#4D81E5#4D81E5

#4D81E5 is a mid, vivid blue. Relative luminance 0.229; OKLCH L 61.7% C 0.161 H 262.1°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#4D81E5
RGB	rgb(77, 129, 229)
HSL	hsl(219, 75%, 60%)
HSV	hsv(219, 66%, 90%)
CMYK	cmyk(66.4%, 43.7%, 0%, 10.2%)
CIE-LAB	lab(55.00, 14.52, -55.94)
CIE-LCH	lch(55.00, 57.79, 284.55°)
OKLab	oklab(61.68% -0.0222 -0.1598)
OKLCH	oklch(61.68% 0.161 262.1)
XYZ	xyz(25.0487, 22.9330, 77.2200)
Luminance	0.2293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D81E5 #E5B14D

analogous

#4DCDE5 #4D81E5 #654DE5

triadic

#4D81E5 #E54D81 #81E54D

tetradic

#4D81E5 #E54DCD #E5B14D #4DE565

square

#4D81E5 #E54DCD #E5B14D #4DE565

split-complementary

#4D81E5 #E5654D #CDE54D

monochromatic

#1746A0 #1F5ED6 #4D81E5 #82A7ED #B8CDF5

Accessibility & contrast

On white

3.76

#4D81E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#4D81E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D81E5

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D81E5	#FFFFFF	#000000	##000000
##4D81E5	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#518BE9

Deuteranopia (green-blind)

#377DE3

Tritanopia (blue-blind)

#0098A8

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4d81e5;
/* rgb */ color: rgb(77, 129, 229);
/* oklch */ color: oklch(61.7% 0.161 262.1);

Tailwind

colors: {
  custom: {
    50: '#8ea5ee',
    500: '#4d81e5',
    950: '#000000',
  },
}

SCSS

$custom: #4d81e5;
$custom-light: #8ea5ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4d81e5",
  "rgb": {
    "r": 77,
    "g": 129,
    "b": 229
  },
  "hsl": {
    "h": 219.474,
    "s": 74.51,
    "l": 60
  },
  "oklch": {
    "l": 0.61682,
    "c": 0.16138,
    "h": 262.1
  },
  "luminance": 0.22935
}

Semantic roles & 50–950 ramp

primary

#4D81E5

secondary

#E4D0AA

accent

#B137F1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #4D81E5

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

Preview Lab → · Contrast checker → · Palette generator →