#4780E6#4780E6

#4780E6 is a mid, vivid blue. Relative luminance 0.225; OKLCH L 61.3% C 0.166 H 261.0°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#4780E6
RGB	rgb(71, 128, 230)
HSL	hsl(218, 76%, 59%)
HSV	hsv(218, 69%, 90%)
CMYK	cmyk(69.1%, 44.3%, 0%, 9.8%)
CIE-LAB	lab(54.54, 14.56, -57.25)
CIE-LCH	lch(54.54, 59.07, 284.27°)
OKLab	oklab(61.28% -0.0258 -0.1638)
OKLCH	oklch(61.28% 0.166 261)
XYZ	xyz(24.5955, 22.4886, 77.8921)
Luminance	0.2249 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4780E6 #E6AD47

analogous

#47CFE6 #4780E6 #5E47E6

triadic

#4780E6 #E64780 #80E647

tetradic

#4780E6 #E647CF #E6AD47 #47E65E

square

#4780E6 #E647CF #E6AD47 #47E65E

split-complementary

#4780E6 #E65E47 #CFE647

monochromatic

#15469D #1D5ED3 #4780E6 #7DA5ED #B3CAF5

Accessibility & contrast

On white

3.82

#4780E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#4780E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4780E6

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4780E6	#FFFFFF	#000000	##000000
##4780E6	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D8AEA

Deuteranopia (green-blind)

#2F7CE4

Tritanopia (blue-blind)

#0098A8

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4780e6;
/* rgb */ color: rgb(71, 128, 230);
/* oklch */ color: oklch(61.3% 0.166 261.0);

Tailwind

colors: {
  custom: {
    50: '#8ca4ee',
    500: '#4780e6',
    950: '#000000',
  },
}

SCSS

$custom: #4780e6;
$custom-light: #8ca4ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4780e6",
  "rgb": {
    "r": 71,
    "g": 128,
    "b": 230
  },
  "hsl": {
    "h": 218.491,
    "s": 76.077,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61277,
    "c": 0.16584,
    "h": 261
  },
  "luminance": 0.22491
}

Semantic roles & 50–950 ramp

primary

#4780E6

secondary

#E4CDA5

accent

#AF35F3

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4780E6

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

Preview Lab → · Contrast checker → · Palette generator →