#99A018#99A018

#99A018 is a light, vivid yellow. Relative luminance 0.320; OKLCH L 67.8% C 0.145 H 112.9°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#99A018
RGB	rgb(153, 160, 24)
HSL	hsl(63, 74%, 36%)
HSV	hsv(63, 85%, 63%)
CMYK	cmyk(4.4%, 0%, 85%, 37.3%)
CIE-LAB	lab(63.33, -17.88, 62.07)
CIE-LCH	lch(63.33, 64.59, 106.07°)
OKLab	oklab(67.77% -0.0564 0.1335)
OKLCH	oklch(67.77% 0.145 112.9)
XYZ	xyz(25.8734, 31.9805, 5.6739)
Luminance	0.3198 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99A018 #1F18A0

analogous

#A06318 #99A018 #55A018

triadic

#99A018 #1899A0 #A01899

tetradic

#99A018 #18A063 #1F18A0 #A01855

square

#99A018 #18A063 #1F18A0 #A01855

split-complementary

#99A018 #1855A0 #6318A0

monochromatic

#333608 #666B10 #99A018 #CCD520 #DDE44E

Accessibility & contrast

On white

2.84

#99A018 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#99A018 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99A018

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99A018	#FFFFFF	#000000	##000000
##99A018	1.00	2.84	7.40	7.40
#FFFFFF	2.84	1.00	21.00	21.00
#000000	7.40	21.00	1.00	1.00
##000000	7.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AD9800

Deuteranopia (green-blind)

#AD9B27

Tritanopia (blue-blind)

#A49688

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #99a018;
/* rgb */ color: rgb(153, 160, 24);
/* oklch */ color: oklch(67.8% 0.145 112.9);

Tailwind

colors: {
  custom: {
    50: '#bbbb65',
    500: '#99a018',
    950: '#000000',
  },
}

SCSS

$custom: #99a018;
$custom-light: #bbbb65;
$custom-dark: #000000;

JSON

{
  "hex": "#99a018",
  "rgb": {
    "r": 153,
    "g": 160,
    "b": 24
  },
  "hsl": {
    "h": 63.088,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.67774,
    "c": 0.14493,
    "h": 112.9
  },
  "luminance": 0.3198
}

Semantic roles & 50–950 ramp

primary

#99A018

secondary

#544DC6

accent

#37F141

background

#FCFBF6

surface

#F8F6EB

border

#D1D0C6

text

#121106

muted

#81807A

Preview Lab

Preview with #99A018

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

Preview Lab → · Contrast checker → · Palette generator →