#999D21#999D21

#999D21 is a light, vivid yellow. Relative luminance 0.310; OKLCH L 67.1% C 0.138 H 111.5°. Best body text is #000000 at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#999D21
RGB	rgb(153, 157, 33)
HSL	hsl(62, 65%, 37%)
HSV	hsv(62, 79%, 62%)
CMYK	cmyk(2.5%, 0%, 79%, 38.4%)
CIE-LAB	lab(62.50, -16.03, 58.91)
CIE-LCH	lch(62.50, 61.05, 105.22°)
OKLab	oklab(67.13% -0.0506 0.1283)
OKLCH	oklch(67.13% 0.138 111.5)
XYZ	xyz(25.4692, 30.9967, 6.0799)
Luminance	0.3100 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#999D21 #25219D

analogous

#9D6321 #999D21 #5B9D21

triadic

#999D21 #21999D #9D2199

tetradic

#999D21 #219D63 #25219D #9D215B

square

#999D21 #219D63 #25219D #9D215B

split-complementary

#999D21 #215B9D #63219D

monochromatic

#36380C #686A16 #999D21 #CAD02C #D9DD5C

Accessibility & contrast

On white

2.92

#999D21 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.20

#999D21 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #999D21

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##999D21	#FFFFFF	#000000	##000000
##999D21	1.00	2.92	7.20	7.20
#FFFFFF	2.92	1.00	21.00	21.00
#000000	7.20	21.00	1.00	1.00
##000000	7.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AA9600

Deuteranopia (green-blind)

#AA992C

Tritanopia (blue-blind)

#A49386

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #999d21;
/* rgb */ color: rgb(153, 157, 33);
/* oklch */ color: oklch(67.1% 0.138 111.5);

Tailwind

colors: {
  custom: {
    50: '#bbb968',
    500: '#999d21',
    950: '#000000',
  },
}

SCSS

$custom: #999d21;
$custom-light: #bbb968;
$custom-dark: #000000;

JSON

{
  "hex": "#999d21",
  "rgb": {
    "r": 153,
    "g": 157,
    "b": 33
  },
  "hsl": {
    "h": 61.935,
    "s": 65.263,
    "l": 37.255
  },
  "oklch": {
    "l": 0.67127,
    "c": 0.13796,
    "h": 111.5
  },
  "luminance": 0.30996
}

Semantic roles & 50–950 ramp

primary

#999D21

secondary

#5C59C1

accent

#40E845

background

#FBFBF6

surface

#F7F6EB

border

#D0D0C6

text

#121107

muted

#81807A

Preview Lab

Preview with #999D21

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

Preview Lab → · Contrast checker → · Palette generator →