#B1E659#B1E659

#B1E659 is a very light, vivid yellow-green. Relative luminance 0.667; OKLCH L 86.1% C 0.178 H 127.3°. Best body text is #000000 at 14.33:1 contrast (WCAG AA passes).

Color values

HEX	#B1E659
RGB	rgb(177, 230, 89)
HSL	hsl(83, 74%, 63%)
HSV	hsv(83, 61%, 90%)
CMYK	cmyk(23%, 0%, 61.3%, 9.8%)
CIE-LAB	lab(85.33, -37.97, 61.45)
CIE-LCH	lch(85.33, 72.23, 121.71°)
OKLab	oklab(86.06% -0.1077 0.1416)
OKLCH	oklch(86.06% 0.178 127.3)
XYZ	xyz(48.2314, 66.6612, 19.7751)
Luminance	0.6666 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E659 #8E59E6

analogous

#E6D459 #B1E659 #6BE659

triadic

#B1E659 #59B1E6 #E659B1

tetradic

#B1E659 #59E6D4 #8E59E6 #E6596B

square

#B1E659 #59E6D4 #8E59E6 #E6596B

split-complementary

#B1E659 #596BE6 #D459E6

monochromatic

#74AB1A #98DE24 #B1E659 #CAEE8E #E3F6C3

Accessibility & contrast

On white

1.47

#B1E659 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.33

#B1E659 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E659

14.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E659	#FFFFFF	#000000	##000000
##B1E659	1.00	1.47	14.33	14.33
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.33	21.00	1.00	1.00
##000000	14.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1D748

Deuteranopia (green-blind)

#EAD463

Tritanopia (blue-blind)

#B7DCC8

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b1e659;
/* rgb */ color: rgb(177, 230, 89);
/* oklch */ color: oklch(86.1% 0.178 127.3);

Tailwind

colors: {
  custom: {
    50: '#cbee8d',
    500: '#b1e659',
    950: '#000000',
  },
}

SCSS

$custom: #b1e659;
$custom-light: #cbee8d;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e659",
  "rgb": {
    "r": 177,
    "g": 230,
    "b": 89
  },
  "hsl": {
    "h": 82.553,
    "s": 73.822,
    "l": 62.549
  },
  "oklch": {
    "l": 0.86058,
    "c": 0.17794,
    "h": 127.3
  },
  "luminance": 0.66662
}

Semantic roles & 50–950 ramp

primary

#B1E659

secondary

#6337AC

accent

#10D65A

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14160D

muted

#83857F

Preview Lab

Preview with #B1E659

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

Preview Lab → · Contrast checker → · Palette generator →