#B3EF61#B3EF61

#B3EF61 is a very light, vivid yellow-green. Relative luminance 0.722; OKLCH L 88.3% C 0.182 H 128.9°. Best body text is #000000 at 15.44:1 contrast (WCAG AA passes).

Color values

HEX	#B3EF61
RGB	rgb(179, 239, 97)
HSL	hsl(85, 82%, 66%)
HSV	hsv(85, 59%, 94%)
CMYK	cmyk(25.1%, 0%, 59.4%, 6.3%)
CIE-LAB	lab(88.05, -40.59, 61.13)
CIE-LCH	lch(88.05, 73.37, 123.58°)
OKLab	oklab(88.32% -0.1144 0.1418)
OKLCH	oklch(88.32% 0.182 128.9)
XYZ	xyz(51.6143, 72.1786, 22.5195)
Luminance	0.7218 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.62

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3EF61 #9D61EF

analogous

#EFE461 #B3EF61 #6CEF61

triadic

#B3EF61 #61B3EF #EF61B3

tetradic

#B3EF61 #61EFE4 #9D61EF #EF616C

square

#B3EF61 #61EFE4 #9D61EF #EF616C

split-complementary

#B3EF61 #616CEF #E461EF

monochromatic

#78C214 #98E929 #B3EF61 #CEF599 #E8FAD0

Accessibility & contrast

On white

1.36

#B3EF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.44

#B3EF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3EF61

15.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3EF61	#FFFFFF	#000000	##000000
##B3EF61	1.00	1.36	15.44	15.44
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.44	21.00	1.00	1.00
##000000	15.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE051

Deuteranopia (green-blind)

#F1DC6B

Tritanopia (blue-blind)

#B8E5D1

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #b3ef61;
/* rgb */ color: rgb(179, 239, 97);
/* oklch */ color: oklch(88.3% 0.182 128.9);

Tailwind

colors: {
  custom: {
    50: '#cdf493',
    500: '#b3ef61',
    950: '#000000',
  },
}

SCSS

$custom: #b3ef61;
$custom-light: #cdf493;
$custom-dark: #000000;

JSON

{
  "hex": "#b3ef61",
  "rgb": {
    "r": 179,
    "g": 239,
    "b": 97
  },
  "hsl": {
    "h": 85.352,
    "s": 81.609,
    "l": 65.882
  },
  "oklch": {
    "l": 0.88315,
    "c": 0.1822,
    "h": 128.9
  },
  "luminance": 0.7218
}

Semantic roles & 50–950 ramp

primary

#B3EF61

secondary

#6F34C0

accent

#08DE62

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B3EF61

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

Preview Lab → · Contrast checker → · Palette generator →