What color is #1C577A?

#1C577A is a dark, moderate azure, closest to the named color 3AM in Shibuya. It belongs to the blue family of colors.

What is the RGB value of #1C577A?

The RGB value is 28, 87, 122: 28 red, 87 green and 122 blue on a 0 to 255 scale.

What is the complementary color of #1C577A?

The complementary color is #7A3F1C, found by rotating the hue 180° on the color wheel.

Is black or white text better on #1C577A?

White text. Black text has a contrast ratio of 2.69:1 and white text 7.8:1. WCAG asks for at least 4.5:1 for normal text.

#1C577A color

#1C577A rgb(28, 87, 122)

Shades of blue

The hex color #1C577A is a dark, moderate azure.

In the RGB color model it is made of 11% red, 34.1% green and 47.8% blue (28, 87, 122).

Its hue angle is 202°, with 63% saturation and 29% lightness. For print, the CMYK equivalent is 77% cyan, 29% magenta, 0% yellow and 52% black.

The closest named color is 3AM in Shibuya (#225577), a difference of 1.1 ΔE, which is barely visible.

White text is the more readable choice on this background (contrast 7.8:1).

#1C577A color codes

HEX	`#1C577A`
RGB	`rgb(28, 87, 122)`
RGB percent	`rgb(11%, 34.1%, 47.8%)`
HSL	`hsl(202, 63%, 29%)`
HSV / HSB	`hsv(202, 77%, 48%)`
CMYK	`cmyk(77%, 29%, 0%, 52%)`
CIE LAB	`lab(34.94, -6.07, -25.2)`
CIE LCH	`lch(34.94, 25.93, 256.45)`
CIE XYZ	`xyz(7.399, 8.468, 19.653)`
Decimal	`1857402`
Short hex	`None (no 3-digit form)`

Color harmonies

Colors that go with #1C577A, 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 #1C577A	Ratio	AA	AAA	AA large
Sample text	2.69:1	Fail	Fail	Fail
Sample text	7.8:1	Pass	Pass	Pass

#1C577A as text on	Ratio	AA	AAA	AA large
Sample text	7.8:1	Pass	Pass	Pass
Sample text	2.69:1	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 #1C577A looks to people with the most common types of color vision deficiency.

CSS examples

.background { background-color: #1c577a; }
.text { color: #1c577a; }
.border { border: 2px solid #1c577a; }
.transparent { background-color: rgb(28 87 122 / 50%); }
.gradient { background: linear-gradient(to right, #1c577a, #1c287a); }

Background

Text color

Border

Similar colors

Closest common color name: Charcoal.

Questions

What color is #1C577A?: #1C577A is a dark, moderate azure, closest to the named color 3AM in Shibuya. It belongs to the blue family of colors.
What is the RGB value of #1C577A?: The RGB value is 28, 87, 122: 28 red, 87 green and 122 blue on a 0 to 255 scale.
What is the complementary color of #1C577A?: The complementary color is #7A3F1C, found by rotating the hue 180° on the color wheel.
Is black or white text better on #1C577A?: White text. Black text has a contrast ratio of 2.69:1 and white text 7.8:1. WCAG asks for at least 4.5:1 for normal text.