#8FEF5B#8FEF5B

#8FEF5B is a very light, highly saturated yellow-green. Relative luminance 0.683; OKLCH L 86.3% C 0.205 H 136.3°. Best body text is #000000 at 14.67:1 contrast (WCAG AA passes).

Color values

HEX	#8FEF5B
RGB	rgb(143, 239, 91)
HSL	hsl(99, 82%, 65%)
HSV	hsv(99, 62%, 94%)
CMYK	cmyk(40.2%, 0%, 61.9%, 6.3%)
CIE-LAB	lab(86.17, -53.36, 61.04)
CIE-LCH	lch(86.17, 81.07, 131.16°)
OKLab	oklab(86.28% -0.1478 0.1414)
OKLCH	oklch(86.28% 0.205 136.3)
XYZ	xyz(44.0814, 68.3256, 20.7609)
Luminance	0.6833 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#8FEF5B #BB5BEF

analogous

#D9EF5B #8FEF5B #5BEF71

triadic

#8FEF5B #5B8FEF #EF5B8F

tetradic

#8FEF5B #5BD9EF #BB5BEF #EF715B

square

#8FEF5B #5BD9EF #BB5BEF #EF715B

split-complementary

#8FEF5B #715BEF #EF5BD9

monochromatic

#4EBD12 #69EA23 #8FEF5B #B5F493 #DBFACB

Accessibility & contrast

On white

1.43

#8FEF5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.67

#8FEF5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #8FEF5B

14.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##8FEF5B	#FFFFFF	#000000	##000000
##8FEF5B	1.00	1.43	14.67	14.67
#FFFFFF	1.43	1.00	21.00	21.00
#000000	14.67	21.00	1.00	1.00
##000000	14.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F7DD49

Deuteranopia (green-blind)

#EAD567

Tritanopia (blue-blind)

#8BE7D0

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #8fef5b;
/* rgb */ color: rgb(143, 239, 91);
/* oklch */ color: oklch(86.3% 0.205 136.3);

Tailwind

colors: {
  custom: {
    50: '#b6f58f',
    500: '#8fef5b',
    950: '#000000',
  },
}

SCSS

$custom: #8fef5b;
$custom-light: #b6f58f;
$custom-dark: #000000;

JSON

{
  "hex": "#8fef5b",
  "rgb": {
    "r": 143,
    "g": 239,
    "b": 91
  },
  "hsl": {
    "h": 98.919,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.86276,
    "c": 0.20456,
    "h": 136.3
  },
  "luminance": 0.68328
}

Semantic roles & 50–950 ramp

primary

#8FEF5B

secondary

#8B33BC

accent

#07DF93

background

#FDFFFC

surface

#F8FEF4

border

#D1D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #8FEF5B

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

Preview Lab → · Contrast checker → · Palette generator →