#B1F461#B1F461

#B1F461 is a very light, vivid yellow-green. Relative luminance 0.749; OKLCH L 89.3% C 0.190 H 130.2°. Best body text is #000000 at 15.98:1 contrast (WCAG AA passes).

Color values

HEX	#B1F461
RGB	rgb(177, 244, 97)
HSL	hsl(87, 87%, 67%)
HSV	hsv(87, 60%, 96%)
CMYK	cmyk(27.5%, 0%, 60.2%, 4.3%)
CIE-LAB	lab(89.35, -43.49, 62.54)
CIE-LCH	lch(89.35, 76.18, 124.81°)
OKLab	oklab(89.34% -0.1223 0.1448)
OKLCH	oklch(89.34% 0.19 130.2)
XYZ	xyz(52.6394, 74.9101, 22.9927)
Luminance	0.7491 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B1F461 #A461F4

analogous

#F4EE61 #B1F461 #68F461

triadic

#B1F461 #61B1F4 #F461B1

tetradic

#B1F461 #61F4EE #A461F4 #F46168

square

#B1F461 #61F4EE #A461F4 #F46168

split-complementary

#B1F461 #6168F4 #EE61F4

monochromatic

#76CC0E #95F028 #B1F461 #CDF89A #E9FCD3

Accessibility & contrast

On white

1.31

#B1F461 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.98

#B1F461 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #B1F461

15.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B1F461	#FFFFFF	#000000	##000000
##B1F461	1.00	1.31	15.98	15.98
#FFFFFF	1.31	1.00	21.00	21.00
#000000	15.98	21.00	1.00	1.00
##000000	15.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE450

Deuteranopia (green-blind)

#F5DF6C

Tritanopia (blue-blind)

#B5EAD5

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #b1f461;
/* rgb */ color: rgb(177, 244, 97);
/* oklch */ color: oklch(89.3% 0.190 130.2);

Tailwind

colors: {
  custom: {
    50: '#ccf893',
    500: '#b1f461',
    950: '#000000',
  },
}

SCSS

$custom: #b1f461;
$custom-light: #ccf893;
$custom-dark: #000000;

JSON

{
  "hex": "#b1f461",
  "rgb": {
    "r": 177,
    "g": 244,
    "b": 97
  },
  "hsl": {
    "h": 87.347,
    "s": 86.982,
    "l": 66.863
  },
  "oklch": {
    "l": 0.89337,
    "c": 0.18956,
    "h": 130.2
  },
  "luminance": 0.74912
}

Semantic roles & 50–950 ramp

primary

#B1F461

secondary

#7631C8

accent

#02E469

background

#FEFFFC

surface

#FBFFF4

border

#D4D7CE

text

#14170D

muted

#83857F

Preview Lab

Preview with #B1F461

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

Preview Lab → · Contrast checker → · Palette generator →