#B1E569#B1E569

#B1E569 is a very light, vivid yellow-green. Relative luminance 0.664; OKLCH L 86.0% C 0.163 H 128.3°. Best body text is #000000 at 14.28:1 contrast (WCAG AA passes).

Color values

HEX	#B1E569
RGB	rgb(177, 229, 105)
HSL	hsl(85, 70%, 65%)
HSV	hsv(85, 54%, 90%)
CMYK	cmyk(22.7%, 0%, 54.1%, 10.2%)
CIE-LAB	lab(85.20, -36.12, 54.33)
CIE-LCH	lch(85.20, 65.24, 123.62°)
OKLab	oklab(86% -0.1013 0.128)
OKLCH	oklch(86% 0.163 128.3)
XYZ	xyz(48.7003, 66.4048, 23.6135)
Luminance	0.6641 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E569 #9D69E5

analogous

#E5DB69 #B1E569 #73E569

triadic

#B1E569 #69B1E5 #E569B1

tetradic

#B1E569 #69E5DB #9D69E5 #E56973

square

#B1E569 #69E5DB #9D69E5 #E56973

split-complementary

#B1E569 #6973E5 #DB69E5

monochromatic

#76B41F #96DC35 #B1E569 #CCEE9D #E7F7D1

Accessibility & contrast

On white

1.47

#B1E569 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.28

#B1E569 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E569

14.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E569	#FFFFFF	#000000	##000000
##B1E569	1.00	1.47	14.28	14.28
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.28	21.00	1.00	1.00
##000000	14.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD75D

Deuteranopia (green-blind)

#E8D471

Tritanopia (blue-blind)

#B6DCC9

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #b1e569;
/* rgb */ color: rgb(177, 229, 105);
/* oklch */ color: oklch(86.0% 0.163 128.3);

Tailwind

colors: {
  custom: {
    50: '#cbed97',
    500: '#b1e569',
    950: '#000000',
  },
}

SCSS

$custom: #b1e569;
$custom-light: #cbed97;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e569",
  "rgb": {
    "r": 177,
    "g": 229,
    "b": 105
  },
  "hsl": {
    "h": 85.161,
    "s": 70.455,
    "l": 65.49
  },
  "oklch": {
    "l": 0.86002,
    "c": 0.16322,
    "h": 128.3
  },
  "luminance": 0.66406
}

Semantic roles & 50–950 ramp

primary

#B1E569

secondary

#6F3DB5

accent

#13D263

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14160E

muted

#83857F

Preview Lab

Preview with #B1E569

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

Preview Lab → · Contrast checker → · Palette generator →