#B1F779#B1F779

#B1F779 is a very light, vivid yellow-green. Relative luminance 0.772; OKLCH L 90.3% C 0.173 H 132.9°. Best body text is #000000 at 16.45:1 contrast (WCAG AA passes).

Color values

HEX	#B1F779
RGB	rgb(177, 247, 121)
HSL	hsl(93, 89%, 72%)
HSV	hsv(93, 51%, 97%)
CMYK	cmyk(28.3%, 0%, 51%, 3.1%)
CIE-LAB	lab(90.44, -42.51, 53.21)
CIE-LCH	lch(90.44, 68.11, 128.62°)
OKLab	oklab(90.29% -0.1178 0.1269)
OKLCH	oklch(90.29% 0.173 132.9)
XYZ	xyz(54.8425, 77.2474, 30.1062)
Luminance	0.7725 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Light Yellowish Green

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F779 #BF79F7

analogous

#F0F779 #B1F779 #79F780

triadic

#B1F779 #79B1F7 #F779B1

tetradic

#B1F779 #79F0F7 #BF79F7 #F78079

square

#B1F779 #79F0F7 #BF79F7 #F78079

split-complementary

#B1F779 #8079F7 #F779F0

monochromatic

#6FE80E #8FF43F #B1F779 #D3FAB3 #EEFDE2

Accessibility & contrast

On white

1.28

#B1F779 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.45

#B1F779 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F779

16.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F779	#FFFFFF	#000000	##000000
##B1F779	1.00	1.28	16.45	16.45
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.45	21.00	1.00	1.00
##000000	16.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE76E

Deuteranopia (green-blind)

#F6E281

Tritanopia (blue-blind)

#B2EFDA

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #b1f779;
/* rgb */ color: rgb(177, 247, 121);
/* oklch */ color: oklch(90.3% 0.173 132.9);

Tailwind

colors: {
  custom: {
    50: '#cbfaa2',
    500: '#b1f779',
    950: '#000000',
  },
}

SCSS

$custom: #b1f779;
$custom-light: #cbfaa2;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f779",
  "rgb": {
    "r": 177,
    "g": 247,
    "b": 121
  },
  "hsl": {
    "h": 93.333,
    "s": 88.732,
    "l": 72.157
  },
  "oklch": {
    "l": 0.90294,
    "c": 0.17312,
    "h": 132.9
  },
  "luminance": 0.77249
}

Semantic roles & 50–950 ramp

primary

#B1F779

secondary

#9241D3

accent

#00E57F

background

#FEFFFC

surface

#FBFFF6

border

#D4D7D0

text

#14170F

muted

#838580

Preview Lab

Preview with #B1F779

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

Preview Lab → · Contrast checker → · Palette generator →