#303303#303303

#303303 is a dark, moderate yellow. Relative luminance 0.030; OKLCH L 30.8% C 0.066 H 113.4°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#303303
RGB	rgb(48, 51, 3)
HSL	hsl(64, 89%, 11%)
HSV	hsv(64, 94%, 20%)
CMYK	cmyk(5.9%, 0%, 94.1%, 80%)
CIE-LAB	lab(20.05, -8.33, 26.88)
CIE-LCH	lch(20.05, 28.14, 107.22°)
OKLab	oklab(30.8% -0.0261 0.0605)
OKLCH	oklch(30.8% 0.066 113.4)
XYZ	xyz(2.4193, 3.0027, 0.5383)
Luminance	0.0300 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#303303 #060333

analogous

#331E03 #303303 #183303

triadic

#303303 #033033 #330330

tetradic

#303303 #03331E #060333 #330318

square

#303303 #03331E #060333 #330318

split-complementary

#303303 #031833 #1E0333

monochromatic

#1B1D02 #1B1D02 #303303 #666D06 #9DA70A

Accessibility & contrast

On white

13.12

#303303 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#303303 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #303303

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##303303	#FFFFFF	#000000	##FFFFFF
##303303	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383000

Deuteranopia (green-blind)

#383106

Tritanopia (blue-blind)

#342F2A

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #303303;
/* rgb */ color: rgb(48, 51, 3);
/* oklch */ color: oklch(30.8% 0.066 113.4);

Tailwind

colors: {
  custom: {
    50: '#6a6a49',
    500: '#303303',
    950: '#000000',
  },
}

SCSS

$custom: #303303;
$custom-light: #6a6a49;
$custom-dark: #000000;

JSON

{
  "hex": "#303303",
  "rgb": {
    "r": 48,
    "g": 51,
    "b": 3
  },
  "hsl": {
    "h": 63.75,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.30797,
    "c": 0.06592,
    "h": 113.4
  },
  "luminance": 0.03003
}

Semantic roles & 50–950 ramp

primary

#303303

secondary

#211C76

accent

#29FF36

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#070601

muted

#7A7A77

Preview Lab

Preview with #303303

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

Preview Lab → · Contrast checker → · Palette generator →