#99ED57#99ED57

#99ED57 is a very light, highly saturated yellow-green. Relative luminance 0.680; OKLCH L 86.3% C 0.200 H 133.8°. Best body text is #000000 at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#99ED57
RGB	rgb(153, 237, 87)
HSL	hsl(94, 81%, 64%)
HSV	hsv(94, 63%, 93%)
CMYK	cmyk(35.4%, 0%, 63.3%, 7.1%)
CIE-LAB	lab(86.02, -49.64, 62.65)
CIE-LCH	lch(86.02, 79.93, 128.39°)
OKLab	oklab(86.27% -0.1385 0.1443)
OKLCH	oklch(86.27% 0.2 133.8)
XYZ	xyz(45.1405, 68.0268, 19.7670)
Luminance	0.6803 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99ED57 #AB57ED

analogous

#E4ED57 #99ED57 #57ED60

triadic

#99ED57 #5799ED #ED5799

tetradic

#99ED57 #57E4ED #AB57ED #ED6057

square

#99ED57 #57E4ED #AB57ED #ED6057

split-complementary

#99ED57 #6057ED #ED57E4

monochromatic

#5BB614 #77E720 #99ED57 #BBF38E #DCF9C6

Accessibility & contrast

On white

1.44

#99ED57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.61

#99ED57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99ED57

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99ED57	#FFFFFF	#000000	##000000
##99ED57	1.00	1.44	14.61	14.61
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.61	21.00	1.00	1.00
##000000	14.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6DB44

Deuteranopia (green-blind)

#EAD563

Tritanopia (blue-blind)

#99E4CE

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #99ed57;
/* rgb */ color: rgb(153, 237, 87);
/* oklch */ color: oklch(86.3% 0.200 133.8);

Tailwind

colors: {
  custom: {
    50: '#bcf38c',
    500: '#99ed57',
    950: '#000000',
  },
}

SCSS

$custom: #99ed57;
$custom-light: #bcf38c;
$custom-dark: #000000;

JSON

{
  "hex": "#99ed57",
  "rgb": {
    "r": 153,
    "g": 237,
    "b": 87
  },
  "hsl": {
    "h": 93.6,
    "s": 80.645,
    "l": 63.529
  },
  "oklch": {
    "l": 0.86269,
    "c": 0.20001,
    "h": 133.8
  },
  "luminance": 0.68029
}

Semantic roles & 50–950 ramp

primary

#99ED57

secondary

#7C33B6

accent

#09DD7F

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99ED57

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

Preview Lab → · Contrast checker → · Palette generator →