#99B023#99B023

#99B023 is a light, vivid yellow. Relative luminance 0.379; OKLCH L 71.5% C 0.158 H 119.0°. Best body text is #000000 at 8.59:1 contrast (WCAG AA passes).

Color values

HEX	#99B023
RGB	rgb(153, 176, 35)
HSL	hsl(70, 67%, 41%)
HSV	hsv(70, 80%, 69%)
CMYK	cmyk(13.1%, 0%, 80.1%, 31%)
CIE-LAB	lab(67.98, -25.51, 63.22)
CIE-LCH	lch(67.98, 68.17, 111.97°)
OKLab	oklab(71.53% -0.0766 0.1379)
OKLCH	oklch(71.53% 0.158 119)
XYZ	xyz(28.9662, 37.9445, 7.3879)
Luminance	0.3794 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#99B023 #3A23B0

analogous

#B08123 #99B023 #53B023

triadic

#99B023 #2399B0 #B02399

tetradic

#99B023 #23B081 #3A23B0 #B02353

square

#99B023 #23B081 #3A23B0 #B02353

split-complementary

#99B023 #2353B0 #8123B0

monochromatic

#404A0F #6D7D19 #99B023 #BED839 #CEE26C

Accessibility & contrast

On white

2.45

#99B023 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.59

#99B023 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #99B023

8.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##99B023	#FFFFFF	#000000	##000000
##99B023	1.00	2.45	8.59	8.59
#FFFFFF	2.45	1.00	21.00	21.00
#000000	8.59	21.00	1.00	1.00
##000000	8.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA600

Deuteranopia (green-blind)

#B9A631

Tritanopia (blue-blind)

#A2A696

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #99b023;
/* rgb */ color: rgb(153, 176, 35);
/* oklch */ color: oklch(71.5% 0.158 119.0);

Tailwind

colors: {
  custom: {
    50: '#bbc76b',
    500: '#99b023',
    950: '#000000',
  },
}

SCSS

$custom: #99b023;
$custom-light: #bbc76b;
$custom-dark: #000000;

JSON

{
  "hex": "#99b023",
  "rgb": {
    "r": 153,
    "g": 176,
    "b": 35
  },
  "hsl": {
    "h": 69.787,
    "s": 66.825,
    "l": 41.373
  },
  "oklch": {
    "l": 0.71527,
    "c": 0.15773,
    "h": 119
  },
  "luminance": 0.37944
}

Semantic roles & 50–950 ramp

primary

#99B023

secondary

#7767C8

accent

#3EEA5A

background

#FBFCF6

surface

#F7F8EC

border

#D0D1C7

text

#121307

muted

#81827A

Preview Lab

Preview with #99B023

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

Preview Lab → · Contrast checker → · Palette generator →