#3f4f33

Tom Thumb

Closest match (96% match)

Color formats

RGB

rgb(63, 79, 51)

Red, Green, Blue components

HSL

hsl(94, 22%, 25%)

Hue, Saturation, Lightness

CMYK

cmyk(20, 0, 35, 69)

Print color encoding

Luminance

0.069

Relative luminance

Variations

Shades (Darkening)

Tints (Lightening)

Tones (Reduced saturation)

Harmonies

Click the color slices to copy the code.

Complementary (Opposite)

#3f4f33

#43334f

Analogous (Adjacent)

#4d4f33

#3f4f33

#334f35

Triadic

#3f4f33

#333f4f

#4f333f

Split complementary

#3f4f33

#35334f

#4f334d

Complete conversion table

HEX

#3F4F33

RGB

rgb(63,79,51)

RGBA

rgba(63,79,51, 1)

HSL

hsl(94.29,21.54%,25.49%)

OKLCH (Modern CSS)

oklch(0.41 0.05 132.4)

CSS Variable

--color: #3f4f33;

Preview

Readability and Typography

Headline Test

This text demonstrates the reading experience on this background color.

Headline Test

This text demonstrates the reading experience on this background color.

UI Component Set

This is an example alert bar using the selected color.

SOLIDSOFTOUTLINE

Product Mockup

4582 •••• •••• 9018

CARDHOLDER

JOHN DOE

VALID

12/28

Mobile application

Customer support

Hi! How can we help you today?

I love this new color! 😍

Data visualization

Weekly growth

+1,240

12.5%

WED

2,450

Contrast

Contrast and readability (WCAG)

On white background

8.83

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

On black background

2.38

Small text (14pt)

The quick brown fox jumps over...

AAA

Large text or UI (18pt Bold)

AAA

Color blindness simulator

ORIG

SIM

Protanopia (red)

#3f4f33#434233

ORIG

SIM

Deuteranopia (green)

#3f4f33#3a3b33

ORIG

SIM

Tritanopia (blue)

#3f4f33#404047

ORIG

SIM

Monochrome (color blind)

#3f4f33#4a4a4a

Mixing guide

How to mix this color using physical paints or printing inks.

MIXING PALETTE

78%

12%

10%

RYB PIGMENTS

Ivory black

Pigment

78%

Cadmium yellow

Pigment

12%

Ultramarine blue

Pigment

10%

Unlike light, mixing paints makes colors darker. This simulation mimics the behavior of physical pigments.

Physical properties

Perceptual and light-related properties derived from the digital color.

Spectral relationship

Green hue

495–570 nm • closest visible-spectrum range

750 nm

380 nm

Visual temperature

Warm

A perceptual warm–cool classification. Kelvin does not apply to an arbitrary interface color.

Cool

Neutral

Warm

Luminance (brightness)

6.9%

Dark • relative luminance

50%

100%

An RGB color is produced by combined screen light, so this range is a visual comparison rather than an exact physical wavelength.

Gradient gallery

Generate premium CSS backgrounds and textures from your color.

Similar & Related Colors

Mathematically computed harmonies, shades, and similar tones for this color.

Zen Garden Olive

#445533

Palm Leaf

#36482F

Heavy Green

#49583E

Broccoli Green

#4B5338

Voodoo

#43334F

Tom Thumb

#334F35

Kelp

#4D4F33

Oxford Blue

#333F4F

Matterhorn

#4F333F

Martinique

#35334F

Camouflage Green

#738466

Deep Fir

#121F00