#040515

Color #040515

A moderately saturated very dark blue.

Closest named color Black #000000 · ΔE 8.13 Nearest Tailwind class slate-950 #020618 · ΔE 1.5

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Conversions

HEX

#040515

RGB

rgb(4, 5, 21)

HSL

hsl(236.5, 68%, 4.9%)

HSV / HSB

hsv(236.5, 81%, 8.2%)

CMYK

cmyk(81%, 76.2%, 0%, 91.8%)

LAB

lab(1.7, 2.48, -7.55)

LCH

lch(1.7, 7.95, 288.18)

OKLCH

oklch(12.6%, 0.0376, 275.65)

HWB

hwb(236.5, 1.6%, 91.8%)

Harmony colors

Complementary

#151404

Analogous

#040d15

#040515

#0c0415

Triadic

#040515

#150405

#051504

Split-complementary

#040515

#150c04

#0d1504

Tetradic

#040515

#140415

#151404

#051504

Square

#040515

#15040d

#151404

#04150c

Shades

Color #040515 mixed toward black.

#030411

#03030e

#02020a

#010207

#010103

Tints

Color #040515 mixed toward white.

#111559

#1e259d

#333dd8

#777ee5

#bbbef2

Tones

Color #040515 mixed toward gray.

#050614

#070712

#080911

#0a0a0f

#0b0b0e

Accessibility

Aa White text on this color

20.24:1

Aa Black text on this color

1.04:1

White text reads better on this background (20.24:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#040412 · ΔE 1.2

Deuteranopia

#040411 · ΔE 1.7

Tritanopia

#040f0f · ΔE 9.1

Achromatopsia

#060606 · ΔE 7.1

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

Code

CSS

background-color: #040515;

Tailwind (arbitrary value)

bg-[#040515]

Related colors

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Ghost White #f8f8ff

Medium Blue #0000cd

Frequently asked questions

#040515 (#040515) is rgb(4, 5, 21) in RGB.

No, #040515 is not web-safe. The nearest web-safe colors are among its tones and shades below.

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.

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Build something with this color

Generate a full palette from #040515, or check how it holds up for accessibility.

Generate a palette → Check contrast