/* oklch */ color: oklch(69.2% 0.192 134.6);

Tailwind

colors: {
  custom: {
    50: '#98cb68',
    500: '#64b41b',
    950: '#000000',
  },
}

SCSS

$custom: #64b41b;
$custom-light: #98cb68;
$custom-dark: #000000;

JSON

{
  "hex": "#64b41b",
  "rgb": {
    "r": 100,
    "g": 180,
    "b": 27
  },
  "hsl": {
    "h": 91.373,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.69169,
    "c": 0.1916,
    "h": 134.6
  },
  "luminance": 0.35431
}

Semantic roles & 50–950 ramp

primary

#64B41B

secondary

#985FCC

accent

#37F198

background

#F9FCF6

surface

#F2F8EB

border

#CCD1C6

text

#0E1307

muted

#7E827A

Preview Lab

Preview with #64B41B

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

Preview Lab → · Contrast checker → · Palette generator →