What color is #154C5B?

#154C5B is a dark, moderate cyan, closest to the named color Nocturnal Expedition. It belongs to the teal family of colors.

What is the RGB value of #154C5B?

The RGB value is 21, 76, 91: 21 red, 76 green and 91 blue on a 0 to 255 scale.

What is the complementary color of #154C5B?

The complementary color is #5B2415, found by rotating the hue 180° on the color wheel.

Is black or white text better on #154C5B?

White text. Black text has a contrast ratio of 2.22:1 and white text 9.47:1. WCAG asks for at least 4.5:1 for normal text.

#154C5B color

#154C5B rgb(21, 76, 91)

Shades of teal

The hex color #154C5B is a dark, moderate cyan.

In the RGB color model it is made of 8.2% red, 29.8% green and 35.7% blue (21, 76, 91).

Its hue angle is 193°, with 63% saturation and 22% lightness. For print, the CMYK equivalent is 77% cyan, 16% magenta, 0% yellow and 64% black.

The closest named color is Nocturnal Expedition (#114C5A), a difference of 0.9 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 9.47:1).

#154C5B color codes

HEX	`#154C5B`
RGB	`rgb(21, 76, 91)`
RGB percent	`rgb(8.2%, 29.8%, 35.7%)`
HSL	`hsl(193, 63%, 22%)`
HSV / HSB	`hsv(193, 77%, 36%)`
CMYK	`cmyk(77%, 16%, 0%, 64%)`
CIE LAB	`lab(29.62, -12.07, -13.97)`
CIE LCH	`lch(29.62, 18.46, 229.18)`
CIE XYZ	`xyz(4.781, 6.083, 10.818)`
Decimal	`1395803`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #154C5B, 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 #154C5B	Ratio	AA	AAA	AA large
Sample text	2.22:1	Fail	Fail	Fail
Sample text	9.47:1	Pass	Pass	Pass

#154C5B as text on	Ratio	AA	AAA	AA large
Sample text	9.47:1	Pass	Pass	Pass
Sample text	2.22:1	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 #154C5B looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #154c5b; }
.text { color: #154c5b; }
.border { border: 2px solid #154c5b; }
.transparent { background-color: rgb(21 76 91 / 50%); }
.gradient { background: linear-gradient(to right, #154c5b, #15295b); }

Background

Text color

Border

Similar colors

Closest common color name: Dark Slate Gray.

Questions

What color is #154C5B?: #154C5B is a dark, moderate cyan, closest to the named color Nocturnal Expedition. It belongs to the teal family of colors.
What is the RGB value of #154C5B?: The RGB value is 21, 76, 91: 21 red, 76 green and 91 blue on a 0 to 255 scale.
What is the complementary color of #154C5B?: The complementary color is #5B2415, found by rotating the hue 180° on the color wheel.
Is black or white text better on #154C5B?: White text. Black text has a contrast ratio of 2.22:1 and white text 9.47:1. WCAG asks for at least 4.5:1 for normal text.