#99BB3D#99BB3D

#99BB3D is a light, vivid yellow-green. Relative luminance 0.426; OKLCH L 74.3% C 0.155 H 123.2°. Best body text is #000000 at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#99BB3D
RGB	rgb(153, 187, 61)
HSL	hsl(76, 51%, 49%)
HSV	hsv(76, 67%, 73%)
CMYK	cmyk(18.2%, 0%, 67.4%, 26.7%)
CIE-LAB	lab(71.32, -29.44, 57.47)
CIE-LCH	lch(71.32, 64.57, 117.12°)
OKLab	oklab(74.27% -0.0852 0.13)
OKLCH	oklch(74.27% 0.155 123.2)
XYZ	xyz(31.7498, 42.6497, 10.9735)
Luminance	0.4265 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99BB3D #5F3DBB

analogous

#BB9E3D #99BB3D #5ABB3D

triadic

#99BB3D #3D99BB #BB3D99

tetradic

#99BB3D #3DBB9E #5F3DBB #BB3D5A

square

#99BB3D #3DBB9E #5F3DBB #BB3D5A

split-complementary

#99BB3D #3D5ABB #9E3DBB

monochromatic

#4D5F1F #738D2E #99BB3D #B2CE68 #CADD96

Accessibility & contrast

On white

2.20

#99BB3D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.53

#99BB3D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99BB3D

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99BB3D	#FFFFFF	#000000	##000000
##99BB3D	1.00	2.20	9.53	9.53
#FFFFFF	2.20	1.00	21.00	21.00
#000000	9.53	21.00	1.00	1.00
##000000	9.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6B02B

Deuteranopia (green-blind)

#C1AE47

Tritanopia (blue-blind)

#A0B2A2

Achromatopsia (no color)

#AFAFAF

Design tokens & code

CSS

--color: #99bb3d;
/* rgb */ color: rgb(153, 187, 61);
/* oklch */ color: oklch(74.3% 0.155 123.2);

Tailwind

colors: {
  custom: {
    50: '#bacf79',
    500: '#99bb3d',
    950: '#000000',
  },
}

SCSS

$custom: #99bb3d;
$custom-light: #bacf79;
$custom-dark: #000000;

JSON

{
  "hex": "#99bb3d",
  "rgb": {
    "r": 153,
    "g": 187,
    "b": 61
  },
  "hsl": {
    "h": 76.19,
    "s": 50.806,
    "l": 48.627
  },
  "oklch": {
    "l": 0.74267,
    "c": 0.15546,
    "h": 123.2
  },
  "luminance": 0.4265
}

Semantic roles & 50–950 ramp

primary

#99BB3D

secondary

#9C8CC8

accent

#4EDA73

background

#FBFCF7

surface

#F7F9EE

border

#D0D2C9

text

#12130A

muted

#81827C

Preview Lab

Preview with #99BB3D

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

Preview Lab → · Contrast checker → · Palette generator →