#040300

Color #040300

A vivid, highly saturated very dark yellow.

Closest named color Black #000000 · ΔE 1.49 Nearest Tailwind class olive-950 #0c0c09 · ΔE 1.5

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#040300

RGB

rgb(4, 3, 0)

HSL

hsl(45, 100%, 0.8%)

HSV / HSB

hsv(45, 100%, 1.6%)

CMYK

cmyk(0%, 25%, 100%, 98.4%)

LAB

lab(0.82, -0.16, 1.23)

LCH

lch(0.82, 1.24, 97.41)

OKLCH

oklch(9.7%, 0.0201, 99.18)

HWB

hwb(45, 0%, 98.4%)

Harmony colors

Complementary

#000104

Analogous

#040100

#040300

#030400

Triadic

#040300

#000403

#030004

Split-complementary

#040300

#000304

#010004

Tetradic

#040300

#010400

#000104

#030004

Square

#040300

#000401

#000104

#040003

Shades

Color #040300 mixed toward black.

#030300

#030200

#020200

#010100

Tints

Color #040300 mixed toward white.

#584200

#ad8200

#ffc002

#ffd556

#ffeaab

Tones

Color #040300 mixed toward gray.

#040300

#030301

#030201

#020202

Accessibility

Aa White text on this color

20.62:1

Aa Black text on this color

1.02:1

White text reads better on this background (20.62:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#040401 · ΔE 0.4

Deuteranopia

#040401 · ΔE 0.4

Tritanopia

#040101 · ΔE 1.7

Achromatopsia

#030303 · ΔE 1.2

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #040300;

Tailwind (arbitrary value)

bg-[#040300]

Related colors

Goldenrod #daa520

Dark Goldenrod #b8860b

Cornsilk #fff8dc

Floral White #fffaf0

Gold #ffd700

Old Lace #fdf5e6

Frequently asked questions

#040300 (#040300) is rgb(4, 3, 0) in RGB.

No, #040300 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #040300, or check how it holds up for accessibility.

Generate a palette → Check contrast