Cornflower Blue

Hex #6495ED, rgb(100 149 237). A blue CSS named color.

Cornflower Blue#6495ED

Cornflower Blue color codes

Click any value to copy it.

HEX
RGB
HSL
HSV
HWB
CMYK
OKLCH
OKLab
Lab
LCH
CSS keyword

About Cornflower Blue

Cornflower Blue is a medium saturated blue with the hex code #6495ED. In RGB it is made of 100 red, 149 green and 237 blue; in HSL its hue is 219°, with 79% saturation and 66% lightness. Its perceptual lightness (OKLCH L) is 67.5%.

It is a CSS named color, so you can write "cornflowerblue" anywhere CSS accepts a color. Against white it has a contrast ratio of 2.97:1 and against black 7.06:1, so black text reads better on it and passes WCAG AA for normal text.

Tints, shades and tones

Cornflower Blue mixed step by step with white, black and middle gray (#808080).

Tints (with white)

Shades (with black)

Tones (with gray)

Cornflower Blue 50-950 scale

A Tailwind-style scale built in OKLCH; the original color sits on the step with the closest lightness.

Colors that go with Cornflower Blue

Color harmonies rotate the hue in OKLCH and keep the lightness and chroma. Each color links to its closest named color.

Complementary

Analogous

Triadic

Split complementary

Tetradic

Square

Monochromatic

Contrast and readability

WCAG 2 contrast of Cornflower Blue with white and black. The readable text color on Cornflower Blue is black.

Cornflower Blue textSmall text on white

On white2.97:1

AA fail
AA Large fail
AAA fail
UI 3:1 fail

APCA Lc 56

Cornflower Blue textSmall text on black

On black7.06:1

AA pass
AA Large pass
AAA pass
UI 3:1 pass

APCA Lc -46

Black text on Cornflower Blue (#000000)

Test any pair in the contrast checker.

Color blindness preview

How Cornflower Blue appears with each type of color vision deficiency (simulated with the Machado model).

Protanopia#709DF1
Deuteranopia#5E90EB
Tritanopia#00A9B6
Protanomaly#6C9AEF
Deuteranomaly#6192EC
Tritanomaly#4F9DD6
Achromatopsia#969696

Colors similar to Cornflower Blue

The closest named colors by perceptual difference (OKLab).

Use Cornflower Blue in CSS and Tailwind

CSS

.cornflower-blue {
  color: cornflowerblue; /* #6495ED */
  background-color: rgb(100 149 237);
  border-color: oklch(67.5% 0.141 261.3);
}

Tailwind CSS

/* Tailwind CSS v4: bg-cornflower-blue-500, text-cornflower-blue-700... */
@theme {
  --color-cornflower-blue-50: #F7FAFF;
  --color-cornflower-blue-100: #E3EDFF;
  --color-cornflower-blue-200: #C7DAFB;
  --color-cornflower-blue-300: #9CBDF8;
  --color-cornflower-blue-400: #6495ED;
  --color-cornflower-blue-500: #457DE3;
  --color-cornflower-blue-600: #3569CB;
  --color-cornflower-blue-700: #2854A6;
  --color-cornflower-blue-800: #214485;
  --color-cornflower-blue-900: #1B376B;
  --color-cornflower-blue-950: #041434;
}

<!-- or the exact color, no config -->
<div class="bg-[#6495ED] text-[#000000]">…</div>