#B4E23F#B4E23F

#B4E23F is a very light, vivid yellow-green. Relative luminance 0.645; OKLCH L 85.1% C 0.189 H 124.3°. Best body text is #000000 at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#B4E23F
RGB	rgb(180, 226, 63)
HSL	hsl(77, 74%, 57%)
HSV	hsv(77, 72%, 89%)
CMYK	cmyk(20.4%, 0%, 72.1%, 11.4%)
CIE-LAB	lab(84.20, -36.75, 70.23)
CIE-LCH	lch(84.20, 79.26, 117.62°)
OKLab	oklab(85.13% -0.1067 0.1565)
OKLCH	oklch(85.13% 0.189 124.3)
XYZ	xyz(46.9164, 64.4545, 14.6709)
Luminance	0.6445 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4E23F #6D3FE2

analogous

#E2BF3F #B4E23F #62E23F

triadic

#B4E23F #3FB4E2 #E23FB4

tetradic

#B4E23F #3FE2BF #6D3FE2 #E23F62

square

#B4E23F #3FE2BF #6D3FE2 #E23F62

split-complementary

#B4E23F #3F62E2 #BF3FE2

monochromatic

#6E9116 #96C61E #B4E23F #C9EA74 #DEF2A9

Accessibility & contrast

On white

1.51

#B4E23F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.89

#B4E23F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B4E23F

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4E23F	#FFFFFF	#000000	##000000
##B4E23F	1.00	1.51	13.89	13.89
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.89	21.00	1.00	1.00
##000000	13.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD41F

Deuteranopia (green-blind)

#E8D24E

Tritanopia (blue-blind)

#BCD7C3

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #b4e23f;
/* rgb */ color: rgb(180, 226, 63);
/* oklch */ color: oklch(85.1% 0.189 124.3);

Tailwind

colors: {
  custom: {
    50: '#ceeb7f',
    500: '#b4e23f',
    950: '#000000',
  },
}

SCSS

$custom: #b4e23f;
$custom-light: #ceeb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b4e23f",
  "rgb": {
    "r": 180,
    "g": 226,
    "b": 63
  },
  "hsl": {
    "h": 76.933,
    "s": 73.756,
    "l": 56.667
  },
  "oklch": {
    "l": 0.85131,
    "c": 0.18943,
    "h": 124.3
  },
  "luminance": 0.64455
}

Semantic roles & 50–950 ramp

primary

#B4E23F

secondary

#4C3096

accent

#37F06C

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B4E23F

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

Preview Lab → · Contrast checker → · Palette generator →