#90a1bc

Color #90a1bc

A muted light blue.

Closest named color Light Slate Gray #778899 · ΔE 11.2 Nearest Tailwind class slate-400 #90a1b9 · ΔE 1.2

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#90a1bc

RGB

rgb(144, 161, 188)

HSL

hsl(216.8, 24.7%, 65.1%)

HSV / HSB

hsv(216.8, 23.4%, 73.7%)

CMYK

cmyk(23.4%, 14.4%, 0%, 26.3%)

LAB

lab(65.79, 0.03, -15.89)

LCH

lch(65.79, 15.89, 270.11)

OKLCH

oklch(70.5%, 0.0441, 259.68)

HWB

hwb(216.8, 56.5%, 26.3%)

Harmony colors

Complementary

#bcab90

Analogous

#90b7bc

#90a1bc

#9590bc

Triadic

#90a1bc

#bc90a1

#a1bc90

Split-complementary

#90a1bc

#bc9590

#b7bc90

Tetradic

#90a1bc

#ab90bc

#bcab90

#a1bc90

Square

#90a1bc

#bc90b7

#bcab90

#90bc95

Shades

Color #90a1bc mixed toward black.

#6e84a7

#53688a

#3f4e68

#2a3445

#151a23

Tints

Color #90a1bc mixed toward white.

#a3b1c7

#b5c0d2

#c8d0dd

#dae0e9

#edeff4

Tones

Color #90a1bc mixed toward gray.

#94a2b8

#97a3b5

#9ba4b1

#9fa4ad

#a2a5aa

Accessibility

Aa White text on this color

2.62:1

Aa Black text on this color

8.01:1

Black text reads better on this background (8.01:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9898b6 · ΔE 7.7

Deuteranopia

#9795b4 · ΔE 8.8

Tritanopia

#91b1b0 · ΔE 15.2

Achromatopsia

#a0a0a0 · ΔE 11.7

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #90a1bc;

Tailwind (arbitrary value)

bg-[#90a1bc]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Royal Blue #4169e1

Frequently asked questions

#90a1bc (#90a1bc) is rgb(144, 161, 188) in RGB.

No, #90a1bc is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

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Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

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Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #90a1bc, or check how it holds up for accessibility.

Generate a palette → Check contrast