#4780E2#4780E2

#4780E2 is a mid, vivid blue. Relative luminance 0.223; OKLCH L 61.0% C 0.161 H 260.5°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#4780E2
RGB	rgb(71, 128, 226)
HSL	hsl(218, 73%, 58%)
HSV	hsv(218, 69%, 89%)
CMYK	cmyk(68.6%, 43.4%, 0%, 11.4%)
CIE-LAB	lab(54.31, 13.15, -55.38)
CIE-LCH	lch(54.31, 56.92, 283.36°)
OKLab	oklab(61.02% -0.0266 -0.1583)
OKLCH	oklch(61.02% 0.161 260.5)
XYZ	xyz(24.0403, 22.2664, 74.9677)
Luminance	0.2227 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780E2 #E2A947

analogous

#47CEE2 #4780E2 #5B47E2

triadic

#4780E2 #E24780 #80E247

tetradic

#4780E2 #E247CE #E2A947 #47E25B

square

#4780E2 #E247CE #E2A947 #47E25B

split-complementary

#4780E2 #E25B47 #CEE247

monochromatic

#184697 #205FCC #4780E2 #7CA4EA #B1C9F3

Accessibility & contrast

On white

3.85

#4780E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#4780E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780E2

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780E2	#FFFFFF	#000000	##000000
##4780E2	1.00	3.85	5.45	5.45
#FFFFFF	3.85	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#508AE6

Deuteranopia (green-blind)

#357BE0

Tritanopia (blue-blind)

#0097A6

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4780e2;
/* rgb */ color: rgb(71, 128, 226);
/* oklch */ color: oklch(61.0% 0.161 260.5);

Tailwind

colors: {
  custom: {
    50: '#8ba4ec',
    500: '#4780e2',
    950: '#000000',
  },
}

SCSS

$custom: #4780e2;
$custom-light: #8ba4ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4780e2",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 226
  },
  "hsl": {
    "h": 217.935,
    "s": 72.77,
    "l": 58.235
  },
  "oklch": {
    "l": 0.61023,
    "c": 0.16053,
    "h": 260.5
  },
  "luminance": 0.22269
}

Semantic roles & 50–950 ramp

primary

#4780E2

secondary

#E1CBA4

accent

#AC38EF

background

#F9FAFE

surface

#F1F3FD

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4780E2

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

Preview Lab → · Contrast checker → · Palette generator →