#B1D949#B1D949

#B1D949 is a very light, vivid yellow-green. Relative luminance 0.595; OKLCH L 83.0% C 0.174 H 123.6°. Best body text is #000000 at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#B1D949
RGB	rgb(177, 217, 73)
HSL	hsl(77, 65%, 57%)
HSV	hsv(77, 66%, 85%)
CMYK	cmyk(18.4%, 0%, 66.4%, 14.9%)
CIE-LAB	lab(81.54, -33.21, 63.85)
CIE-LCH	lch(81.54, 71.97, 117.48°)
OKLab	oklab(82.95% -0.096 0.1447)
OKLCH	oklch(82.95% 0.174 123.6)
XYZ	xyz(44.1473, 59.4536, 15.4519)
Luminance	0.5945 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D949 #7149D9

analogous

#D9B949 #B1D949 #69D949

triadic

#B1D949 #49B1D9 #D949B1

tetradic

#B1D949 #49D9B9 #7149D9 #D94969

square

#B1D949 #49D9B9 #7149D9 #D94969

split-complementary

#B1D949 #4969D9 #B949D9

monochromatic

#6C8B1D #94BD28 #B1D949 #C7E47C #DCEEAE

Accessibility & contrast

On white

1.63

#B1D949 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.89

#B1D949 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D949

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D949	#FFFFFF	#000000	##000000
##B1D949	1.00	1.63	12.89	12.89
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.89	21.00	1.00	1.00
##000000	12.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC35

Deuteranopia (green-blind)

#E0CA54

Tritanopia (blue-blind)

#B9CFBC

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #b1d949;
/* rgb */ color: rgb(177, 217, 73);
/* oklch */ color: oklch(83.0% 0.174 123.6);

Tailwind

colors: {
  custom: {
    50: '#cce483',
    500: '#b1d949',
    950: '#000000',
  },
}

SCSS

$custom: #b1d949;
$custom-light: #cce483;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d949",
  "rgb": {
    "r": 177,
    "g": 217,
    "b": 73
  },
  "hsl": {
    "h": 76.667,
    "s": 65.455,
    "l": 56.863
  },
  "oklch": {
    "l": 0.82952,
    "c": 0.1736,
    "h": 123.6
  },
  "luminance": 0.59454
}

Semantic roles & 50–950 ramp

primary

#B1D949

secondary

#4F3691

accent

#3FE86E

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1D949

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

Preview Lab → · Contrast checker → · Palette generator →