What color is #1B3029?

#1B3029 is a very dark, desaturated spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #1B3029?

The RGB value is 27, 48, 41: 27 red, 48 green and 41 blue on a 0 to 255 scale.

What is the complementary color of #1B3029?

The complementary color is #301B22, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1B3029?

White text. Black text has a contrast ratio of 1.5:1 and white text 13.99:1. WCAG asks for at least 4.5:1 for normal text.

#1B3029 color

#1B3029 rgb(27, 48, 41)

Shades of black

The hex color #1B3029 is a very dark, desaturated spring green.

In the RGB color model it is made of 10.6% red, 18.8% green and 16.1% blue (27, 48, 41).

Its hue angle is 160°, with 28% saturation and 15% lightness. For print, the CMYK equivalent is 44% cyan, 0% magenta, 15% yellow and 81% black.

The closest named color is Swamp Thing (#162825), a difference of 3.5 ΔE, a small difference.

White text is the more readable choice on this background (contrast 13.99:1).

#1B3029 color codes

HEX	`#1B3029`
RGB	`rgb(27, 48, 41)`
RGB percent	`rgb(10.6%, 18.8%, 16.1%)`
HSL	`hsl(160, 28%, 15%)`
HSV / HSB	`hsv(160, 44%, 19%)`
CMYK	`cmyk(44%, 0%, 15%, 81%)`
CIE LAB	`lab(17.95, -10.42, 1.84)`
CIE LCH	`lch(17.95, 10.58, 170.01)`
CIE XYZ	`xyz(1.909, 2.507, 2.481)`
Decimal	`1781801`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1B3029, based on their position on the color wheel.

Complementary

The color opposite on the color wheel (180°). Strongest contrast.

Analogous

Neighbors 30° either side. Calm, natural combinations.

Split complementary

The two colors next to the complement (150° and 210°).

Triadic

Three colors evenly spaced, 120° apart.

Tetradic (square)

Four colors 90° apart.

Shades, tints and tones

Shades (darker, mixed with black)

Tints (lighter, mixed with white)

Tones (mixed with gray)

Contrast and accessibility

Text on #1B3029	Ratio	AA	AAA	AA large
Sample text	1.5:1	Fail	Fail	Fail
Sample text	13.99:1	Pass	Pass	Pass

#1B3029 as text on	Ratio	AA	AAA	AA large
Sample text	13.99:1	Pass	Pass	Pass
Sample text	1.5:1	Fail	Fail	Fail

WCAG 2 asks for 4.5:1 for normal text (AA), 7:1 for AAA, and 3:1 for large text. Check other pairs.

Color blindness simulation

How #1B3029 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1b3029; }
.text { color: #1b3029; }
.border { border: 2px solid #1b3029; }
.transparent { background-color: rgb(27 48 41 / 50%); }
.gradient { background: linear-gradient(to right, #1b3029, #1b2d30); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #1B3029?: #1B3029 is a very dark, desaturated spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #1B3029?: The RGB value is 27, 48, 41: 27 red, 48 green and 41 blue on a 0 to 255 scale.
What is the complementary color of #1B3029?: The complementary color is #301B22, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1B3029?: White text. Black text has a contrast ratio of 1.5:1 and white text 13.99:1. WCAG asks for at least 4.5:1 for normal text.