#B1CD3F#B1CD3F

#B1CD3F is a light, vivid yellow-green. Relative luminance 0.534; OKLCH L 80.1% C 0.166 H 120.0°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#B1CD3F
RGB	rgb(177, 205, 63)
HSL	hsl(72, 59%, 53%)
HSV	hsv(72, 69%, 80%)
CMYK	cmyk(13.7%, 0%, 69.3%, 19.6%)
CIE-LAB	lab(78.09, -28.21, 64.13)
CIE-LCH	lch(78.09, 70.06, 113.74°)
OKLab	oklab(80.15% -0.083 0.1437)
OKLCH	oklch(80.15% 0.166 120)
XYZ	xyz(40.8607, 53.3688, 12.8503)
Luminance	0.5337 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CD3F #5B3FCD

analogous

#CDA23F #B1CD3F #6ACD3F

triadic

#B1CD3F #3FB1CD #CD3FB1

tetradic

#B1CD3F #3FCDA2 #5B3FCD #CD3F6A

square

#B1CD3F #3FCDA2 #5B3FCD #CD3F6A

split-complementary

#B1CD3F #3F6ACD #A23FCD

monochromatic

#63741E #8CA42B #B1CD3F #C5DA70 #D8E6A0

Accessibility & contrast

On white

1.80

#B1CD3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#B1CD3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CD3F

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CD3F	#FFFFFF	#000000	##000000
##B1CD3F	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC128

Deuteranopia (green-blind)

#D6C14A

Tritanopia (blue-blind)

#BBC2B1

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #b1cd3f;
/* rgb */ color: rgb(177, 205, 63);
/* oklch */ color: oklch(80.1% 0.166 120.0);

Tailwind

colors: {
  custom: {
    50: '#ccdc7c',
    500: '#b1cd3f',
    950: '#000000',
  },
}

SCSS

$custom: #b1cd3f;
$custom-light: #ccdc7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cd3f",
  "rgb": {
    "r": 177,
    "g": 205,
    "b": 63
  },
  "hsl": {
    "h": 71.831,
    "s": 58.678,
    "l": 52.549
  },
  "oklch": {
    "l": 0.80149,
    "c": 0.166,
    "h": 120
  },
  "luminance": 0.53369
}

Semantic roles & 50–950 ramp

primary

#B1CD3F

secondary

#42347C

accent

#46E265

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1CD3F

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

Preview Lab → · Contrast checker → · Palette generator →