#99AA28#99AA28

#99AA28 is a light, vivid yellow. Relative luminance 0.357; OKLCH L 70.2% C 0.148 H 117.0°. Best body text is #000000 at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#99AA28
RGB	rgb(153, 170, 40)
HSL	hsl(68, 62%, 41%)
HSV	hsv(68, 76%, 67%)
CMYK	cmyk(10%, 0%, 76.5%, 33.3%)
CIE-LAB	lab(66.27, -22.34, 60.14)
CIE-LCH	lch(66.27, 64.16, 110.38°)
OKLab	oklab(70.16% -0.0675 0.1322)
OKLCH	oklch(70.16% 0.148 117)
XYZ	xyz(27.8953, 35.6753, 7.4236)
Luminance	0.3568 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99AA28 #3928AA

analogous

#AA7A28 #99AA28 #58AA28

triadic

#99AA28 #2899AA #AA2899

tetradic

#99AA28 #28AA7A #3928AA #AA2858

square

#99AA28 #28AA7A #3928AA #AA2858

split-complementary

#99AA28 #2858AA #7A28AA

monochromatic

#404711 #6C781C #99AA28 #BED23E #CFDD6F

Accessibility & contrast

On white

2.58

#99AA28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.14

#99AA28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99AA28

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99AA28	#FFFFFF	#000000	##000000
##99AA28	1.00	2.58	8.14	8.14
#FFFFFF	2.58	1.00	21.00	21.00
#000000	8.14	21.00	1.00	1.00
##000000	8.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B6A106

Deuteranopia (green-blind)

#B4A234

Tritanopia (blue-blind)

#A3A092

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #99aa28;
/* rgb */ color: rgb(153, 170, 40);
/* oklch */ color: oklch(70.2% 0.148 117.0);

Tailwind

colors: {
  custom: {
    50: '#bbc36d',
    500: '#99aa28',
    950: '#000000',
  },
}

SCSS

$custom: #99aa28;
$custom-light: #bbc36d;
$custom-dark: #000000;

JSON

{
  "hex": "#99aa28",
  "rgb": {
    "r": 153,
    "g": 170,
    "b": 40
  },
  "hsl": {
    "h": 67.846,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.7016,
    "c": 0.14844,
    "h": 117
  },
  "luminance": 0.35675
}

Semantic roles & 50–950 ramp

primary

#99AA28

secondary

#766AC4

accent

#43E558

background

#FBFBF6

surface

#F7F7EC

border

#D0D0C7

text

#121208

muted

#81817B

Preview Lab

Preview with #99AA28

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

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