#99E548#99E548

#99E548 is a very light, highly saturated yellow-green. Relative luminance 0.633; OKLCH L 84.3% C 0.200 H 131.8°. Best body text is #000000 at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#99E548
RGB	rgb(153, 229, 72)
HSL	hsl(89, 75%, 59%)
HSV	hsv(89, 69%, 90%)
CMYK	cmyk(33.2%, 0%, 68.6%, 10.2%)
CIE-LAB	lab(83.59, -47.44, 65.92)
CIE-LCH	lch(83.59, 81.21, 125.74°)
OKLab	oklab(84.25% -0.1337 0.1493)
OKLCH	oklch(84.25% 0.2 131.8)
XYZ	xyz(42.3254, 63.2772, 16.1133)
Luminance	0.6328 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99E548 #9448E5

analogous

#E5E348 #99E548 #4BE548

triadic

#99E548 #4899E5 #E54899

tetradic

#99E548 #48E5E3 #9448E5 #E5484B

square

#99E548 #48E5E3 #9448E5 #E5484B

split-complementary

#99E548 #484BE5 #E348E5

monochromatic

#5B9C16 #7BD21E #99E548 #B7ED7E #D5F4B3

Accessibility & contrast

On white

1.54

#99E548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.66

#99E548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99E548

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99E548	#FFFFFF	#000000	##000000
##99E548	1.00	1.54	13.66	13.66
#FFFFFF	1.54	1.00	21.00	21.00
#000000	13.66	21.00	1.00	1.00
##000000	13.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD430

Deuteranopia (green-blind)

#E4CE56

Tritanopia (blue-blind)

#9BDCC6

Achromatopsia (no color)

#D0D0D0

Design tokens & code

CSS

--color: #99e548;
/* rgb */ color: rgb(153, 229, 72);
/* oklch */ color: oklch(84.3% 0.200 131.8);

Tailwind

colors: {
  custom: {
    50: '#bced83',
    500: '#99e548',
    950: '#000000',
  },
}

SCSS

$custom: #99e548;
$custom-light: #bced83;
$custom-dark: #000000;

JSON

{
  "hex": "#99e548",
  "rgb": {
    "r": 153,
    "g": 229,
    "b": 72
  },
  "hsl": {
    "h": 89.045,
    "s": 75.12,
    "l": 59.02
  },
  "oklch": {
    "l": 0.8425,
    "c": 0.20037,
    "h": 131.8
  },
  "luminance": 0.63279
}

Semantic roles & 50–950 ramp

primary

#99E548

secondary

#6732A0

accent

#36F291

background

#FDFFFB

surface

#F9FEF2

border

#D2D6CC

text

#12160B

muted

#82857E

Preview Lab

Preview with #99E548

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

Preview Lab → · Contrast checker → · Palette generator →