#9FEB51#9FEB51

#9FEB51 is a very light, vivid yellow-green. Relative luminance 0.674; OKLCH L 86.1% C 0.199 H 131.9°. Best body text is #000000 at 14.48:1 contrast (WCAG AA passes).

Color values

HEX	#9FEB51
RGB	rgb(159, 235, 81)
HSL	hsl(90, 79%, 62%)
HSV	hsv(90, 66%, 92%)
CMYK	cmyk(32.3%, 0%, 65.5%, 7.8%)
CIE-LAB	lab(85.70, -47.23, 64.78)
CIE-LCH	lch(85.70, 80.17, 126.10°)
OKLab	oklab(86.07% -0.1328 0.148)
OKLCH	oklch(86.07% 0.199 131.9)
XYZ	xyz(45.4911, 67.3800, 18.3918)
Luminance	0.6738 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9FEB51 #9D51EB

analogous

#EBEA51 #9FEB51 #52EB51

triadic

#9FEB51 #519FEB #EB519F

tetradic

#9FEB51 #51EBEA #9D51EB #EB5152

square

#9FEB51 #51EBEA #9D51EB #EB5152

split-complementary

#9FEB51 #5152EB #EA51EB

monochromatic

#62AE14 #81E51A #9FEB51 #BDF188 #DCF8BF

Accessibility & contrast

On white

1.45

#9FEB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.48

#9FEB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9FEB51

14.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9FEB51	#FFFFFF	#000000	##000000
##9FEB51	1.00	1.45	14.48	14.48
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.48	21.00	1.00	1.00
##000000	14.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F5DA3C

Deuteranopia (green-blind)

#EAD45E

Tritanopia (blue-blind)

#A1E2CC

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #9feb51;
/* rgb */ color: rgb(159, 235, 81);
/* oklch */ color: oklch(86.1% 0.199 131.9);

Tailwind

colors: {
  custom: {
    50: '#c0f289',
    500: '#9feb51',
    950: '#000000',
  },
}

SCSS

$custom: #9feb51;
$custom-light: #c0f289;
$custom-dark: #000000;

JSON

{
  "hex": "#9feb51",
  "rgb": {
    "r": 159,
    "g": 235,
    "b": 81
  },
  "hsl": {
    "h": 89.61,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.8607,
    "c": 0.1988,
    "h": 131.9
  },
  "luminance": 0.67382
}

Semantic roles & 50–950 ramp

primary

#9FEB51

secondary

#6F32AE

accent

#0ADC71

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170C

muted

#82857F

Preview Lab

Preview with #9FEB51

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

Preview Lab → · Contrast checker → · Palette generator →