#100f1d

Color #100f1d

A muted very dark blue.

Closest named color Black #000000 · ΔE 10.86 Nearest Tailwind class slate-950 #020618 · ΔE 2.8

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Conversions

HEX

#100f1d

RGB

rgb(16, 15, 29)

HSL

hsl(244.3, 31.8%, 8.6%)

HSV / HSB

hsv(244.3, 48.3%, 11.4%)

CMYK

cmyk(44.8%, 48.3%, 0%, 88.6%)

LAB

lab(4.88, 3.79, -8.93)

LCH

lch(4.88, 9.7, 293)

OKLCH

oklch(17.7%, 0.0286, 286.47)

HWB

hwb(244.3, 5.9%, 88.6%)

Harmony colors

Complementary

#1c1d0f

Analogous

#0f151d

#100f1d

#170f1d

Triadic

#100f1d

#1d100f

#0f1d10

Split-complementary

#100f1d

#1d170f

#151d0f

Tetradic

#100f1d

#1d0f1c

#1c1d0f

#0f1d10

Square

#100f1d

#1d0f15

#1c1d0f

#0f1d17

Shades

Color #100f1d mixed toward black.

#0d0c18

#0b0a13

#08070e

#05050a

#030205

Tints

Color #100f1d mixed toward white.

#2c2950

#484483

#6b65b0

#9c99ca

#cecce5

Tones

Color #100f1d mixed toward gray.

#11101c

#12111b

#131219

#141418

#151517

Accessibility

Aa White text on this color

18.95:1

Aa Black text on this color

1.11:1

White text reads better on this background (18.95:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#10101a · ΔE 2.4

Deuteranopia

#10101a · ΔE 2.4

Tritanopia

#101817 · ΔE 11.7

Achromatopsia

#111111 · ΔE 8.5

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

Code

CSS

background-color: #100f1d;

Tailwind (arbitrary value)

bg-[#100f1d]

Related colors

Slate Blue #6a5acd

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Frequently asked questions

#100f1d (#100f1d) is rgb(16, 15, 29) in RGB.

No, #100f1d 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.

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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 #100f1d, or check how it holds up for accessibility.

Generate a palette → Check contrast