#B1D940#B1D940

#B1D940 is a very light, vivid yellow-green. Relative luminance 0.593; OKLCH L 82.9% C 0.180 H 123.2°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#B1D940
RGB	rgb(177, 217, 64)
HSL	hsl(76, 67%, 55%)
HSV	hsv(76, 71%, 85%)
CMYK	cmyk(18.4%, 0%, 70.5%, 14.9%)
CIE-LAB	lab(81.48, -33.76, 67.14)
CIE-LCH	lch(81.48, 75.15, 116.70°)
OKLab	oklab(82.88% -0.0983 0.1502)
OKLCH	oklch(82.88% 0.18 123.2)
XYZ	xyz(43.8702, 59.3427, 13.9926)
Luminance	0.5934 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1D940 #6840D9

analogous

#D9B440 #B1D940 #65D940

triadic

#B1D940 #40B1D9 #D940B1

tetradic

#B1D940 #40D9B4 #6840D9 #D94065

square

#B1D940 #40D9B4 #6840D9 #D94065

split-complementary

#B1D940 #4065D9 #B440D9

monochromatic

#69841A #91B724 #B1D940 #C6E373 #DBEDA6

Accessibility & contrast

On white

1.63

#B1D940 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#B1D940 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1D940

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1D940	#FFFFFF	#000000	##000000
##B1D940	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC25

Deuteranopia (green-blind)

#E0CA4D

Tritanopia (blue-blind)

#BACEBB

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #b1d940;
/* rgb */ color: rgb(177, 217, 64);
/* oklch */ color: oklch(82.9% 0.180 123.2);

Tailwind

colors: {
  custom: {
    50: '#cce47e',
    500: '#b1d940',
    950: '#000000',
  },
}

SCSS

$custom: #b1d940;
$custom-light: #cce47e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1d940",
  "rgb": {
    "r": 177,
    "g": 217,
    "b": 64
  },
  "hsl": {
    "h": 75.686,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.82883,
    "c": 0.17952,
    "h": 123.2
  },
  "luminance": 0.59343
}

Semantic roles & 50–950 ramp

primary

#B1D940

secondary

#49328B

accent

#3EEA6B

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150B

muted

#83847E

Preview Lab

Preview with #B1D940

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

Preview Lab → · Contrast checker → · Palette generator →