What color is #135A51?

#135A51 is a dark, moderate spring green, closest to the named color Cape Verde. It belongs to the teal family of colors.

What is the RGB value of #135A51?

The RGB value is 19, 90, 81: 19 red, 90 green and 81 blue on a 0 to 255 scale.

What is the complementary color of #135A51?

The complementary color is #5A131C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #135A51?

White text. Black text has a contrast ratio of 2.61:1 and white text 8.05:1. WCAG asks for at least 4.5:1 for normal text.

#135A51 color

#135A51 rgb(19, 90, 81)

Shades of teal

The hex color #135A51 is a dark, moderate spring green.

In the RGB color model it is made of 7.5% red, 35.3% green and 31.8% blue (19, 90, 81).

Its hue angle is 172°, with 65% saturation and 21% lightness. For print, the CMYK equivalent is 79% cyan, 0% magenta, 10% yellow and 65% black.

The closest named color is Cape Verde (#01554F), a difference of 2.2 ΔE, a small difference.

White text is the more readable choice on this background (contrast 8.05:1).

#135A51 color codes

HEX	`#135A51`
RGB	`rgb(19, 90, 81)`
RGB percent	`rgb(7.5%, 35.3%, 31.8%)`
HSL	`hsl(172, 65%, 21%)`
HSV / HSB	`hsv(172, 79%, 35%)`
CMYK	`cmyk(79%, 0%, 10%, 65%)`
CIE LAB	`lab(34.07, -23.51, -0.95)`
CIE LCH	`lch(34.07, 23.53, 182.31)`
CIE XYZ	`xyz(5.409, 8.044, 9.051)`
Decimal	`1268305`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #135A51, 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 #135A51	Ratio	AA	AAA	AA large
Sample text	2.61:1	Fail	Fail	Fail
Sample text	8.05:1	Pass	Pass	Pass

#135A51 as text on	Ratio	AA	AAA	AA large
Sample text	8.05:1	Pass	Pass	Pass
Sample text	2.61:1	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 #135A51 looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #135a51; }
.text { color: #135a51; }
.border { border: 2px solid #135a51; }
.transparent { background-color: rgb(19 90 81 / 50%); }
.gradient { background: linear-gradient(to right, #135a51, #133f5a); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Teal.

Questions

What color is #135A51?: #135A51 is a dark, moderate spring green, closest to the named color Cape Verde. It belongs to the teal family of colors.
What is the RGB value of #135A51?: The RGB value is 19, 90, 81: 19 red, 90 green and 81 blue on a 0 to 255 scale.
What is the complementary color of #135A51?: The complementary color is #5A131C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #135A51?: White text. Black text has a contrast ratio of 2.61:1 and white text 8.05:1. WCAG asks for at least 4.5:1 for normal text.