#4D81F4#4D81F4

#4D81F4 is a light, vivid blue. Relative luminance 0.238; OKLCH L 62.7% C 0.181 H 263.7°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#4D81F4
RGB	rgb(77, 129, 244)
HSL	hsl(221, 88%, 63%)
HSV	hsv(221, 68%, 96%)
CMYK	cmyk(68.4%, 47.1%, 0%, 4.3%)
CIE-LAB	lab(55.89, 19.74, -62.85)
CIE-LCH	lch(55.89, 65.88, 287.44°)
OKLab	oklab(62.65% -0.0199 -0.1802)
OKLCH	oklch(62.65% 0.181 263.7)
XYZ	xyz(27.2342, 23.8072, 88.7304)
Luminance	0.2381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81F4 #F4C04D

analogous

#4DD5F4 #4D81F4 #6C4DF4

triadic

#4D81F4 #F44D81 #81F44D

tetradic

#4D81F4 #F44DD5 #F4C04D #4DF46C

square

#4D81F4 #F44DD5 #F4C04D #4DF46C

split-complementary

#4D81F4 #F46C4D #D5F44D

monochromatic

#0C42BB #1358F0 #4D81F4 #87AAF8 #C0D3FB

Accessibility & contrast

On white

3.64

#4D81F4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#4D81F4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81F4

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81F4	#FFFFFF	#000000	##000000
##4D81F4	1.00	3.64	5.76	5.76
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#448EF8

Deuteranopia (green-blind)

#197FF2

Tritanopia (blue-blind)

#009CAF

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4d81f4;
/* rgb */ color: rgb(77, 129, 244);
/* oklch */ color: oklch(62.7% 0.181 263.7);

Tailwind

colors: {
  custom: {
    50: '#91a5f8',
    500: '#4d81f4',
    950: '#000000',
  },
}

SCSS

$custom: #4d81f4;
$custom-light: #91a5f8;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81f4",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 244
  },
  "hsl": {
    "h": 221.317,
    "s": 88.36,
    "l": 62.941
  },
  "oklch": {
    "l": 0.62653,
    "c": 0.18128,
    "h": 263.7
  },
  "luminance": 0.2381
}

Semantic roles & 50–950 ramp

primary

#4D81F4

secondary

#ECDAB0

accent

#9E01E5

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #4D81F4

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

Preview Lab → · Contrast checker → · Palette generator →