#4B77E8#4B77E8

#4B77E8 is a mid, vivid blue. Relative luminance 0.205; OKLCH L 59.7% C 0.178 H 265.4°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#4B77E8
RGB	rgb(75, 119, 232)
HSL	hsl(223, 77%, 60%)
HSV	hsv(223, 68%, 91%)
CMYK	cmyk(67.7%, 48.7%, 0%, 9%)
CIE-LAB	lab(52.41, 21.41, -61.78)
CIE-LCH	lch(52.41, 65.38, 289.11°)
OKLab	oklab(59.73% -0.0144 -0.1772)
OKLCH	oklch(59.73% 0.178 265.4)
XYZ	xyz(24.0589, 20.5133, 79.0198)
Luminance	0.2052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B77E8 #E8BC4B

analogous

#4BC5E8 #4B77E8 #6E4BE8

triadic

#4B77E8 #E84B77 #77E84B

tetradic

#4B77E8 #E84BC5 #E8BC4B #4BE86E

square

#4B77E8 #E84BC5 #E8BC4B #4BE86E

split-complementary

#4B77E8 #E86E4B #C5E84B

monochromatic

#153DA4 #1C51DA #4B77E8 #81A0EF #B8C9F6

Accessibility & contrast

On white

4.12

#4B77E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#4B77E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B77E8

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B77E8	#FFFFFF	#000000	##000000
##4B77E8	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3885EC

Deuteranopia (green-blind)

#0276E6

Tritanopia (blue-blind)

#0092A4

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4b77e8;
/* rgb */ color: rgb(75, 119, 232);
/* oklch */ color: oklch(59.7% 0.178 265.4);

Tailwind

colors: {
  custom: {
    50: '#8e9df0',
    500: '#4b77e8',
    950: '#000000',
  },
}

SCSS

$custom: #4b77e8;
$custom-light: #8e9df0;
$custom-dark: #000000;

JSON

{
  "hex": "#4b77e8",
  "rgb": {
    "r": 75,
    "g": 119,
    "b": 232
  },
  "hsl": {
    "h": 223.185,
    "s": 77.34,
    "l": 60.196
  },
  "oklch": {
    "l": 0.59732,
    "c": 0.17778,
    "h": 265.4
  },
  "luminance": 0.20516
}

Semantic roles & 50–950 ramp

primary

#4B77E8

secondary

#E6D5A9

accent

#A00CDA

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4B77E8

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

Preview Lab → · Contrast checker → · Palette generator →