What color is #1F302D?

#1F302D is a very dark, grayish spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.

What is the RGB value of #1F302D?

The RGB value is 31, 48, 45: 31 red, 48 green and 45 blue on a 0 to 255 scale.

What is the complementary color of #1F302D?

The complementary color is #301F22, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1F302D?

White text. Black text has a contrast ratio of 1.52:1 and white text 13.83:1. WCAG asks for at least 4.5:1 for normal text.

#1F302D color

#1F302D rgb(31, 48, 45)

Shades of black

The hex color #1F302D is a very dark, grayish spring green.

In the RGB color model it is made of 12.2% red, 18.8% green and 17.6% blue (31, 48, 45).

Its hue angle is 169°, with 22% saturation and 15% lightness. For print, the CMYK equivalent is 35% cyan, 0% magenta, 6% yellow and 81% black.

The closest named color is Swamp Thing (#162825), a difference of 2.6 ΔE, a small difference.

White text is the more readable choice on this background (contrast 13.83:1).

#1F302D color codes

HEX	`#1F302D`
RGB	`rgb(31, 48, 45)`
RGB percent	`rgb(12.2%, 18.8%, 17.6%)`
HSL	`hsl(169, 22%, 15%)`
HSV / HSB	`hsv(169, 35%, 19%)`
CMYK	`cmyk(35%, 0%, 6%, 81%)`
CIE LAB	`lab(18.34, -7.82, -0.33)`
CIE LCH	`lch(18.34, 7.83, 182.41)`
CIE XYZ	`xyz(2.096, 2.595, 2.872)`
Decimal	`2043949`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1F302D, 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 #1F302D	Ratio	AA	AAA	AA large
Sample text	1.52:1	Fail	Fail	Fail
Sample text	13.83:1	Pass	Pass	Pass

#1F302D as text on	Ratio	AA	AAA	AA large
Sample text	13.83:1	Pass	Pass	Pass
Sample text	1.52:1	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 #1F302D looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1f302d; }
.text { color: #1f302d; }
.border { border: 2px solid #1f302d; }
.transparent { background-color: rgb(31 48 45 / 50%); }
.gradient { background: linear-gradient(to right, #1f302d, #1f2a30); }

Background

Text color

Border

Similar colors

Closest common color name: Onyx.

Questions

What color is #1F302D?: #1F302D is a very dark, grayish spring green, closest to the named color Swamp Thing. It belongs to the black family of colors.
What is the RGB value of #1F302D?: The RGB value is 31, 48, 45: 31 red, 48 green and 45 blue on a 0 to 255 scale.
What is the complementary color of #1F302D?: The complementary color is #301F22, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1F302D?: White text. Black text has a contrast ratio of 1.52:1 and white text 13.83:1. WCAG asks for at least 4.5:1 for normal text.