#B1E577#B1E577

#B1E577 is a very light, vivid yellow-green. Relative luminance 0.667; OKLCH L 86.2% C 0.150 H 129.9°. Best body text is #000000 at 14.34:1 contrast (WCAG AA passes).

Color values

HEX	#B1E577
RGB	rgb(177, 229, 119)
HSL	hsl(88, 68%, 68%)
HSV	hsv(88, 48%, 90%)
CMYK	cmyk(22.7%, 0%, 48%, 10.2%)
CIE-LAB	lab(85.36, -34.68, 48.00)
CIE-LCH	lch(85.36, 59.22, 125.84°)
OKLab	oklab(86.18% -0.0962 0.1152)
OKLCH	oklch(86.18% 0.15 129.9)
XYZ	xyz(49.4800, 66.7166, 27.7199)
Luminance	0.6672 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Pistachio (survey)

#C0FA8B

ΔE00 4.52

Spring Green (survey)

Light Yellowish Green

#C2FF89

ΔE00 5.47

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E577 #AB77E5

analogous

#E5E277 #B1E577 #7AE577

triadic

#B1E577 #77B1E5 #E577B1

tetradic

#B1E577 #77E5E2 #AB77E5 #E5777A

square

#B1E577 #77E5E2 #AB77E5 #E5777A

split-complementary

#B1E577 #777AE5 #E277E5

monochromatic

#75BD24 #94DB44 #B1E577 #CEEFAA #ECF9DE

Accessibility & contrast

On white

1.46

#B1E577 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.34

#B1E577 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E577

14.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E577	#FFFFFF	#000000	##000000
##B1E577	1.00	1.46	14.34	14.34
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.34	21.00	1.00	1.00
##000000	14.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED86E

Deuteranopia (green-blind)

#E6D47E

Tritanopia (blue-blind)

#B4DDCB

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b1e577;
/* rgb */ color: rgb(177, 229, 119);
/* oklch */ color: oklch(86.2% 0.150 129.9);

Tailwind

colors: {
  custom: {
    50: '#caeda0',
    500: '#b1e577',
    950: '#000000',
  },
}

SCSS

$custom: #b1e577;
$custom-light: #caeda0;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e577",
  "rgb": {
    "r": 177,
    "g": 229,
    "b": 119
  },
  "hsl": {
    "h": 88.364,
    "s": 67.901,
    "l": 68.235
  },
  "oklch": {
    "l": 0.86181,
    "c": 0.1501,
    "h": 129.9
  },
  "luminance": 0.66718
}

Semantic roles & 50–950 ramp

primary

#B1E577

secondary

#7D44BC

accent

#16D06E

background

#FEFFFC

surface

#FAFEF5

border

#D3D6CF

text

#13160F

muted

#838580

Preview Lab

Preview with #B1E577

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

Preview Lab → · Contrast checker → · Palette generator →