#4E81E7#4E81E7

#4E81E7 is a mid, vivid blue. Relative luminance 0.231; OKLCH L 61.9% C 0.164 H 262.6°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E81E7
RGB	rgb(78, 129, 231)
HSL	hsl(220, 76%, 61%)
HSV	hsv(220, 66%, 91%)
CMYK	cmyk(66.2%, 44.2%, 0%, 9.4%)
CIE-LAB	lab(55.16, 15.37, -56.80)
CIE-LCH	lch(55.16, 58.84, 285.14°)
OKLab	oklab(61.85% -0.0211 -0.1623)
OKLCH	oklch(61.85% 0.164 262.6)
XYZ	xyz(25.4109, 23.0872, 78.7029)
Luminance	0.2309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E81E7 #E7B44E

analogous

#4ECDE7 #4E81E7 #674EE7

triadic

#4E81E7 #E74E81 #81E74E

tetradic

#4E81E7 #E74ECD #E7B44E #4EE767

square

#4E81E7 #E74ECD #E7B44E #4EE767

split-complementary

#4E81E7 #E7674E #CDE74E

monochromatic

#1646A4 #1E5CDA #4E81E7 #84A7EE #BACEF6

Accessibility & contrast

On white

3.74

#4E81E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#4E81E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E81E7

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E81E7	#FFFFFF	#000000	##000000
##4E81E7	1.00	3.74	5.62	5.62
#FFFFFF	3.74	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F8CEB

Deuteranopia (green-blind)

#347EE5

Tritanopia (blue-blind)

#0099A9

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4e81e7;
/* rgb */ color: rgb(78, 129, 231);
/* oklch */ color: oklch(61.9% 0.164 262.6);

Tailwind

colors: {
  custom: {
    50: '#8fa5ef',
    500: '#4e81e7',
    950: '#000000',
  },
}

SCSS

$custom: #4e81e7;
$custom-light: #8fa5ef;
$custom-dark: #000000;

JSON

{
  "hex": "#4e81e7",
  "rgb": {
    "r": 78,
    "g": 129,
    "b": 231
  },
  "hsl": {
    "h": 220,
    "s": 76.119,
    "l": 60.588
  },
  "oklch": {
    "l": 0.61854,
    "c": 0.16371,
    "h": 262.6
  },
  "luminance": 0.2309
}

Semantic roles & 50–950 ramp

primary

#4E81E7

secondary

#E5D2AB

accent

#950DD8

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #4E81E7

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

Preview Lab → · Contrast checker → · Palette generator →