#4E77DB#4E77DB

#4E77DB is a mid, vivid blue. Relative luminance 0.199; OKLCH L 59.0% C 0.159 H 265.1°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#4E77DB
RGB	rgb(78, 119, 219)
HSL	hsl(223, 66%, 58%)
HSV	hsv(223, 64%, 86%)
CMYK	cmyk(64.4%, 45.7%, 0%, 14.1%)
CIE-LAB	lab(51.75, 17.36, -55.52)
CIE-LCH	lch(51.75, 58.17, 287.36°)
OKLab	oklab(59.01% -0.0136 -0.1587)
OKLCH	oklch(59.01% 0.159 265.1)
XYZ	xyz(22.5205, 19.9257, 69.6633)
Luminance	0.1993 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E77DB #DBB24E

analogous

#4EBDDB #4E77DB #6B4EDB

triadic

#4E77DB #DB4E77 #77DB4E

tetradic

#4E77DB #DB4EBD #DBB24E #4EDB6B

square

#4E77DB #DB4EBD #DBB24E #4EDB6B

split-complementary

#4E77DB #DB6B4E #BDDB4E

monochromatic

#1E3F91 #2855C4 #4E77DB #819EE5 #B4C5F0

Accessibility & contrast

On white

4.21

#4E77DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#4E77DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E77DB

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E77DB	#FFFFFF	#000000	##000000
##4E77DB	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4682DF

Deuteranopia (green-blind)

#2C75D9

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4e77db;
/* rgb */ color: rgb(78, 119, 219);
/* oklch */ color: oklch(59.0% 0.159 265.1);

Tailwind

colors: {
  custom: {
    50: '#8d9de7',
    500: '#4e77db',
    950: '#000000',
  },
}

SCSS

$custom: #4e77db;
$custom-light: #8d9de7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e77db",
  "rgb": {
    "r": 78,
    "g": 119,
    "b": 219
  },
  "hsl": {
    "h": 222.553,
    "s": 66.197,
    "l": 58.235
  },
  "oklch": {
    "l": 0.59009,
    "c": 0.15932,
    "h": 265.1
  },
  "luminance": 0.19928
}

Semantic roles & 50–950 ramp

primary

#4E77DB

secondary

#DECEA6

accent

#B83FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4E77DB

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

Preview Lab → · Contrast checker → · Palette generator →