#4783E1#4783E1

#4783E1 is a mid, vivid blue. Relative luminance 0.230; OKLCH L 61.6% C 0.156 H 259.1°. Best body text is #000000 at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#4783E1
RGB	rgb(71, 131, 225)
HSL	hsl(217, 72%, 58%)
HSV	hsv(217, 68%, 88%)
CMYK	cmyk(68.4%, 41.8%, 0%, 11.8%)
CIE-LAB	lab(55.08, 10.97, -53.59)
CIE-LCH	lch(55.08, 54.70, 281.57°)
OKLab	oklab(61.6% -0.0295 -0.153)
OKLCH	oklch(61.6% 0.156 259.1)
XYZ	xyz(24.3005, 23.0059, 74.3795)
Luminance	0.2301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4783E1 #E1A547

analogous

#47D0E1 #4783E1 #5847E1

triadic

#4783E1 #E14783 #83E147

tetradic

#4783E1 #E147D0 #E1A547 #47E158

square

#4783E1 #E147D0 #E1A547 #47E158

split-complementary

#4783E1 #E15847 #D0E147

monochromatic

#184995 #2163CA #4783E1 #7CA6EA #B0CAF2

Accessibility & contrast

On white

3.75

#4783E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.60

#4783E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4783E1

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4783E1	#FFFFFF	#000000	##000000
##4783E1	1.00	3.75	5.60	5.60
#FFFFFF	3.75	1.00	21.00	21.00
#000000	5.60	21.00	1.00	1.00
##000000	5.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#578CE5

Deuteranopia (green-blind)

#3D7DDF

Tritanopia (blue-blind)

#0099A7

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4783e1;
/* rgb */ color: rgb(71, 131, 225);
/* oklch */ color: oklch(61.6% 0.156 259.1);

Tailwind

colors: {
  custom: {
    50: '#8ba6eb',
    500: '#4783e1',
    950: '#000000',
  },
}

SCSS

$custom: #4783e1;
$custom-light: #8ba6eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4783e1",
  "rgb": {
    "r": 71,
    "g": 131,
    "b": 225
  },
  "hsl": {
    "h": 216.623,
    "s": 71.963,
    "l": 58.039
  },
  "oklch": {
    "l": 0.61599,
    "c": 0.15584,
    "h": 259.1
  },
  "luminance": 0.23008
}

Semantic roles & 50–950 ramp

primary

#4783E1

secondary

#E1C9A3

accent

#A839EF

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4783E1

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

Preview Lab → · Contrast checker → · Palette generator →