#4783E4#4783E4

#4783E4 is a mid, vivid blue. Relative luminance 0.232; OKLCH L 61.8% C 0.160 H 259.6°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4783E4
RGB	rgb(71, 131, 228)
HSL	hsl(217, 74%, 59%)
HSV	hsv(217, 69%, 89%)
CMYK	cmyk(68.9%, 42.5%, 0%, 10.6%)
CIE-LAB	lab(55.25, 12.03, -55.00)
CIE-LCH	lch(55.25, 56.30, 282.33°)
OKLab	oklab(61.79% -0.0289 -0.1572)
OKLCH	oklch(61.79% 0.16 259.6)
XYZ	xyz(24.7134, 23.1711, 76.5538)
Luminance	0.2317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4783E4 #E4A847

analogous

#47D2E4 #4783E4 #5947E4

triadic

#4783E4 #E44783 #83E447

tetradic

#4783E4 #E447D2 #E4A847 #47E459

square

#4783E4 #E447D2 #E4A847 #47E459

split-complementary

#4783E4 #E45947 #D2E447

monochromatic

#17499A #1E62CF #4783E4 #7CA7EC #B2CBF4

Accessibility & contrast

On white

3.73

#4783E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#4783E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4783E4

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4783E4	#FFFFFF	#000000	##000000
##4783E4	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#548CE8

Deuteranopia (green-blind)

#3A7EE2

Tritanopia (blue-blind)

#0099A8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4783e4;
/* rgb */ color: rgb(71, 131, 228);
/* oklch */ color: oklch(61.8% 0.160 259.6);

Tailwind

colors: {
  custom: {
    50: '#8ba6ed',
    500: '#4783e4',
    950: '#000000',
  },
}

SCSS

$custom: #4783e4;
$custom-light: #8ba6ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4783e4",
  "rgb": {
    "r": 71,
    "g": 131,
    "b": 228
  },
  "hsl": {
    "h": 217.07,
    "s": 74.408,
    "l": 58.627
  },
  "oklch": {
    "l": 0.61785,
    "c": 0.15979,
    "h": 259.6
  },
  "luminance": 0.23174
}

Semantic roles & 50–950 ramp

primary

#4783E4

secondary

#E2CBA4

accent

#AA37F1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4783E4

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

Preview Lab → · Contrast checker → · Palette generator →