#90a6bf

Color #90a6bf

A muted light blue.

Closest named color Light Steel Blue #b0c4de · ΔE 11.23 Nearest Tailwind class slate-400 #90a1b9 · ΔE 2.1

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

Conversions

HEX

#90a6bf

RGB

rgb(144, 166, 191)

HSL

hsl(211.9, 26.9%, 65.7%)

HSV / HSB

hsv(211.9, 24.6%, 74.9%)

CMYK

cmyk(24.6%, 13.1%, 0%, 25.1%)

LAB

lab(67.25, -2.03, -15.36)

LCH

lch(67.25, 15.49, 262.47)

OKLCH

oklch(71.7%, 0.0441, 251.77)

HWB

hwb(211.9, 56.5%, 25.1%)

Harmony colors

Complementary

#bfa990

Analogous

#90bebf

#90a6bf

#9190bf

Triadic

#90a6bf

#bf90a6

#a6bf90

Split-complementary

#90a6bf

#bf9190

#bebf90

Tetradic

#90a6bf

#a990bf

#bfa990

#a6bf90

Square

#90a6bf

#bf90be

#bfa990

#90bf91

Shades

Color #90a6bf mixed toward black.

#6d8aab

#526e8e

#3d526a

#293747

#141b23

Tints

Color #90a6bf mixed toward white.

#a3b5ca

#b5c4d4

#c8d3df

#dae1ea

#edf0f4

Tones

Color #90a6bf mixed toward gray.

#94a6bb

#98a7b7

#9ca7b3

#a0a7af

#a4a7ab

Accessibility

Aa White text on this color

2.5:1

Aa Black text on this color

8.39:1

Black text reads better on this background (8.39:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9a9ab9 · ΔE 10.3

Deuteranopia

#9997b8 · ΔE 11.4

Tritanopia

#91b5b4 · ΔE 14

Achromatopsia

#a4a4a4 · ΔE 11.6

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

Code

CSS

background-color: #90a6bf;

Tailwind (arbitrary value)

bg-[#90a6bf]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Light Steel Blue #b0c4de

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#90a6bf (#90a6bf) is rgb(144, 166, 191) in RGB.

No, #90a6bf 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 #90a6bf, or check how it holds up for accessibility.

Generate a palette → Check contrast