#B1EF69#B1EF69

#B1EF69 is a very light, vivid yellow-green. Relative luminance 0.721; OKLCH L 88.3% C 0.177 H 130.1°. Best body text is #000000 at 15.42:1 contrast (WCAG AA passes).

Color values

HEX	#B1EF69
RGB	rgb(177, 239, 105)
HSL	hsl(88, 81%, 67%)
HSV	hsv(88, 56%, 94%)
CMYK	cmyk(25.9%, 0%, 56.1%, 6.3%)
CIE-LAB	lab(88.02, -40.60, 57.59)
CIE-LCH	lch(88.02, 70.46, 125.18°)
OKLab	oklab(88.28% -0.1137 0.1351)
OKLCH	oklch(88.28% 0.177 130.1)
XYZ	xyz(51.5473, 72.0988, 24.5625)
Luminance	0.7210 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1EF69 #A769EF

analogous

#EFEA69 #B1EF69 #6EEF69

triadic

#B1EF69 #69B1EF #EF69B1

tetradic

#B1EF69 #69EFEA #A769EF #EF696E

square

#B1EF69 #69EFEA #A769EF #EF696E

split-complementary

#B1EF69 #696EEF #EA69EF

monochromatic

#75C815 #94E932 #B1EF69 #CEF5A0 #EBFBD8

Accessibility & contrast

On white

1.36

#B1EF69 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.42

#B1EF69 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1EF69

15.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1EF69	#FFFFFF	#000000	##000000
##B1EF69	1.00	1.36	15.42	15.42
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.42	21.00	1.00	1.00
##000000	15.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9E05B

Deuteranopia (green-blind)

#F0DB72

Tritanopia (blue-blind)

#B5E6D2

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #b1ef69;
/* rgb */ color: rgb(177, 239, 105);
/* oklch */ color: oklch(88.3% 0.177 130.1);

Tailwind

colors: {
  custom: {
    50: '#cbf498',
    500: '#b1ef69',
    950: '#000000',
  },
}

SCSS

$custom: #b1ef69;
$custom-light: #cbf498;
$custom-dark: #000000;

JSON

{
  "hex": "#b1ef69",
  "rgb": {
    "r": 177,
    "g": 239,
    "b": 105
  },
  "hsl": {
    "h": 87.761,
    "s": 80.723,
    "l": 67.451
  },
  "oklch": {
    "l": 0.88279,
    "c": 0.17652,
    "h": 130.1
  },
  "luminance": 0.721
}

Semantic roles & 50–950 ramp

primary

#B1EF69

secondary

#7937C5

accent

#08DD6B

background

#FEFFFC

surface

#FBFEF5

border

#D4D6CF

text

#14170E

muted

#83857F

Preview Lab

Preview with #B1EF69

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

Preview Lab → · Contrast checker → · Palette generator →