#040c01

Color #040c01

A vivid, highly saturated very dark green.

Closest named color Black #000000 · ΔE 5.69 Nearest Tailwind class olive-950 #0c0c09 · ΔE 4.6

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

Conversions

HEX

#040c01

RGB

rgb(4, 12, 1)

HSL

hsl(103.6, 84.6%, 2.5%)

HSV / HSB

hsv(103.6, 91.7%, 4.7%)

CMYK

cmyk(66.7%, 0%, 91.7%, 95.3%)

LAB

lab(2.63, -3.67, 3.46)

LCH

lch(2.63, 5.04, 136.69)

OKLCH

oklch(14%, 0.0347, 134.65)

HWB

hwb(103.6, 0.4%, 95.3%)

Harmony colors

Complementary

#09010c

Analogous

#090c01

#040c01

#010c03

Triadic

#040c01

#01040c

#0c0104

Split-complementary

#040c01

#03010c

#0c0109

Tetradic

#040c01

#010c09

#09010c

#0c0104

Square

#040c01

#01090c

#09010c

#0c0301

Shades

Color #040c01 mixed toward black.

#030a01

#030801

#020600

#010400

#010200

Tints

Color #040c01 mixed toward white.

#1d5807

#37a50e

#53ec1a

#8cf266

#c6f9b3

Tones

Color #040c01 mixed toward gray.

#040b02

#050a03

#050904

#060805

#060705

Accessibility

Aa White text on this color

19.85:1

Aa Black text on this color

1.06:1

White text reads better on this background (19.85:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#080804 · ΔE 4.3

Deuteranopia

#070604 · ΔE 5.3

Tritanopia

#040606 · ΔE 5.2

Achromatopsia

#0a0a0a · ΔE 5.7

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

Code

CSS

background-color: #040c01;

Tailwind (arbitrary value)

bg-[#040c01]

Related colors

Lawn Green #7cfc00

Chartreuse #7fff00

Forest Green #228b22

Mint Green #98ff98

Dark Green #006400

Dark Sea Green #8fbc8f

Frequently asked questions

#040c01 (#040c01) is rgb(4, 12, 1) in RGB.

No, #040c01 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 #040c01, or check how it holds up for accessibility.

Generate a palette → Check contrast