#99C634#99C634

#99C634 is a light, vivid yellow-green. Relative luminance 0.474; OKLCH L 76.8% C 0.175 H 125.5°. Best body text is #000000 at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#99C634
RGB	rgb(153, 198, 52)
HSL	hsl(78, 58%, 49%)
HSV	hsv(78, 74%, 78%)
CMYK	cmyk(22.7%, 0%, 73.7%, 22.4%)
CIE-LAB	lab(74.45, -35.10, 63.91)
CIE-LCH	lch(74.45, 72.92, 118.78°)
OKLab	oklab(76.78% -0.1016 0.1422)
OKLCH	oklch(76.78% 0.175 125.5)
XYZ	xyz(33.9510, 47.4079, 10.6101)
Luminance	0.4741 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99C634 #6134C6

analogous

#C6AA34 #99C634 #50C634

triadic

#99C634 #3499C6 #C63499

tetradic

#99C634 #34C6AA #6134C6 #C63450

square

#99C634 #34C6AA #6134C6 #C63450

split-complementary

#99C634 #3450C6 #AA34C6

monochromatic

#4E651B #749627 #99C634 #B2D662 #CAE292

Accessibility & contrast

On white

2.00

#99C634 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.48

#99C634 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99C634

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99C634	#FFFFFF	#000000	##000000
##99C634	1.00	2.00	10.48	10.48
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.48	21.00	1.00	1.00
##000000	10.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B915

Deuteranopia (green-blind)

#CBB642

Tritanopia (blue-blind)

#A0BCAA

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #99c634;
/* rgb */ color: rgb(153, 198, 52);
/* oklch */ color: oklch(76.8% 0.175 125.5);

Tailwind

colors: {
  custom: {
    50: '#bbd776',
    500: '#99c634',
    950: '#000000',
  },
}

SCSS

$custom: #99c634;
$custom-light: #bbd776;
$custom-dark: #000000;

JSON

{
  "hex": "#99c634",
  "rgb": {
    "r": 153,
    "g": 198,
    "b": 52
  },
  "hsl": {
    "h": 78.493,
    "s": 58.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.76782,
    "c": 0.17472,
    "h": 125.5
  },
  "luminance": 0.47408
}

Semantic roles & 50–950 ramp

primary

#99C634

secondary

#9E89CD

accent

#46E276

background

#FBFDF7

surface

#F7FAED

border

#D0D3C8

text

#121409

muted

#81837B

Preview Lab

Preview with #99C634

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

Preview Lab → · Contrast checker → · Palette generator →