#9CEF59#9CEF59

#9CEF59 is a very light, vivid yellow-green. Relative luminance 0.695; OKLCH L 86.9% C 0.200 H 133.6°. Best body text is #000000 at 14.90:1 contrast (WCAG AA passes).

Color values

HEX	#9CEF59
RGB	rgb(156, 239, 89)
HSL	hsl(93, 82%, 64%)
HSV	hsv(93, 63%, 94%)
CMYK	cmyk(34.7%, 0%, 62.8%, 6.3%)
CIE-LAB	lab(86.76, -49.30, 62.69)
CIE-LCH	lch(86.76, 79.75, 128.18°)
OKLab	oklab(86.92% -0.1376 0.1445)
OKLCH	oklch(86.92% 0.2 133.6)
XYZ	xyz(46.3792, 69.5202, 20.4243)
Luminance	0.6952 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9CEF59 #AC59EF

analogous

#E7EF59 #9CEF59 #59EF61

triadic

#9CEF59 #599CEF #EF599C

tetradic

#9CEF59 #59E7EF #AC59EF #EF6159

square

#9CEF59 #59E7EF #AC59EF #EF6159

split-complementary

#9CEF59 #6159EF #EF59E7

monochromatic

#5EBC12 #7BEA21 #9CEF59 #BDF491 #DFFAC9

Accessibility & contrast

On white

1.41

#9CEF59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.90

#9CEF59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9CEF59

14.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9CEF59	#FFFFFF	#000000	##000000
##9CEF59	1.00	1.41	14.90	14.90
#FFFFFF	1.41	1.00	21.00	21.00
#000000	14.90	21.00	1.00	1.00
##000000	14.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DD47

Deuteranopia (green-blind)

#ECD765

Tritanopia (blue-blind)

#9CE6D0

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #9cef59;
/* rgb */ color: rgb(156, 239, 89);
/* oklch */ color: oklch(86.9% 0.200 133.6);

Tailwind

colors: {
  custom: {
    50: '#bef58e',
    500: '#9cef59',
    950: '#000000',
  },
}

SCSS

$custom: #9cef59;
$custom-light: #bef58e;
$custom-dark: #000000;

JSON

{
  "hex": "#9cef59",
  "rgb": {
    "r": 156,
    "g": 239,
    "b": 89
  },
  "hsl": {
    "h": 93.2,
    "s": 82.418,
    "l": 64.314
  },
  "oklch": {
    "l": 0.86918,
    "c": 0.19957,
    "h": 133.6
  },
  "luminance": 0.69522
}

Semantic roles & 50–950 ramp

primary

#9CEF59

secondary

#7D32BA

accent

#07DF7E

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #9CEF59

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

Preview Lab → · Contrast checker → · Palette generator →