#4781E0#4781E0

#4781E0 is a mid, vivid blue. Relative luminance 0.224; OKLCH L 61.1% C 0.157 H 259.8°. Best body text is #000000 at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#4781E0
RGB	rgb(71, 129, 224)
HSL	hsl(217, 71%, 58%)
HSV	hsv(217, 68%, 88%)
CMYK	cmyk(68.3%, 42.4%, 0%, 12.2%)
CIE-LAB	lab(54.47, 11.84, -54.00)
CIE-LCH	lch(54.47, 55.29, 282.36°)
OKLab	oklab(61.11% -0.0278 -0.1543)
OKLCH	oklch(61.11% 0.157 259.8)
XYZ	xyz(23.8985, 22.4195, 73.5745)
Luminance	0.2242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4781E0 #E0A647

analogous

#47CDE0 #4781E0 #5947E0

triadic

#4781E0 #E04781 #81E047

tetradic

#4781E0 #E047CD #E0A647 #47E059

square

#4781E0 #E047CD #E0A647 #47E059

split-complementary

#4781E0 #E05947 #CDE047

monochromatic

#194794 #2261C8 #4781E0 #7BA5E9 #B0C9F2

Accessibility & contrast

On white

3.83

#4781E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.48

#4781E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4781E0

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4781E0	#FFFFFF	#000000	##000000
##4781E0	1.00	3.83	5.48	5.48
#FFFFFF	3.83	1.00	21.00	21.00
#000000	5.48	21.00	1.00	1.00
##000000	5.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#548AE4

Deuteranopia (green-blind)

#3A7CDE

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4781e0;
/* rgb */ color: rgb(71, 129, 224);
/* oklch */ color: oklch(61.1% 0.157 259.8);

Tailwind

colors: {
  custom: {
    50: '#8aa5ea',
    500: '#4781e0',
    950: '#000000',
  },
}

SCSS

$custom: #4781e0;
$custom-light: #8aa5ea;
$custom-dark: #000000;

JSON

{
  "hex": "#4781e0",
  "rgb": {
    "r": 71,
    "g": 129,
    "b": 224
  },
  "hsl": {
    "h": 217.255,
    "s": 71.163,
    "l": 57.843
  },
  "oklch": {
    "l": 0.6111,
    "c": 0.15675,
    "h": 259.8
  },
  "luminance": 0.22422
}

Semantic roles & 50–950 ramp

primary

#4781E0

secondary

#E0C9A3

accent

#AA3AEE

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4781E0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →