What color is #42A39B?

#42A39B is a desaturated cyan, closest to the named color Lagoon. It belongs to the teal family of colors.

What is the RGB value of #42A39B?

The RGB value is 66, 163, 155: 66 red, 163 green and 155 blue on a 0 to 255 scale.

What is the complementary color of #42A39B?

The complementary color is #A3424A, found by rotating the hue 180° on the color wheel.

Is black or white text better on #42A39B?

Black text. Black text has a contrast ratio of 6.94:1 and white text 3.02:1. WCAG asks for at least 4.5:1 for normal text.

#42A39B color

#42A39B rgb(66, 163, 155)

Shades of teal

The hex color #42A39B is a desaturated cyan.

In the RGB color model it is made of 25.9% red, 63.9% green and 60.8% blue (66, 163, 155).

Its hue angle is 175°, with 42% saturation and 45% lightness. For print, the CMYK equivalent is 60% cyan, 0% magenta, 5% yellow and 36% black.

The closest named color is Lagoon (#4B9B93), a difference of 2.7 ΔE, a small difference.

Black text is the more readable choice on this background (contrast 6.94:1).

#42A39B color codes

HEX	`#42A39B`
RGB	`rgb(66, 163, 155)`
RGB percent	`rgb(25.9%, 63.9%, 60.8%)`
HSL	`hsl(175, 42%, 45%)`
HSV / HSB	`hsv(175, 60%, 64%)`
CMYK	`cmyk(60%, 0%, 5%, 36%)`
CIE LAB	`lab(61.41, -30.16, -4.34)`
CIE LCH	`lch(61.41, 30.47, 188.2)`
CIE XYZ	`xyz(21.258, 29.717, 35.62)`
Decimal	`4367259`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #42A39B, 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 #42A39B	Ratio	AA	AAA	AA large
Sample text	6.94:1	Pass	Fail	Pass
Sample text	3.02:1	Fail	Fail	Pass

#42A39B as text on	Ratio	AA	AAA	AA large
Sample text	3.02:1	Fail	Fail	Pass
Sample text	6.94:1	Pass	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 #42A39B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #42a39b; }
.text { color: #42a39b; }
.border { border: 2px solid #42a39b; }
.transparent { background-color: rgb(66 163 155 / 50%); }
.gradient { background: linear-gradient(to right, #42a39b, #427aa3); }

Background

Text color

Border

Similar colors

Closest common color name: Light Sea Green.

Questions

What color is #42A39B?: #42A39B is a desaturated cyan, closest to the named color Lagoon. It belongs to the teal family of colors.
What is the RGB value of #42A39B?: The RGB value is 66, 163, 155: 66 red, 163 green and 155 blue on a 0 to 255 scale.
What is the complementary color of #42A39B?: The complementary color is #A3424A, found by rotating the hue 180° on the color wheel.
Is black or white text better on #42A39B?: Black text. Black text has a contrast ratio of 6.94:1 and white text 3.02:1. WCAG asks for at least 4.5:1 for normal text.