#99E35B#99E35B

#99E35B is a very light, vivid yellow-green. Relative luminance 0.625; OKLCH L 84.0% C 0.184 H 133.1°. Best body text is #000000 at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#99E35B
RGB	rgb(153, 227, 91)
HSL	hsl(93, 71%, 62%)
HSV	hsv(93, 60%, 89%)
CMYK	cmyk(32.6%, 0%, 59.9%, 11%)
CIE-LAB	lab(83.16, -45.09, 57.82)
CIE-LCH	lch(83.16, 73.32, 127.95°)
OKLab	oklab(83.95% -0.1258 0.1344)
OKLCH	oklch(83.95% 0.184 133.1)
XYZ	xyz(42.4936, 62.4642, 19.7134)
Luminance	0.6247 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E35B #A55BE3

analogous

#DDE35B #99E35B #5BE361

triadic

#99E35B #5B99E3 #E35B99

tetradic

#99E35B #5BDDE3 #A55BE3 #E3615B

square

#99E35B #5BDDE3 #A55BE3 #E3615B

split-complementary

#99E35B #615BE3 #E35BDD

monochromatic

#5CA71D #78DA27 #99E35B #BAEC8F #DAF5C4

Accessibility & contrast

On white

1.56

#99E35B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.49

#99E35B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E35B

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E35B	#FFFFFF	#000000	##000000
##99E35B	1.00	1.56	13.49	13.49
#FFFFFF	1.56	1.00	21.00	21.00
#000000	13.49	21.00	1.00	1.00
##000000	13.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD34C

Deuteranopia (green-blind)

#E1CD65

Tritanopia (blue-blind)

#9ADBC6

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #99e35b;
/* rgb */ color: rgb(153, 227, 91);
/* oklch */ color: oklch(84.0% 0.184 133.1);

Tailwind

colors: {
  custom: {
    50: '#bbec8e',
    500: '#99e35b',
    950: '#000000',
  },
}

SCSS

$custom: #99e35b;
$custom-light: #bbec8e;
$custom-dark: #000000;

JSON

{
  "hex": "#99e35b",
  "rgb": {
    "r": 153,
    "g": 227,
    "b": 91
  },
  "hsl": {
    "h": 92.647,
    "s": 70.833,
    "l": 62.353
  },
  "oklch": {
    "l": 0.8395,
    "c": 0.18411,
    "h": 133.1
  },
  "luminance": 0.62466
}

Semantic roles & 50–950 ramp

primary

#99E35B

secondary

#7639A9

accent

#13D37B

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#12160D

muted

#82847F

Preview Lab

Preview with #99E35B

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

Preview Lab → · Contrast checker → · Palette generator →