#4E81E8#4E81E8

#4E81E8 is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.9% C 0.165 H 262.7°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4E81E8
RGB	rgb(78, 129, 232)
HSL	hsl(220, 77%, 61%)
HSV	hsv(220, 66%, 91%)
CMYK	cmyk(66.4%, 44.4%, 0%, 9%)
CIE-LAB	lab(55.22, 15.72, -57.26)
CIE-LCH	lch(55.22, 59.38, 285.35°)
OKLab	oklab(61.92% -0.0209 -0.1637)
OKLCH	oklch(61.92% 0.165 262.7)
XYZ	xyz(25.5525, 23.1439, 79.4489)
Luminance	0.2315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81E8 #E8B54E

analogous

#4ECEE8 #4E81E8 #684EE8

triadic

#4E81E8 #E84E81 #81E84E

tetradic

#4E81E8 #E84ECE #E8B54E #4EE868

square

#4E81E8 #E84ECE #E8B54E #4EE868

split-complementary

#4E81E8 #E8684E #CEE84E

monochromatic

#1645A6 #1D5CDC #4E81E8 #84A8EF #BACEF6

Accessibility & contrast

On white

3.73

#4E81E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#4E81E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81E8

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81E8	#FFFFFF	#000000	##000000
##4E81E8	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)

#4F8CEC

Deuteranopia (green-blind)

#337EE6

Tritanopia (blue-blind)

#0099A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4e81e8;
/* rgb */ color: rgb(78, 129, 232);
/* oklch */ color: oklch(61.9% 0.165 262.7);

Tailwind

colors: {
  custom: {
    50: '#8fa5f0',
    500: '#4e81e8',
    950: '#000000',
  },
}

SCSS

$custom: #4e81e8;
$custom-light: #8fa5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81e8",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 232
  },
  "hsl": {
    "h": 220.13,
    "s": 77,
    "l": 60.784
  },
  "oklch": {
    "l": 0.61917,
    "c": 0.16505,
    "h": 262.7
  },
  "luminance": 0.23146
}

Semantic roles & 50–950 ramp

primary

#4E81E8

secondary

#E6D3AC

accent

#950CD9

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4E81E8

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

Preview Lab → · Contrast checker → · Palette generator →