#B1E23D#B1E23D

#B1E23D is a very light, vivid yellow-green. Relative luminance 0.641; OKLCH L 84.9% C 0.192 H 125.0°. Best body text is #000000 at 13.82:1 contrast (WCAG AA passes).

Color values

HEX	#B1E23D
RGB	rgb(177, 226, 61)
HSL	hsl(78, 74%, 56%)
HSV	hsv(78, 73%, 89%)
CMYK	cmyk(21.7%, 0%, 73%, 11.4%)
CIE-LAB	lab(84.01, -38.01, 70.64)
CIE-LCH	lch(84.01, 80.22, 118.28°)
OKLab	oklab(84.92% -0.1102 0.1571)
OKLCH	oklch(84.92% 0.192 125)
XYZ	xyz(46.1705, 64.0762, 14.3495)
Luminance	0.6408 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1E23D #6E3DE2

analogous

#E2C13D #B1E23D #5FE23D

triadic

#B1E23D #3DB1E2 #E23DB1

tetradic

#B1E23D #3DE2C1 #6E3DE2 #E23D5F

square

#B1E23D #3DE2C1 #6E3DE2 #E23D5F

split-complementary

#B1E23D #3D5FE2 #C13DE2

monochromatic

#6B8F15 #93C41D #B1E23D #C6EA72 #DCF2A7

Accessibility & contrast

On white

1.52

#B1E23D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.82

#B1E23D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1E23D

13.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1E23D	#FFFFFF	#000000	##000000
##B1E23D	1.00	1.52	13.82	13.82
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.82	21.00	1.00	1.00
##000000	13.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED31B

Deuteranopia (green-blind)

#E8D14C

Tritanopia (blue-blind)

#B9D7C2

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #b1e23d;
/* rgb */ color: rgb(177, 226, 61);
/* oklch */ color: oklch(84.9% 0.192 125.0);

Tailwind

colors: {
  custom: {
    50: '#cceb7e',
    500: '#b1e23d',
    950: '#000000',
  },
}

SCSS

$custom: #b1e23d;
$custom-light: #cceb7e;
$custom-dark: #000000;

JSON

{
  "hex": "#b1e23d",
  "rgb": {
    "r": 177,
    "g": 226,
    "b": 61
  },
  "hsl": {
    "h": 77.818,
    "s": 73.991,
    "l": 56.275
  },
  "oklch": {
    "l": 0.8492,
    "c": 0.19191,
    "h": 125
  },
  "luminance": 0.64077
}

Semantic roles & 50–950 ramp

primary

#B1E23D

secondary

#4D2F94

accent

#37F16E

background

#FEFEFB

surface

#FBFDF2

border

#D4D5CC

text

#14160B

muted

#83847E

Preview Lab

Preview with #B1E23D

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

Preview Lab → · Contrast checker → · Palette generator →