#B1F770#B1F770

#B1F770 is a very light, vivid yellow-green. Relative luminance 0.770; OKLCH L 90.2% C 0.181 H 131.9°. Best body text is #000000 at 16.41:1 contrast (WCAG AA passes).

Color values

HEX	#B1F770
RGB	rgb(177, 247, 112)
HSL	hsl(91, 89%, 70%)
HSV	hsv(91, 55%, 97%)
CMYK	cmyk(28.3%, 0%, 54.7%, 3.1%)
CIE-LAB	lab(90.34, -43.43, 57.18)
CIE-LCH	lch(90.34, 71.80, 127.22°)
OKLab	oklab(90.18% -0.121 0.1348)
OKLCH	oklch(90.18% 0.181 131.9)
XYZ	xyz(54.3161, 77.0368, 27.3339)
Luminance	0.7704 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F770 #B670F7

analogous

#F5F770 #B1F770 #70F772

triadic

#B1F770 #70B1F7 #F770B1

tetradic

#B1F770 #70F5F7 #B670F7 #F77270

square

#B1F770 #70F5F7 #B670F7 #F77270

split-complementary

#B1F770 #7270F7 #F770F5

monochromatic

#72E00D #91F436 #B1F770 #D1FAAA #EFFDE2

Accessibility & contrast

On white

1.28

#B1F770 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.41

#B1F770 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F770

16.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F770	#FFFFFF	#000000	##000000
##B1F770	1.00	1.28	16.41	16.41
#FFFFFF	1.28	1.00	21.00	21.00
#000000	16.41	21.00	1.00	1.00
##000000	16.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE763

Deuteranopia (green-blind)

#F6E179

Tritanopia (blue-blind)

#B3EED9

Achromatopsia (no color)

#E3E3E3

Design tokens & code

CSS

--color: #b1f770;
/* rgb */ color: rgb(177, 247, 112);
/* oklch */ color: oklch(90.2% 0.181 131.9);

Tailwind

colors: {
  custom: {
    50: '#cbfa9d',
    500: '#b1f770',
    950: '#000000',
  },
}

SCSS

$custom: #b1f770;
$custom-light: #cbfa9d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f770",
  "rgb": {
    "r": 177,
    "g": 247,
    "b": 112
  },
  "hsl": {
    "h": 91.111,
    "s": 89.404,
    "l": 70.392
  },
  "oklch": {
    "l": 0.90184,
    "c": 0.18111,
    "h": 131.9
  },
  "luminance": 0.77038
}

Semantic roles & 50–950 ramp

primary

#B1F770

secondary

#883AD2

accent

#00E677

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B1F770

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

Preview Lab → · Contrast checker → · Palette generator →