#99A01B#99A01B

#99A01B is a light, vivid yellow. Relative luminance 0.320; OKLCH L 67.8% C 0.144 H 112.9°. Best body text is #000000 at 7.40:1 contrast (WCAG AA passes).

Color values

HEX	#99A01B
RGB	rgb(153, 160, 27)
HSL	hsl(63, 71%, 37%)
HSV	hsv(63, 83%, 63%)
CMYK	cmyk(4.4%, 0%, 83.1%, 37.3%)
CIE-LAB	lab(63.34, -17.79, 61.33)
CIE-LCH	lch(63.34, 63.86, 106.17°)
OKLab	oklab(67.79% -0.0559 0.1325)
OKLCH	oklch(67.79% 0.144 112.9)
XYZ	xyz(25.9064, 31.9937, 5.8474)
Luminance	0.3199 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99A01B #221BA0

analogous

#A0651B #99A01B #57A01B

triadic

#99A01B #1B99A0 #A01B99

tetradic

#99A01B #1BA065 #221BA0 #A01B57

square

#99A01B #1BA065 #221BA0 #A01B57

split-complementary

#99A01B #1B57A0 #651BA0

monochromatic

#353709 #676C12 #99A01B #CBD424 #DBE253

Accessibility & contrast

On white

2.84

#99A01B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.40

#99A01B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99A01B

7.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99A01B	#FFFFFF	#000000	##000000
##99A01B	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)

#AD9B29

Tritanopia (blue-blind)

#A49688

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #99a01b;
/* rgb */ color: rgb(153, 160, 27);
/* oklch */ color: oklch(67.8% 0.144 112.9);

Tailwind

colors: {
  custom: {
    50: '#bbbb66',
    500: '#99a01b',
    950: '#000000',
  },
}

SCSS

$custom: #99a01b;
$custom-light: #bbbb66;
$custom-dark: #000000;

JSON

{
  "hex": "#99a01b",
  "rgb": {
    "r": 153,
    "g": 160,
    "b": 27
  },
  "hsl": {
    "h": 63.158,
    "s": 71.123,
    "l": 36.667
  },
  "oklch": {
    "l": 0.67786,
    "c": 0.14377,
    "h": 112.9
  },
  "luminance": 0.31993
}

Semantic roles & 50–950 ramp

primary

#99A01B

secondary

#5852C5

accent

#3AEE43

background

#FBFBF6

surface

#F7F6EB

border

#D0D0C6

text

#121106

muted

#81807A

Preview Lab

Preview with #99A01B

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

Preview Lab → · Contrast checker → · Palette generator →