#001b35

Color #001b35

A vivid, highly saturated very dark blue.

Closest named color Black #000000 · ΔE 22.14 Nearest Tailwind class slate-900 #0f172b · ΔE 4.9

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

Conversions

HEX

#001b35

RGB

rgb(0, 27, 53)

HSL

hsl(209.4, 100%, 10.4%)

HSV / HSB

hsv(209.4, 100%, 20.8%)

CMYK

cmyk(100%, 49.1%, 0%, 79.2%)

LAB

lab(9.33, 1.63, -20.01)

LCH

lch(9.33, 20.08, 274.66)

OKLCH

oklch(21.8%, 0.0612, 249.64)

HWB

hwb(209.4, 0%, 79.2%)

Harmony colors

Complementary

#351a00

Analogous

#003535

#001b35

#000135

Triadic

#001b35

#35001b

#1b3500

Split-complementary

#001b35

#350001

#353500

Tetradic

#001b35

#1a0035

#351a00

#1b3500

Square

#001b35

#350035

#351a00

#013500

Shades

Color #001b35 mixed toward black.

#00172c

#001223

#000e1b

#000912

#000509

Tints

Color #001b35 mixed toward white.

#004281

#0069cd

#1b8fff

#67b4ff

#b3daff

Tones

Color #001b35 mixed toward gray.

#041b31

#091b2c

#0d1b28

#121b23

#161b1f

Accessibility

Aa White text on this color

17.38:1

Aa Black text on this color

1.21:1

White text reads better on this background (17.38:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#0f0f30 · ΔE 8.8

Deuteranopia

#0d0b2f · ΔE 9.1

Tritanopia

#022c2b · ΔE 18.9

Achromatopsia

#1a1a1a · ΔE 13.9

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

Code

CSS

background-color: #001b35;

Tailwind (arbitrary value)

bg-[#001b35]

Related colors

Dodger Blue #1e90ff

Light Slate Gray #778899

Slate Gray #708090

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#001b35 (#001b35) is rgb(0, 27, 53) in RGB.

No, #001b35 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.

Try it →

Build something with this color

Generate a full palette from #001b35, or check how it holds up for accessibility.

Generate a palette → Check contrast