#2a5b7b

Color #2a5b7b

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 17.36 Nearest Tailwind class sky-800 #00598a · ΔE 3.7

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

Conversions

HEX

#2a5b7b

RGB

rgb(42, 91, 123)

HSL

hsl(203.7, 49.1%, 32.4%)

HSV / HSB

hsv(203.7, 65.9%, 48.2%)

CMYK

cmyk(65.9%, 26%, 0%, 51.8%)

LAB

lab(36.75, -5.81, -22.96)

LCH

lch(36.75, 23.68, 255.8)

OKLCH

oklch(45.2%, 0.0746, 239.89)

HWB

hwb(203.7, 16.5%, 51.8%)

Harmony colors

Complementary

#7b4a2a

Analogous

#2a7b73

#2a5b7b

#2a337b

Triadic

#2a5b7b

#7b2a5b

#5b7b2a

Split-complementary

#2a5b7b

#7b2a33

#7b732a

Tetradic

#2a5b7b

#4a2a7b

#7b4a2a

#5b7b2a

Square

#2a5b7b

#732a7b

#7b4a2a

#337b2a

Shades

Color #2a5b7b mixed toward black.

#234c67

#1c3d52

#152e3e

#0e1e29

#070f15

Tints

Color #2a5b7b mixed toward white.

#397ba6

#5498c5

#7eb2d3

#a9cbe2

#d4e5f0

Tones

Color #2a5b7b mixed toward gray.

#315a74

#38586e

#3e5767

#455560

#4c5459

Accessibility

Aa White text on this color

7.29:1

Aa Black text on this color

2.88:1

White text reads better on this background (7.29:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#444574 · ΔE 14.8

Deuteranopia

#423e73 · ΔE 16.1

Tritanopia

#2e6f6d · ΔE 17.4

Achromatopsia

#565656 · ΔE 15.8

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

Code

CSS

background-color: #2a5b7b;

Tailwind (arbitrary value)

bg-[#2a5b7b]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Sky Blue #87ceeb

Frequently asked questions

#2a5b7b (#2a5b7b) is rgb(42, 91, 123) in RGB.

No, #2a5b7b is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

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

Try it → Accessibility

Contrast Checker

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

Try it → Generators

Palette Generator

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

Try it →

Build something with this color

Generate a full palette from #2a5b7b, or check how it holds up for accessibility.

Generate a palette → Check contrast