#9FF571#9FF571

#9FF571 is a very light, vivid yellow-green. Relative luminance 0.739; OKLCH L 88.7% C 0.187 H 135.9°. Best body text is #000000 at 15.77:1 contrast (WCAG AA passes).

Color values

HEX	#9FF571
RGB	rgb(159, 245, 113)
HSL	hsl(99, 87%, 70%)
HSV	hsv(99, 54%, 96%)
CMYK	cmyk(35.1%, 0%, 53.9%, 3.9%)
CIE-LAB	lab(88.86, -48.54, 54.76)
CIE-LCH	lch(88.86, 73.18, 131.55°)
OKLab	oklab(88.74% -0.134 0.1298)
OKLCH	oklch(88.74% 0.187 135.9)
XYZ	xyz(49.9299, 73.8657, 27.2463)
Luminance	0.7387 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9FF571 #C771F5

analogous

#E1F571 #9FF571 #71F585

triadic

#9FF571 #719FF5 #F5719F

tetradic

#9FF571 #71E1F5 #C771F5 #F58571

square

#9FF571 #71E1F5 #C771F5 #F58571

split-complementary

#9FF571 #8571F5 #F571E1

monochromatic

#57DC10 #78F138 #9FF571 #C6F9AA #ECFDE2

Accessibility & contrast

On white

1.33

#9FF571 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.77

#9FF571 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9FF571

15.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9FF571	#FFFFFF	#000000	##000000
##9FF571	1.00	1.33	15.77	15.77
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.77	21.00	1.00	1.00
##000000	15.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FDE464

Deuteranopia (green-blind)

#F1DC7A

Tritanopia (blue-blind)

#9DEDD8

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #9ff571;
/* rgb */ color: rgb(159, 245, 113);
/* oklch */ color: oklch(88.7% 0.187 135.9);

Tailwind

colors: {
  custom: {
    50: '#bff99d',
    500: '#9ff571',
    950: '#000000',
  },
}

SCSS

$custom: #9ff571;
$custom-light: #bff99d;
$custom-dark: #000000;

JSON

{
  "hex": "#9ff571",
  "rgb": {
    "r": 159,
    "g": 245,
    "b": 113
  },
  "hsl": {
    "h": 99.091,
    "s": 86.842,
    "l": 70.196
  },
  "oklch": {
    "l": 0.8874,
    "c": 0.18657,
    "h": 135.9
  },
  "luminance": 0.73868
}

Semantic roles & 50–950 ramp

primary

#9FF571

secondary

#9C3BCF

accent

#02E395

background

#FDFFFC

surface

#F9FFF5

border

#D2D7CF

text

#13170E

muted

#82857F

Preview Lab

Preview with #9FF571

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

Preview Lab → · Contrast checker → · Palette generator →