#1E3044

Accessibility

AAA

13.45:1

Vs white / black

13.45:1 · 1.56:1

Sources

Library color

Codes

Formats

HEX

#1e3044

RGB

rgb(30, 48, 68)

RGBA

rgba(30, 48, 68, 1)

HSL

hsl(212, 39%, 19%)

HSLA

hsla(212, 39%, 19%, 1)

HSV

hsv(212, 56%, 27%)

LAB

lab(19.25% -0.62 -14.77)

LCH

lch(19.25% 14.78 267.6)

OKLAB

oklab(0.3034 -0.0135 -0.0413)

OKLCH

oklch(0.3034 0.0435 251.9)

XYZ

xyz(2.64, 2.81, 5.87)

CMYK

cmyk(56%, 29%, 0%, 73%)

CSS

color: #1e3044;

CSS variable

--color-1e3044: #1e3044;

SCSS

$color-1e3044: #1e3044;

JavaScript

const color = "#1e3044";

TypeScript

const color: string = "#1e3044";

React

style={{ backgroundColor: "#1e3044" }}

JSON

{ "hex": "#1e3044", "rgb": { "r": 30, "g": 48, "b": 68 }, "oklch": "oklch(0.3034 0.0435 251.9)" }

Export

Developer code

css

:root {
  --#1e3044-1: #1e3044;
}

Design systems

Nearest official tokens

An arbitrary HEX is not an official Tailwind, Material, or Bootstrap color. Distance is CIEDE2000.

Nearest Tailwind color

slate-800

Noticeably different · ΔE 3.16 · #1E293B

Nearest CSS named color

MidnightBlue

Very different · ΔE 11.5 · #191970

Nearest Material color

blue-grey-900

Very different · ΔE 7.4 · #263238

Nearest Bootstrap color

dark

Very different · ΔE 8.8 · #212529

OKLCH

Perceptual 50–950 scale

Generated in OKLCH from this hex. Not an official Tailwind scale unless the hex itself is a Tailwind token.

50e9f7ff 100daeafb 200c5d6ea 300acc0d6 4008ea4bc 5007388a0 600607286 7004c5b6c 800394553 90026303b 950131b25

Palette

Tints & shades

Full scale from light tints through the base color into deep shades

eceeef dadde0 c7cbd0 b4bac1 a1a9b1 8f98a2 7c8692 697582 566473 445363 314154 1e3044 1c2c3e 192839 172433 14202d 111c28 0f1822 0c141c 0a1017 080c11 05080b 030406

Palette

Tints

Mixed toward white — soft backgrounds and highlights

eceeef dadde0 c7cbd0 b4bac1 a1a9b1 8f98a2 7c8692 697582 566473 445363 314154

Palette

Shades

Mixed toward black — depth, text, and emphasis

1c2c3e 192839 172433 14202d 111c28 0f1822 0c141c 0a1017 080c11 05080b 030406

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

263749 2e3d4e 374453 3f4b58 47515d 4f5862 575f67 5f656c 686c71 707376 78797b

Harmony

Complementary

Opposite on the color wheel for contrast

#1E3044Stop 1 #43321EStop 2

Harmony

Analogous

Neighbors that sit comfortably together

#1E4243Stop 1 #1E3044Stop 2 #1F1E43Stop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#1E3044Stop 1 #431E2FStop 2 #2F431EStop 3

Harmony

Split complementary

Base plus two accents beside the complement

#1E3044Stop 1 #431F1EStop 2 #42431EStop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#1F3247Stop 1 #36577CStop 2 #4E7CB1Stop 3 #83A3C9Stop 4 #B8CBE0Stop 5

Using this color

Where #1e3044 works

#1E3044 (#1e3044) sits in the blue family at about 212° hue, 39% saturation, and 19% lightness. Contrast is 13.45:1 on white and 1.56:1 on black, so white labels read more clearly on the swatch itself. Nearest Tailwind token: slate-800 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

supporting UI accents
text or icons on a white canvas

On a black or near-black UI, #1e3044 is 1.56:1. Prefer it as a fill, border, or large heading rather than 16px copy.

Family context: Trust, calm, and professionalism. The most used color in SaaS, finance, and healthcare. Common uses still include buttons, charts, and accents in the Blue range — always verify the pair for this exact hex in the contrast checker.

Similar & related colors

Nearby colors from the library by perceptual distance

Tailwind slate 800#1E293B Tailwind gray 800#1F2937 Tailwind sky 950#082F49 Midnight Blue#2C3E50 Tailwind slate 700#334155 Tailwind gray 700#374151 Tailwind cyan 950#083344 Material Blue Grey 900#263238 Web Safe #003366#003366 Wet Asphalt#34495E Tailwind gray 900#111827 Bootstrap dark#212529