#B1FA65#B1FA65

#B1FA65 is a very light, vivid yellow-green. Relative luminance 0.787; OKLCH L 90.8% C 0.194 H 131.3°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#B1FA65
RGB	rgb(177, 250, 101)
HSL	hsl(89, 94%, 69%)
HSV	hsv(89, 60%, 98%)
CMYK	cmyk(29.2%, 0%, 59.6%, 2%)
CIE-LAB	lab(91.08, -45.74, 62.79)
CIE-LCH	lch(91.08, 77.68, 126.07°)
OKLab	oklab(90.75% -0.1281 0.1458)
OKLCH	oklch(90.75% 0.194 131.3)
XYZ	xyz(54.6654, 78.6562, 24.6114)
Luminance	0.7866 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 2.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1FA65 #AE65FA

analogous

#FAF965 #B1FA65 #67FA65

triadic

#B1FA65 #65B1FA #FA65B1

tetradic

#B1FA65 #65FAF9 #AE65FA #FA6567

square

#B1FA65 #65FAF9 #AE65FA #FA6567

split-complementary

#B1FA65 #6567FA #F965FA

monochromatic

#74DD07 #93F82A #B1FA65 #CFFCA0 #EDFEDC

Accessibility & contrast

On white

1.26

#B1FA65 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.73

#B1FA65 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1FA65

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1FA65	#FFFFFF	#000000	##000000
##B1FA65	1.00	1.26	16.73	16.73
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.73	21.00	1.00	1.00
##000000	16.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE954

Deuteranopia (green-blind)

#FAE470

Tritanopia (blue-blind)

#B4F0DA

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #b1fa65;
/* rgb */ color: rgb(177, 250, 101);
/* oklch */ color: oklch(90.8% 0.194 131.3);

Tailwind

colors: {
  custom: {
    50: '#ccfc96',
    500: '#b1fa65',
    950: '#000000',
  },
}

SCSS

$custom: #b1fa65;
$custom-light: #ccfc96;
$custom-dark: #000000;

JSON

{
  "hex": "#b1fa65",
  "rgb": {
    "r": 177,
    "g": 250,
    "b": 101
  },
  "hsl": {
    "h": 89.396,
    "s": 93.711,
    "l": 68.824
  },
  "oklch": {
    "l": 0.90751,
    "c": 0.19411,
    "h": 131.3
  },
  "luminance": 0.78658
}

Semantic roles & 50–950 ramp

primary

#B1FA65

secondary

#802FD4

accent

#00E670

background

#FEFFFC

surface

#FBFFF5

border

#D4D7CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B1FA65

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

Preview Lab → · Contrast checker → · Palette generator →