#B1CF45#B1CF45

#B1CF45 is a light, vivid yellow-green. Relative luminance 0.544; OKLCH L 80.6% C 0.164 H 120.8°. Best body text is #000000 at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#B1CF45
RGB	rgb(177, 207, 69)
HSL	hsl(73, 59%, 54%)
HSV	hsv(73, 67%, 81%)
CMYK	cmyk(14.5%, 0%, 66.7%, 18.8%)
CIE-LAB	lab(78.70, -28.79, 62.46)
CIE-LCH	lch(78.70, 68.78, 114.75°)
OKLab	oklab(80.65% -0.0841 0.1412)
OKLCH	oklch(80.65% 0.164 120.8)
XYZ	xyz(41.5191, 54.4025, 13.9425)
Luminance	0.5440 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CF45 #6345CF

analogous

#CFA845 #B1CF45 #6CCF45

triadic

#B1CF45 #45B1CF #CF45B1

tetradic

#B1CF45 #45CFA8 #6345CF #CF456C

square

#B1CF45 #45CFA8 #6345CF #CF456C

split-complementary

#B1CF45 #456CCF #A845CF

monochromatic

#667A20 #8FAB2C #B1CF45 #C5DC76 #DAE8A6

Accessibility & contrast

On white

1.77

#B1CF45 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.88

#B1CF45 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CF45

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CF45	#FFFFFF	#000000	##000000
##B1CF45	1.00	1.77	11.88	11.88
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.88	21.00	1.00	1.00
##000000	11.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC331

Deuteranopia (green-blind)

#D8C350

Tritanopia (blue-blind)

#BAC4B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #b1cf45;
/* rgb */ color: rgb(177, 207, 69);
/* oklch */ color: oklch(80.6% 0.164 120.8);

Tailwind

colors: {
  custom: {
    50: '#cbdd80',
    500: '#b1cf45',
    950: '#000000',
  },
}

SCSS

$custom: #b1cf45;
$custom-light: #cbdd80;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cf45",
  "rgb": {
    "r": 177,
    "g": 207,
    "b": 69
  },
  "hsl": {
    "h": 73.043,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.80648,
    "c": 0.16432,
    "h": 120.8
  },
  "luminance": 0.54402
}

Semantic roles & 50–950 ramp

primary

#B1CF45

secondary

#473682

accent

#46E268

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1CF45

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

Preview Lab → · Contrast checker → · Palette generator →