What color is #03170A?

#03170A is a very dark, moderate green, closest to the named color Cosmic Bit Flip. It belongs to the black family of colors.

What is the RGB value of #03170A?

The RGB value is 3, 23, 10: 3 red, 23 green and 10 blue on a 0 to 255 scale.

What is the complementary color of #03170A?

The complementary color is #170310, found by rotating the hue 180° on the color wheel.

Is black or white text better on #03170A?

White text. Black text has a contrast ratio of 1.13:1 and white text 18.57:1. WCAG asks for at least 4.5:1 for normal text.

#03170A color

#03170A rgb(3, 23, 10)

Shades of black

The hex color #03170A is a very dark, moderate green.

In the RGB color model it is made of 1.2% red, 9% green and 3.9% blue (3, 23, 10).

Its hue angle is 141°, with 77% saturation and 5% lightness. For print, the CMYK equivalent is 87% cyan, 0% magenta, 57% yellow and 91% black.

The closest named color is Cosmic Bit Flip (#001000), a difference of 2.8 ΔE, a small difference.

White text is the more readable choice on this background (contrast 18.57:1).

#03170A color codes

HEX	`#03170A`
RGB	`rgb(3, 23, 10)`
RGB percent	`rgb(1.2%, 9%, 3.9%)`
HSL	`hsl(141, 77%, 5%)`
HSV / HSB	`hsv(141, 87%, 9%)`
CMYK	`cmyk(87%, 0%, 57%, 91%)`
CIE LAB	`lab(5.91, -9.13, 4.57)`
CIE LCH	`lch(5.91, 10.21, 153.39)`
CIE XYZ	`xyz(0.399, 0.654, 0.392)`
Decimal	`202506`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #03170A, 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 #03170A	Ratio	AA	AAA	AA large
Sample text	1.13:1	Fail	Fail	Fail
Sample text	18.57:1	Pass	Pass	Pass

#03170A as text on	Ratio	AA	AAA	AA large
Sample text	18.57:1	Pass	Pass	Pass
Sample text	1.13:1	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 #03170A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #03170a; }
.text { color: #03170a; }
.border { border: 2px solid #03170a; }
.transparent { background-color: rgb(3 23 10 / 50%); }
.gradient { background: linear-gradient(to right, #03170a, #031714); }

Background

Text color

Border

Similar colors

Closest common color name: Off Black.

Questions

What color is #03170A?: #03170A is a very dark, moderate green, closest to the named color Cosmic Bit Flip. It belongs to the black family of colors.
What is the RGB value of #03170A?: The RGB value is 3, 23, 10: 3 red, 23 green and 10 blue on a 0 to 255 scale.
What is the complementary color of #03170A?: The complementary color is #170310, found by rotating the hue 180° on the color wheel.
Is black or white text better on #03170A?: White text. Black text has a contrast ratio of 1.13:1 and white text 18.57:1. WCAG asks for at least 4.5:1 for normal text.