#B3CF39#B3CF39

#B3CF39 is a light, vivid yellow-green. Relative luminance 0.545; OKLCH L 80.7% C 0.171 H 119.7°. Best body text is #000000 at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#B3CF39
RGB	rgb(179, 207, 57)
HSL	hsl(71, 61%, 52%)
HSV	hsv(71, 72%, 81%)
CMYK	cmyk(13.5%, 0%, 72.5%, 18.8%)
CIE-LAB	lab(78.76, -28.67, 66.96)
CIE-LCH	lch(78.76, 72.84, 113.18°)
OKLab	oklab(80.71% -0.085 0.1487)
OKLCH	oklch(80.71% 0.171 119.7)
XYZ	xyz(41.6425, 54.5050, 12.1968)
Luminance	0.5451 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3CF39 #5539CF

analogous

#CFA039 #B3CF39 #68CF39

triadic

#B3CF39 #39B3CF #CF39B3

tetradic

#B3CF39 #39CFA0 #5539CF #CF3968

square

#B3CF39 #39CFA0 #5539CF #CF3968

split-complementary

#B3CF39 #3968CF #A039CF

monochromatic

#62721C #8CA328 #B3CF39 #C6DB6A #D9E79C

Accessibility & contrast

On white

1.76

#B3CF39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.90

#B3CF39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3CF39

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3CF39	#FFFFFF	#000000	##000000
##B3CF39	1.00	1.76	11.90	11.90
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.90	21.00	1.00	1.00
##000000	11.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC31B

Deuteranopia (green-blind)

#D9C346

Tritanopia (blue-blind)

#BDC4B2

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b3cf39;
/* rgb */ color: rgb(179, 207, 57);
/* oklch */ color: oklch(80.7% 0.171 119.7);

Tailwind

colors: {
  custom: {
    50: '#cddd7a',
    500: '#b3cf39',
    950: '#000000',
  },
}

SCSS

$custom: #b3cf39;
$custom-light: #cddd7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b3cf39",
  "rgb": {
    "r": 179,
    "g": 207,
    "b": 57
  },
  "hsl": {
    "h": 71.2,
    "s": 60.976,
    "l": 51.765
  },
  "oklch": {
    "l": 0.80706,
    "c": 0.17126,
    "h": 119.7
  },
  "luminance": 0.54505
}

Semantic roles & 50–950 ramp

primary

#B3CF39

secondary

#3F317B

accent

#44E462

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B3CF39

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

Preview Lab → · Contrast checker → · Palette generator →