#B1D54F#B1D54F

#B1D54F is a very light, vivid yellow-green. Relative luminance 0.575; OKLCH L 82.1% C 0.164 H 122.9°. Best body text is #000000 at 12.50:1 contrast (WCAG AA passes).

Color values

HEX	#B1D54F
RGB	rgb(177, 213, 79)
HSL	hsl(76, 61%, 57%)
HSV	hsv(76, 63%, 84%)
CMYK	cmyk(16.9%, 0%, 62.9%, 16.5%)
CIE-LAB	lab(80.46, -30.94, 60.31)
CIE-LCH	lch(80.46, 67.78, 117.16°)
OKLab	oklab(82.1% -0.0891 0.138)
OKLCH	oklch(82.1% 0.164 122.9)
XYZ	xyz(43.3374, 57.5000, 16.2111)
Luminance	0.5750 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D54F #734FD5

analogous

#D5B64F #B1D54F #6ED54F

triadic

#B1D54F #4FB1D5 #D54FB1

tetradic

#B1D54F #4FD5B6 #734FD5 #D54F6E

square

#B1D54F #4FD5B6 #734FD5 #D54F6E

split-complementary

#B1D54F #4F6ED5 #B64FD5

monochromatic

#6D8921 #94BA2C #B1D54F #C7E180 #DDEDB2

Accessibility & contrast

On white

1.68

#B1D54F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.50

#B1D54F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D54F

12.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D54F	#FFFFFF	#000000	##000000
##B1D54F	1.00	1.68	12.50	12.50
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.50	21.00	1.00	1.00
##000000	12.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1C93E

Deuteranopia (green-blind)

#DCC759

Tritanopia (blue-blind)

#B9CBB9

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #b1d54f;
/* rgb */ color: rgb(177, 213, 79);
/* oklch */ color: oklch(82.1% 0.164 122.9);

Tailwind

colors: {
  custom: {
    50: '#cbe286',
    500: '#b1d54f',
    950: '#000000',
  },
}

SCSS

$custom: #b1d54f;
$custom-light: #cbe286;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d54f",
  "rgb": {
    "r": 177,
    "g": 213,
    "b": 79
  },
  "hsl": {
    "h": 76.119,
    "s": 61.468,
    "l": 57.255
  },
  "oklch": {
    "l": 0.82095,
    "c": 0.16428,
    "h": 122.9
  },
  "luminance": 0.575
}

Semantic roles & 50–950 ramp

primary

#B1D54F

secondary

#50398F

accent

#43E56F

background

#FEFEFC

surface

#FBFCF3

border

#D4D5CD

text

#14150C

muted

#83847F

Preview Lab

Preview with #B1D54F

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

Preview Lab → · Contrast checker → · Palette generator →