#99F55E#99F55E

#99F55E is a very light, highly saturated yellow-green. Relative luminance 0.729; OKLCH L 88.2% C 0.205 H 135.2°. Best body text is #000000 at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#99F55E
RGB	rgb(153, 245, 94)
HSL	hsl(97, 88%, 66%)
HSV	hsv(97, 62%, 96%)
CMYK	cmyk(37.6%, 0%, 61.6%, 3.9%)
CIE-LAB	lab(88.39, -52.32, 62.38)
CIE-LCH	lch(88.39, 81.42, 129.99°)
OKLab	oklab(88.22% -0.1454 0.1445)
OKLCH	oklch(88.22% 0.205 135.2)
XYZ	xyz(47.8086, 72.8829, 22.1363)
Luminance	0.7288 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 0.67

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F55E #BA5EF5

analogous

#E5F55E #99F55E #5EF56F

triadic

#99F55E #5E99F5 #F55E99

tetradic

#99F55E #5EE5F5 #BA5EF5 #F56F5E

square

#99F55E #5EE5F5 #BA5EF5 #F56F5E

split-complementary

#99F55E #6F5EF5 #F55EE5

monochromatic

#57CC0D #74F124 #99F55E #BEF998 #E2FCD1

Accessibility & contrast

On white

1.35

#99F55E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.58

#99F55E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F55E

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F55E	#FFFFFF	#000000	##000000
##99F55E	1.00	1.35	15.58	15.58
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.58	21.00	1.00	1.00
##000000	15.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FEE34C

Deuteranopia (green-blind)

#F1DB6A

Tritanopia (blue-blind)

#97ECD5

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #99f55e;
/* rgb */ color: rgb(153, 245, 94);
/* oklch */ color: oklch(88.2% 0.205 135.2);

Tailwind

colors: {
  custom: {
    50: '#bcf991',
    500: '#99f55e',
    950: '#000000',
  },
}

SCSS

$custom: #99f55e;
$custom-light: #bcf991;
$custom-dark: #000000;

JSON

{
  "hex": "#99f55e",
  "rgb": {
    "r": 153,
    "g": 245,
    "b": 94
  },
  "hsl": {
    "h": 96.556,
    "s": 88.304,
    "l": 66.471
  },
  "oklch": {
    "l": 0.88224,
    "c": 0.20495,
    "h": 135.2
  },
  "luminance": 0.72885
}

Semantic roles & 50–950 ramp

primary

#99F55E

secondary

#8C2FC8

accent

#01E58C

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99F55E

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

Preview Lab → · Contrast checker → · Palette generator →