#99E54D#99E54D

#99E54D is a very light, vivid yellow-green. Relative luminance 0.633; OKLCH L 84.3% C 0.197 H 132.2°. Best body text is #000000 at 13.67:1 contrast (WCAG AA passes).

Color values

HEX	#99E54D
RGB	rgb(153, 229, 77)
HSL	hsl(90, 75%, 60%)
HSV	hsv(90, 66%, 90%)
CMYK	cmyk(33.2%, 0%, 66.4%, 10.2%)
CIE-LAB	lab(83.62, -47.08, 64.05)
CIE-LCH	lch(83.62, 79.50, 126.32°)
OKLab	oklab(84.29% -0.1323 0.146)
OKLCH	oklch(84.29% 0.197 132.2)
XYZ	xyz(42.4952, 63.3451, 17.0076)
Luminance	0.6335 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E54D #994DE5

analogous

#E5E54D #99E54D #4DE54D

triadic

#99E54D #4D99E5 #E54D99

tetradic

#99E54D #4DE5E5 #994DE5 #E54D4D

square

#99E54D #4DE5E5 #994DE5 #E54D4D

split-complementary

#99E54D #4D4DE5 #E54DE5

monochromatic

#5CA017 #7AD61F #99E54D #B8ED82 #D6F5B8

Accessibility & contrast

On white

1.54

#99E54D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.67

#99E54D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E54D

13.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E54D	#FFFFFF	#000000	##000000
##99E54D	1.00	1.54	13.67	13.67
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.67	21.00	1.00	1.00
##000000	13.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EED438

Deuteranopia (green-blind)

#E4CE5A

Tritanopia (blue-blind)

#9BDCC6

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #99e54d;
/* rgb */ color: rgb(153, 229, 77);
/* oklch */ color: oklch(84.3% 0.197 132.2);

Tailwind

colors: {
  custom: {
    50: '#bced86',
    500: '#99e54d',
    950: '#000000',
  },
}

SCSS

$custom: #99e54d;
$custom-light: #bced86;
$custom-dark: #000000;

JSON

{
  "hex": "#99e54d",
  "rgb": {
    "r": 153,
    "g": 229,
    "b": 77
  },
  "hsl": {
    "h": 90,
    "s": 74.51,
    "l": 60
  },
  "oklch": {
    "l": 0.84291,
    "c": 0.19705,
    "h": 132.2
  },
  "luminance": 0.63347
}

Semantic roles & 50–950 ramp

primary

#99E54D

secondary

#6B33A3

accent

#37F194

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12160C

muted

#82857F

Preview Lab

Preview with #99E54D

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

Preview Lab → · Contrast checker → · Palette generator →