#4E81DF#4E81DF

#4E81DF is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.4% C 0.153 H 261.5°. Best body text is #000000 at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#4E81DF
RGB	rgb(78, 129, 223)
HSL	hsl(219, 69%, 59%)
HSV	hsv(219, 65%, 87%)
CMYK	cmyk(65%, 42.2%, 0%, 12.5%)
CIE-LAB	lab(54.71, 12.61, -53.05)
CIE-LCH	lch(54.71, 54.53, 283.37°)
OKLab	oklab(61.35% -0.0225 -0.1513)
OKLCH	oklch(61.35% 0.153 261.5)
XYZ	xyz(24.3067, 22.6456, 72.8878)
Luminance	0.2265 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81DF #DFAC4E

analogous

#4EC9DF #4E81DF #644EDF

triadic

#4E81DF #DF4E81 #81DF4E

tetradic

#4E81DF #DF4EC9 #DFAC4E #4EDF64

square

#4E81DF #DF4EC9 #DFAC4E #4EDF64

split-complementary

#4E81DF #DF644E #C9DF4E

monochromatic

#1B4797 #255FCB #4E81DF #82A6E8 #B6CBF2

Accessibility & contrast

On white

3.80

#4E81DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.53

#4E81DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81DF

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81DF	#FFFFFF	#000000	##000000
##4E81DF	1.00	3.80	5.53	5.53
#FFFFFF	3.80	1.00	21.00	21.00
#000000	5.53	21.00	1.00	1.00
##000000	5.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#558AE3

Deuteranopia (green-blind)

#3E7DDD

Tritanopia (blue-blind)

#0097A5

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4e81df;
/* rgb */ color: rgb(78, 129, 223);
/* oklch */ color: oklch(61.4% 0.153 261.5);

Tailwind

colors: {
  custom: {
    50: '#8da5e9',
    500: '#4e81df',
    950: '#000000',
  },
}

SCSS

$custom: #4e81df;
$custom-light: #8da5e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81df",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 223
  },
  "hsl": {
    "h": 218.897,
    "s": 69.378,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61354,
    "c": 0.15301,
    "h": 261.5
  },
  "luminance": 0.22648
}

Semantic roles & 50–950 ramp

primary

#4E81DF

secondary

#E1CDA8

accent

#AE3CEC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4E81DF

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

Preview Lab → · Contrast checker → · Palette generator →