#90a5bd

Color #90a5bd

A muted light blue.

Closest named color Light Steel Blue #b0c4de · ΔE 11.57 Nearest Tailwind class slate-400 #90a1b9 · ΔE 1.8

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Conversions

HEX

#90a5bd

RGB

rgb(144, 165, 189)

HSL

hsl(212, 25.4%, 65.3%)

HSV / HSB

hsv(212, 23.8%, 74.1%)

CMYK

cmyk(23.8%, 12.7%, 0%, 25.9%)

LAB

lab(66.91, -1.95, -14.76)

LCH

lch(66.91, 14.89, 262.47)

OKLCH

oklch(71.4%, 0.0423, 251.82)

HWB

hwb(212, 56.5%, 25.9%)

Harmony colors

Complementary

#bda890

Analogous

#90bbbd

#90a5bd

#9290bd

Triadic

#90a5bd

#bd90a5

#a5bd90

Split-complementary

#90a5bd

#bd9290

#bbbd90

Tetradic

#90a5bd

#a890bd

#bda890

#a5bd90

Square

#90a5bd

#bd90bb

#bda890

#90bd92

Shades

Color #90a5bd mixed toward black.

#6d89a8

#536d8b

#3e5268

#293746

#151b23

Tints

Color #90a5bd mixed toward white.

#a3b4c8

#b5c3d3

#c8d2de

#dae1e9

#edf0f4

Tones

Color #90a5bd mixed toward gray.

#94a5b9

#98a6b5

#9ba6b2

#9fa6ae

#a3a6aa

Accessibility

Aa White text on this color

2.53:1

Aa Black text on this color

8.3:1

Black text reads better on this background (8.3:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#9a9ab8 · ΔE 10

Deuteranopia

#9897b6 · ΔE 10.7

Tritanopia

#91b3b2 · ΔE 13.6

Achromatopsia

#a3a3a3 · ΔE 11.2

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

Code

CSS

background-color: #90a5bd;

Tailwind (arbitrary value)

bg-[#90a5bd]

Related colors

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#90a5bd (#90a5bd) is rgb(144, 165, 189) in RGB.

No, #90a5bd 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 #90a5bd, or check how it holds up for accessibility.

Generate a palette → Check contrast