#B1CD3A#B1CD3A

#B1CD3A is a light, vivid yellow-green. Relative luminance 0.533; OKLCH L 80.1% C 0.169 H 119.9°. Best body text is #000000 at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#B1CD3A
RGB	rgb(177, 205, 58)
HSL	hsl(71, 60%, 52%)
HSV	hsv(71, 72%, 80%)
CMYK	cmyk(13.7%, 0%, 71.7%, 19.6%)
CIE-LAB	lab(78.06, -28.48, 65.89)
CIE-LCH	lch(78.06, 71.79, 113.38°)
OKLab	oklab(80.11% -0.0842 0.1467)
OKLCH	oklch(80.11% 0.169 119.9)
XYZ	xyz(40.7273, 53.3154, 12.1475)
Luminance	0.5332 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1CD3A #563ACD

analogous

#CDA03A #B1CD3A #68CD3A

triadic

#B1CD3A #3AB1CD #CD3AB1

tetradic

#B1CD3A #3ACDA0 #563ACD #CD3A68

square

#B1CD3A #3ACDA0 #563ACD #CD3A68

split-complementary

#B1CD3A #3A68CD #A03ACD

monochromatic

#60701C #8AA129 #B1CD3A #C4D96B #D8E69C

Accessibility & contrast

On white

1.80

#B1CD3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.66

#B1CD3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1CD3A

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1CD3A	#FFFFFF	#000000	##000000
##B1CD3A	1.00	1.80	11.66	11.66
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.66	21.00	1.00	1.00
##000000	11.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC11F

Deuteranopia (green-blind)

#D7C146

Tritanopia (blue-blind)

#BBC2B1

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #b1cd3a;
/* rgb */ color: rgb(177, 205, 58);
/* oklch */ color: oklch(80.1% 0.169 119.9);

Tailwind

colors: {
  custom: {
    50: '#ccdc7a',
    500: '#b1cd3a',
    950: '#000000',
  },
}

SCSS

$custom: #b1cd3a;
$custom-light: #ccdc7a;
$custom-dark: #000000;

JSON

{
  "hex": "#b1cd3a",
  "rgb": {
    "r": 177,
    "g": 205,
    "b": 58
  },
  "hsl": {
    "h": 71.429,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.80113,
    "c": 0.16915,
    "h": 119.9
  },
  "luminance": 0.53315
}

Semantic roles & 50–950 ramp

primary

#B1CD3A

secondary

#403279

accent

#45E363

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #B1CD3A

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

Preview Lab → · Contrast checker → · Palette generator →