#4B77BE#4B77BE

#4B77BE is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.1% C 0.121 H 259.6°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#4B77BE
RGB	rgb(75, 119, 190)
HSL	hsl(217, 47%, 52%)
HSV	hsv(217, 61%, 75%)
CMYK	cmyk(60.5%, 37.4%, 0%, 25.5%)
CIE-LAB	lab(49.98, 6.85, -41.83)
CIE-LCH	lch(49.98, 42.39, 279.31°)
OKLab	oklab(57.08% -0.0219 -0.1186)
OKLCH	oklch(57.08% 0.121 259.6)
XYZ	xyz(18.7895, 18.4056, 51.2677)
Luminance	0.1841 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B77BE #BE924B

analogous

#4BB1BE #4B77BE #584BBE

triadic

#4B77BE #BE4B77 #77BE4B

tetradic

#4B77BE #BE4BB1 #BE924B #4BBE58

square

#4B77BE #BE4BB1 #BE924B #4BBE58

split-complementary

#4B77BE #BE584B #B1BE4B

monochromatic

#263F69 #365B96 #4B77BE #7899CE #A5BBDE

Accessibility & contrast

On white

4.49

#4B77BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#4B77BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B77BE

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B77BE	#FFFFFF	#000000	##000000
##4B77BE	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#597DC1

Deuteranopia (green-blind)

#4972BD

Tritanopia (blue-blind)

#008791

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4b77be;
/* rgb */ color: rgb(75, 119, 190);
/* oklch */ color: oklch(57.1% 0.121 259.6);

Tailwind

colors: {
  custom: {
    50: '#879dd2',
    500: '#4b77be',
    950: '#000000',
  },
}

SCSS

$custom: #4b77be;
$custom-light: #879dd2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b77be",
  "rgb": {
    "r": 75,
    "g": 119,
    "b": 190
  },
  "hsl": {
    "h": 217.043,
    "s": 46.939,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57078,
    "c": 0.12063,
    "h": 259.6
  },
  "luminance": 0.18407
}

Semantic roles & 50–950 ramp

primary

#4B77BE

secondary

#CCB899

accent

#A451D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4B77BE

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

Preview Lab → · Contrast checker → · Palette generator →