#4E81FF#4E81FF

#4E81FF is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.4% C 0.195 H 264.8°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#4E81FF
RGB	rgb(78, 129, 255)
HSL	hsl(223, 100%, 65%)
HSV	hsv(223, 69%, 100%)
CMYK	cmyk(69.4%, 49.4%, 0%, 0%)
CIE-LAB	lab(56.62, 23.72, -67.76)
CIE-LCH	lch(56.62, 71.79, 289.29°)
OKLab	oklab(63.44% -0.0177 -0.1946)
OKLCH	oklch(63.44% 0.195 264.8)
XYZ	xyz(29.0358, 24.5372, 97.7943)
Luminance	0.2454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81FF #FFCC4E

analogous

#4ED9FF #4E81FF #734EFF

triadic

#4E81FF #FF4E81 #81FF4E

tetradic

#4E81FF #FF4ED9 #FFCC4E #4EFF73

square

#4E81FF #FF4ED9 #FFCC4E #4EFF73

split-complementary

#4E81FF #FF734E #D9FF4E

monochromatic

#003DD3 #1155FF #4E81FF #8BADFF #C8D8FF

Accessibility & contrast

On white

3.55

#4E81FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#4E81FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81FF

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81FF	#FFFFFF	#000000	##000000
##4E81FF	1.00	3.55	5.91	5.91
#FFFFFF	3.55	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3790FF

Deuteranopia (green-blind)

#0080FC

Tritanopia (blue-blind)

#009FB4

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4e81ff;
/* rgb */ color: rgb(78, 129, 255);
/* oklch */ color: oklch(63.4% 0.195 264.8);

Tailwind

colors: {
  custom: {
    50: '#93a5ff',
    500: '#4e81ff',
    950: '#000000',
  },
}

SCSS

$custom: #4e81ff;
$custom-light: #93a5ff;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81ff",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 255
  },
  "hsl": {
    "h": 222.712,
    "s": 100,
    "l": 65.294
  },
  "oklch": {
    "l": 0.6344,
    "c": 0.1954,
    "h": 264.8
  },
  "luminance": 0.2454
}

Semantic roles & 50–950 ramp

primary

#4E81FF

secondary

#F2E1B7

accent

#A300E6

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0F0F18

muted

#7E7F86

Preview Lab

Preview with #4E81FF

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

Preview Lab → · Contrast checker → · Palette generator →