#99DA59#99DA59

#99DA59 is a light, vivid yellow-green. Relative luminance 0.576; OKLCH L 81.8% C 0.174 H 131.7°. Best body text is #000000 at 12.53:1 contrast (WCAG AA passes).

Color values

HEX	#99DA59
RGB	rgb(153, 218, 89)
HSL	hsl(90, 64%, 60%)
HSV	hsv(90, 59%, 85%)
CMYK	cmyk(29.8%, 0%, 59.2%, 14.5%)
CIE-LAB	lab(80.54, -41.37, 55.74)
CIE-LCH	lch(80.54, 69.41, 126.59°)
OKLab	oklab(81.81% -0.1157 0.1298)
OKLCH	oklch(81.81% 0.174 131.7)
XYZ	xyz(40.0109, 57.6351, 18.4659)
Luminance	0.5764 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99DA59 #9A59DA

analogous

#D9DA59 #99DA59 #59DA5A

triadic

#99DA59 #5999DA #DA5999

tetradic

#99DA59 #59D9DA #9A59DA #DA5A59

square

#99DA59 #59D9DA #9A59DA #DA5A59

split-complementary

#99DA59 #5A59DA #DA59D9

monochromatic

#5C9722 #7AC92D #99DA59 #B8E58B #D7F0BD

Accessibility & contrast

On white

1.68

#99DA59 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.53

#99DA59 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99DA59

12.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99DA59	#FFFFFF	#000000	##000000
##99DA59	1.00	1.68	12.53	12.53
#FFFFFF	1.68	1.00	21.00	21.00
#000000	12.53	21.00	1.00	1.00
##000000	12.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3CB4B

Deuteranopia (green-blind)

#DAC662

Tritanopia (blue-blind)

#9BD2BE

Achromatopsia (no color)

#C8C8C8

Design tokens & code

CSS

--color: #99da59;
/* rgb */ color: rgb(153, 218, 89);
/* oklch */ color: oklch(81.8% 0.174 131.7);

Tailwind

colors: {
  custom: {
    50: '#bbe68c',
    500: '#99da59',
    950: '#000000',
  },
}

SCSS

$custom: #99da59;
$custom-light: #bbe68c;
$custom-dark: #000000;

JSON

{
  "hex": "#99da59",
  "rgb": {
    "r": 153,
    "g": 218,
    "b": 89
  },
  "hsl": {
    "h": 90.233,
    "s": 63.547,
    "l": 60.196
  },
  "oklch": {
    "l": 0.8181,
    "c": 0.17389,
    "h": 131.7
  },
  "luminance": 0.57636
}

Semantic roles & 50–950 ramp

primary

#99DA59

secondary

#6C3C9B

accent

#1ACB73

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#12160C

muted

#82847F

Preview Lab

Preview with #99DA59

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

Preview Lab → · Contrast checker → · Palette generator →