#B3EF5F#B3EF5F

#B3EF5F is a very light, vivid yellow-green. Relative luminance 0.721; OKLCH L 88.3% C 0.184 H 128.7°. Best body text is #000000 at 15.43:1 contrast (WCAG AA passes).

Color values

HEX	#B3EF5F
RGB	rgb(179, 239, 95)
HSL	hsl(85, 82%, 65%)
HSV	hsv(85, 60%, 94%)
CMYK	cmyk(25.1%, 0%, 60.3%, 6.3%)
CIE-LAB	lab(88.04, -40.75, 61.95)
CIE-LCH	lch(88.04, 74.15, 123.34°)
OKLab	oklab(88.3% -0.115 0.1434)
OKLCH	oklch(88.3% 0.184 128.7)
XYZ	xyz(51.5222, 72.1418, 22.0345)
Luminance	0.7214 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 3.76

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3EF5F #9B5FEF

analogous

#EFE35F #B3EF5F #6BEF5F

triadic

#B3EF5F #5FB3EF #EF5FB3

tetradic

#B3EF5F #5FEFE3 #9B5FEF #EF5F6B

square

#B3EF5F #5FEFE3 #9B5FEF #EF5F6B

split-complementary

#B3EF5F #5F6BEF #E35FEF

monochromatic

#78C013 #99E927 #B3EF5F #CDF597 #E8FACE

Accessibility & contrast

On white

1.36

#B3EF5F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.43

#B3EF5F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B3EF5F

15.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3EF5F	#FFFFFF	#000000	##000000
##B3EF5F	1.00	1.36	15.43	15.43
#FFFFFF	1.36	1.00	21.00	21.00
#000000	15.43	21.00	1.00	1.00
##000000	15.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FAE04E

Deuteranopia (green-blind)

#F1DC69

Tritanopia (blue-blind)

#B8E5D0

Achromatopsia (no color)

#DDDDDD

Design tokens & code

CSS

--color: #b3ef5f;
/* rgb */ color: rgb(179, 239, 95);
/* oklch */ color: oklch(88.3% 0.184 128.7);

Tailwind

colors: {
  custom: {
    50: '#cdf492',
    500: '#b3ef5f',
    950: '#000000',
  },
}

SCSS

$custom: #b3ef5f;
$custom-light: #cdf492;
$custom-dark: #000000;

JSON

{
  "hex": "#b3ef5f",
  "rgb": {
    "r": 179,
    "g": 239,
    "b": 95
  },
  "hsl": {
    "h": 85,
    "s": 81.818,
    "l": 65.49
  },
  "oklch": {
    "l": 0.88295,
    "c": 0.18379,
    "h": 128.7
  },
  "luminance": 0.72143
}

Semantic roles & 50–950 ramp

primary

#B3EF5F

secondary

#6E34BE

accent

#07DE61

background

#FEFFFC

surface

#FBFEF4

border

#D4D6CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B3EF5F

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

Preview Lab → · Contrast checker → · Palette generator →