#99ED59#99ED59

#99ED59 is a very light, vivid yellow-green. Relative luminance 0.681; OKLCH L 86.3% C 0.199 H 134.0°. Best body text is #000000 at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#99ED59
RGB	rgb(153, 237, 89)
HSL	hsl(94, 80%, 64%)
HSV	hsv(94, 62%, 93%)
CMYK	cmyk(35.4%, 0%, 62.4%, 7.1%)
CIE-LAB	lab(86.04, -49.47, 61.85)
CIE-LCH	lch(86.04, 79.20, 128.65°)
OKLab	oklab(86.29% -0.1379 0.1428)
OKLCH	oklch(86.29% 0.199 134)
XYZ	xyz(45.2234, 68.0600, 20.2033)
Luminance	0.6806 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99ED59 #AD59ED

analogous

#E3ED59 #99ED59 #59ED63

triadic

#99ED59 #5999ED #ED5999

tetradic

#99ED59 #59E3ED #AD59ED #ED6359

square

#99ED59 #59E3ED #AD59ED #ED6359

split-complementary

#99ED59 #6359ED #ED59E3

monochromatic

#5BB814 #77E722 #99ED59 #BBF390 #DDF9C7

Accessibility & contrast

On white

1.44

#99ED59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.61

#99ED59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99ED59

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99ED59	#FFFFFF	#000000	##000000
##99ED59	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)

#F6DC47

Deuteranopia (green-blind)

#EAD565

Tritanopia (blue-blind)

#99E4CE

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #99ed59;
/* rgb */ color: rgb(153, 237, 89);
/* oklch */ color: oklch(86.3% 0.199 134.0);

Tailwind

colors: {
  custom: {
    50: '#bcf38e',
    500: '#99ed59',
    950: '#000000',
  },
}

SCSS

$custom: #99ed59;
$custom-light: #bcf38e;
$custom-dark: #000000;

JSON

{
  "hex": "#99ed59",
  "rgb": {
    "r": 153,
    "g": 237,
    "b": 89
  },
  "hsl": {
    "h": 94.054,
    "s": 80.435,
    "l": 63.922
  },
  "oklch": {
    "l": 0.86288,
    "c": 0.19854,
    "h": 134
  },
  "luminance": 0.68062
}

Semantic roles & 50–950 ramp

primary

#99ED59

secondary

#7E33B7

accent

#09DD81

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99ED59

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

Preview Lab → · Contrast checker → · Palette generator →