#99F658#99F658

#99F658 is a very light, highly saturated yellow-green. Relative luminance 0.734; OKLCH L 88.4% C 0.211 H 134.8°. Best body text is #000000 at 15.68:1 contrast (WCAG AA passes).

Color values

HEX	#99F658
RGB	rgb(153, 246, 88)
HSL	hsl(95, 90%, 65%)
HSV	hsv(95, 64%, 96%)
CMYK	cmyk(37.8%, 0%, 64.2%, 3.5%)
CIE-LAB	lab(88.63, -53.23, 65.08)
CIE-LCH	lch(88.63, 84.08, 129.28°)
OKLab	oklab(88.4% -0.1483 0.1495)
OKLCH	oklch(88.4% 0.211 134.8)
XYZ	xyz(47.8531, 73.3861, 20.8742)
Luminance	0.7339 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99F658 #B558F6

analogous

#E8F658 #99F658 #58F666

triadic

#99F658 #5899F6 #F65899

tetradic

#99F658 #58E8F6 #B558F6 #F66658

square

#99F658 #58E8F6 #B558F6 #F66658

split-complementary

#99F658 #6658F6 #F658E8

monochromatic

#59C90B #76F31E #99F658 #BCF992 #E0FCCC

Accessibility & contrast

On white

1.34

#99F658 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.68

#99F658 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99F658

15.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99F658	#FFFFFF	#000000	##000000
##99F658	1.00	1.34	15.68	15.68
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.68	21.00	1.00	1.00
##000000	15.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE344

Deuteranopia (green-blind)

#F2DC65

Tritanopia (blue-blind)

#98EDD5

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #99f658;
/* rgb */ color: rgb(153, 246, 88);
/* oklch */ color: oklch(88.4% 0.211 134.8);

Tailwind

colors: {
  custom: {
    50: '#bdfa8e',
    500: '#99f658',
    950: '#000000',
  },
}

SCSS

$custom: #99f658;
$custom-light: #bdfa8e;
$custom-dark: #000000;

JSON

{
  "hex": "#99f658",
  "rgb": {
    "r": 153,
    "g": 246,
    "b": 88
  },
  "hsl": {
    "h": 95.316,
    "s": 89.773,
    "l": 65.49
  },
  "oklch": {
    "l": 0.88404,
    "c": 0.21056,
    "h": 134.8
  },
  "luminance": 0.73388
}

Semantic roles & 50–950 ramp

primary

#99F658

secondary

#872DC5

accent

#00E687

background

#FDFFFC

surface

#F9FFF4

border

#D2D7CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #99F658

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

Preview Lab → · Contrast checker → · Palette generator →