What color is #B21F1F?

#B21F1F is a moderate red known as Scarlet Blaze. It belongs to the red family of colors.

What is the RGB value of Scarlet Blaze?

The RGB value is 178, 31, 31: 178 red, 31 green and 31 blue on a 0 to 255 scale.

What is the complementary color of Scarlet Blaze?

The complementary color is #1FB2B2, found by rotating the hue 180° on the color wheel.

Is black or white text better on #B21F1F?

White text. Black text has a contrast ratio of 3.11:1 and white text 6.76:1. WCAG asks for at least 4.5:1 for normal text.

Scarlet Blaze color: hex code #B21F1F

#B21F1F rgb(178, 31, 31)

Shades of red

Scarlet Blaze has the hex code #B21F1F. It is a moderate red.

In the RGB color model it is made of 69.8% red, 12.2% green and 12.2% blue (178, 31, 31).

Its hue angle is 0°, with 70% saturation and 41% lightness. For print, the CMYK equivalent is 0% cyan, 83% magenta, 83% yellow and 30% black.

White text is the more readable choice on this background (contrast 6.76:1).

Scarlet Blaze (#B21F1F) color codes

HEX	`#B21F1F`
RGB	`rgb(178, 31, 31)`
RGB percent	`rgb(69.8%, 12.2%, 12.2%)`
HSL	`hsl(0, 70%, 41%)`
HSV / HSB	`hsv(0, 83%, 70%)`
CMYK	`cmyk(0%, 83%, 83%, 30%)`
CIE LAB	`lab(38.81, 56.63, 39)`
CIE LCH	`lch(38.81, 68.76, 34.55)`
CIE XYZ	`xyz(19.1, 10.547, 2.326)`
Decimal	`11673375`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with Scarlet Blaze, 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 #B21F1F	Ratio	AA	AAA	AA large
Sample text	3.11:1	Fail	Fail	Pass
Sample text	6.76:1	Pass	Fail	Pass

#B21F1F as text on	Ratio	AA	AAA	AA large
Sample text	6.76:1	Pass	Fail	Pass
Sample text	3.11:1	Fail	Fail	Pass

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 #B21F1F looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #b21f1f; }
.text { color: #b21f1f; }
.border { border: 2px solid #b21f1f; }
.transparent { background-color: rgb(178 31 31 / 50%); }
.gradient { background: linear-gradient(to right, #b21f1f, #b2691f); }

Background

Text color

Border

Similar colors

See #B21F1F on its hex code page

Questions

What color is #B21F1F?: #B21F1F is a moderate red known as Scarlet Blaze. It belongs to the red family of colors.
What is the RGB value of Scarlet Blaze?: The RGB value is 178, 31, 31: 178 red, 31 green and 31 blue on a 0 to 255 scale.
What is the complementary color of Scarlet Blaze?: The complementary color is #1FB2B2, found by rotating the hue 180° on the color wheel.
Is black or white text better on #B21F1F?: White text. Black text has a contrast ratio of 3.11:1 and white text 6.76:1. WCAG asks for at least 4.5:1 for normal text.