#231e1f

Color #231e1f

A nearly neutral, gray-leaning very dark red.

Closest named color Black #000000 · ΔE 12.15 Nearest Tailwind class stone-800 #292524 · ΔE 2.7

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

Conversions

HEX

#231e1f

RGB

rgb(35, 30, 31)

HSL

hsl(348, 7.7%, 12.7%)

HSV / HSB

hsv(348, 14.3%, 13.7%)

CMYK

cmyk(0%, 14.3%, 11.4%, 86.3%)

LAB

lab(11.86, 2.63, 0.2)

LCH

lch(11.86, 2.64, 4.35)

OKLCH

oklch(24.1%, 0.0079, 4.34)

HWB

hwb(348, 11.8%, 86.3%)

Harmony colors

Complementary

#1e2322

Analogous

#231e21

#231e1f

#231f1e

Triadic

#231e1f

#1f231e

#1e1f23

Split-complementary

#231e1f

#1e231f

#1e2123

Tetradic

#231e1f

#23221e

#1e2322

#1e1f23

Square

#231e1f

#21231e

#1e2322

#1f1e23

Shades

Color #231e1f mixed toward black.

#1d191a

#171415

#110f0f

#0c0a0a

#060505

Tints

Color #231e1f mixed toward white.

#4b4042

#736266

#98878b

#bbafb1

#ddd7d8

Tones

Color #231e1f mixed toward gray.

#221e1f

#221f1f

#221f20

#212020

Accessibility

Aa White text on this color

16.45:1

Aa Black text on this color

1.28:1

White text reads better on this background (16.45:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#21211f · ΔE 4.6

Deuteranopia

#21221f · ΔE 5.8

Tritanopia

#231f1f · ΔE 1.1

Achromatopsia

#1f1f1f · ΔE 3.6

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

Code

CSS

background-color: #231e1f;

Tailwind (arbitrary value)

bg-[#231e1f]

Related colors

Crimson #dc143c

Pink #ffc0cb

Light Pink #ffb6c1

Pale Violet Red #db7093

Lavender Blush #fff0f5

Hot Pink #ff69b4

Frequently asked questions

#231e1f (#231e1f) is rgb(35, 30, 31) in RGB.

No, #231e1f 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 #231e1f, or check how it holds up for accessibility.

Generate a palette → Check contrast