#40170b

Color #40170b

A vivid, highly saturated very dark red.

Closest named color Black #000000 · ΔE 28.95 Nearest Tailwind class orange-950 #441306 · ΔE 2.1

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Conversions

HEX

#40170b

RGB

rgb(64, 23, 11)

HSL

hsl(13.6, 70.7%, 14.7%)

HSV / HSB

hsv(13.6, 82.8%, 25.1%)

CMYK

cmyk(0%, 64.1%, 82.8%, 74.9%)

LAB

lab(13.99, 19.08, 16.69)

LCH

lch(13.99, 25.35, 41.18)

OKLCH

oklch(26.6%, 0.0676, 36.94)

HWB

hwb(13.6, 4.3%, 74.9%)

Harmony colors

Complementary

#0b3440

Analogous

#400b19

#40170b

#40310b

Triadic

#40170b

#0b4017

#170b40

Split-complementary

#40170b

#0b4031

#0b1940

Tetradic

#40170b

#34400b

#0b3440

#170b40

Square

#40170b

#19400b

#0b3440

#310b40

Shades

Color #40170b mixed toward black.

#351309

#2b0f07

#200b05

#150804

#0b0402

Tints

Color #40170b mixed toward white.

#7e2d16

#bc4320

#df6845

#ea9a83

#f4cdc1

Tones

Color #40170b mixed toward gray.

#3c190f

#371c14

#331e18

#2e211d

#2a2321

Accessibility

Aa White text on this color

15.61:1

Aa Black text on this color

1.35:1

White text reads better on this background (15.61:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#33320f · ΔE 23.8

Deuteranopia

#35370f · ΔE 25.7

Tritanopia

#3f1112 · ΔE 5.1

Achromatopsia

#242424 · ΔE 18.7

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

Code

CSS

background-color: #40170b;

Tailwind (arbitrary value)

bg-[#40170b]

Related colors

Dark Salmon #e9967a

Coral #ff7f50

Orange Red #ff4500

Light Salmon #ffa07a

Tomato #ff6347

Sienna #a0522d

Frequently asked questions

#40170b (#40170b) is rgb(64, 23, 11) in RGB.

No, #40170b 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.

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Contrast Checker

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

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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 #40170b, or check how it holds up for accessibility.

Generate a palette → Check contrast