#99E45C#99E45C

#99E45C is a very light, vivid yellow-green. Relative luminance 0.630; OKLCH L 84.2% C 0.185 H 133.3°. Best body text is #000000 at 13.61:1 contrast (WCAG AA passes).

Color values

HEX	#99E45C
RGB	rgb(153, 228, 92)
HSL	hsl(93, 72%, 63%)
HSV	hsv(93, 60%, 89%)
CMYK	cmyk(32.9%, 0%, 59.6%, 10.6%)
CIE-LAB	lab(83.46, -45.42, 57.73)
CIE-LCH	lch(83.46, 73.46, 128.20°)
OKLab	oklab(84.2% -0.1266 0.1344)
OKLCH	oklch(84.2% 0.185 133.3)
XYZ	xyz(42.8113, 63.0302, 20.0335)
Luminance	0.6303 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E45C #A75CE4

analogous

#DDE45C #99E45C #5CE463

triadic

#99E45C #5C99E4 #E45C99

tetradic

#99E45C #5CDDE4 #A75CE4 #E4635C

square

#99E45C #5CDDE4 #A75CE4 #E4635C

split-complementary

#99E45C #635CE4 #E45CDD

monochromatic

#5CAA1C #78DB27 #99E45C #BAED91 #DBF5C5

Accessibility & contrast

On white

1.54

#99E45C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.61

#99E45C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E45C

13.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E45C	#FFFFFF	#000000	##000000
##99E45C	1.00	1.54	13.61	13.61
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.61	21.00	1.00	1.00
##000000	13.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD44D

Deuteranopia (green-blind)

#E2CE66

Tritanopia (blue-blind)

#9ADCC7

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #99e45c;
/* rgb */ color: rgb(153, 228, 92);
/* oklch */ color: oklch(84.2% 0.185 133.3);

Tailwind

colors: {
  custom: {
    50: '#bbed8f',
    500: '#99e45c',
    950: '#000000',
  },
}

SCSS

$custom: #99e45c;
$custom-light: #bbed8f;
$custom-dark: #000000;

JSON

{
  "hex": "#99e45c",
  "rgb": {
    "r": 153,
    "g": 228,
    "b": 92
  },
  "hsl": {
    "h": 93.088,
    "s": 71.579,
    "l": 62.745
  },
  "oklch": {
    "l": 0.84196,
    "c": 0.18461,
    "h": 133.3
  },
  "luminance": 0.63032
}

Semantic roles & 50–950 ramp

primary

#99E45C

secondary

#7839AB

accent

#12D47D

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12160D

muted

#82857F

Preview Lab

Preview with #99E45C

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

Preview Lab → · Contrast checker → · Palette generator →