What color is #288F6A?

#288F6A is a dark, moderate spring green, closest to the named color Viridian. It belongs to the green family of colors.

What is the RGB value of #288F6A?

The RGB value is 40, 143, 106: 40 red, 143 green and 106 blue on a 0 to 255 scale.

What is the complementary color of #288F6A?

The complementary color is #8F284D, found by rotating the hue 180° on the color wheel.

Is black or white text better on #288F6A?

Black text. Black text has a contrast ratio of 5.23:1 and white text 4.02:1. WCAG asks for at least 4.5:1 for normal text.

#288F6A color

#288F6A rgb(40, 143, 106)

Shades of green

The hex color #288F6A is a dark, moderate spring green.

In the RGB color model it is made of 15.7% red, 56.1% green and 41.6% blue (40, 143, 106).

Its hue angle is 158°, with 56% saturation and 36% lightness. For print, the CMYK equivalent is 72% cyan, 0% magenta, 26% yellow and 44% black.

The closest named color is Viridian (#1E9167), a difference of 1.5 ΔE, which is barely visible.

Black text is the more readable choice on this background (contrast 5.23:1).

#288F6A color codes

HEX	`#288F6A`
RGB	`rgb(40, 143, 106)`
RGB percent	`rgb(15.7%, 56.1%, 41.6%)`
HSL	`hsl(158, 56%, 36%)`
HSV / HSB	`hsv(158, 72%, 56%)`
CMYK	`cmyk(72%, 0%, 26%, 44%)`
CIE LAB	`lab(53.1, -38.27, 11.41)`
CIE LCH	`lch(53.1, 39.93, 163.39)`
CIE XYZ	`xyz(13.298, 21.135, 17.012)`
Decimal	`2658154`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #288F6A, 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 #288F6A	Ratio	AA	AAA	AA large
Sample text	5.23:1	Pass	Fail	Pass
Sample text	4.02:1	Fail	Fail	Pass

#288F6A as text on	Ratio	AA	AAA	AA large
Sample text	4.02:1	Fail	Fail	Pass
Sample text	5.23:1	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 #288F6A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #288f6a; }
.text { color: #288f6a; }
.border { border: 2px solid #288f6a; }
.transparent { background-color: rgb(40 143 106 / 50%); }
.gradient { background: linear-gradient(to right, #288f6a, #28818f); }

Background

Text color

Border

Similar colors

Questions

What color is #288F6A?: #288F6A is a dark, moderate spring green, closest to the named color Viridian. It belongs to the green family of colors.
What is the RGB value of #288F6A?: The RGB value is 40, 143, 106: 40 red, 143 green and 106 blue on a 0 to 255 scale.
What is the complementary color of #288F6A?: The complementary color is #8F284D, found by rotating the hue 180° on the color wheel.
Is black or white text better on #288F6A?: Black text. Black text has a contrast ratio of 5.23:1 and white text 4.02:1. WCAG asks for at least 4.5:1 for normal text.