#99EA5B#99EA5B

#99EA5B is a very light, vivid yellow-green. Relative luminance 0.664; OKLCH L 85.6% C 0.193 H 133.9°. Best body text is #000000 at 14.27:1 contrast (WCAG AA passes).

Color values

HEX	#99EA5B
RGB	rgb(153, 234, 91)
HSL	hsl(94, 77%, 64%)
HSV	hsv(94, 61%, 92%)
CMYK	cmyk(34.6%, 0%, 61.1%, 8.2%)
CIE-LAB	lab(85.19, -48.05, 60.08)
CIE-LCH	lch(85.19, 76.93, 128.65°)
OKLab	oklab(85.6% -0.1339 0.1393)
OKLCH	oklch(85.6% 0.193 133.9)
XYZ	xyz(44.4472, 66.3714, 20.3646)
Luminance	0.6637 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99EA5B #AC5BEA

analogous

#E0EA5B #99EA5B #5BEA64

triadic

#99EA5B #5B99EA #EA5B99

tetradic

#99EA5B #5BE0EA #AC5BEA #EA645B

square

#99EA5B #5BE0EA #AC5BEA #EA645B

split-complementary

#99EA5B #645BEA #EA5BE0

monochromatic

#5BB417 #77E325 #99EA5B #BBF191 #DCF8C8

Accessibility & contrast

On white

1.47

#99EA5B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.27

#99EA5B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99EA5B

14.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99EA5B	#FFFFFF	#000000	##000000
##99EA5B	1.00	1.47	14.27	14.27
#FFFFFF	1.47	1.00	21.00	21.00
#000000	14.27	21.00	1.00	1.00
##000000	14.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3D94A

Deuteranopia (green-blind)

#E7D266

Tritanopia (blue-blind)

#99E1CC

Achromatopsia (no color)

#D5D5D5

Design tokens & code

CSS

--color: #99ea5b;
/* rgb */ color: rgb(153, 234, 91);
/* oklch */ color: oklch(85.6% 0.193 133.9);

Tailwind

colors: {
  custom: {
    50: '#bcf18f',
    500: '#99ea5b',
    950: '#000000',
  },
}

SCSS

$custom: #99ea5b;
$custom-light: #bcf18f;
$custom-dark: #000000;

JSON

{
  "hex": "#99ea5b",
  "rgb": {
    "r": 153,
    "g": 234,
    "b": 91
  },
  "hsl": {
    "h": 93.986,
    "s": 77.297,
    "l": 63.725
  },
  "oklch": {
    "l": 0.856,
    "c": 0.19319,
    "h": 133.9
  },
  "luminance": 0.66373
}

Semantic roles & 50–950 ramp

primary

#99EA5B

secondary

#7D36B4

accent

#0CDA80

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#12170D

muted

#82857F

Preview Lab

Preview with #99EA5B

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

Preview Lab → · Contrast checker → · Palette generator →