#4E77CF#4E77CF

#4E77CF is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.2% C 0.143 H 263.7°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4E77CF
RGB	rgb(78, 119, 207)
HSL	hsl(221, 57%, 56%)
HSV	hsv(221, 62%, 81%)
CMYK	cmyk(62.3%, 42.5%, 0%, 18.8%)
CIE-LAB	lab(51.06, 13.23, -49.84)
CIE-LCH	lch(51.06, 51.56, 284.86°)
OKLab	oklab(58.25% -0.0156 -0.142)
OKLCH	oklch(58.25% 0.143 263.7)
XYZ	xyz(20.9973, 19.3165, 61.6413)
Luminance	0.1932 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E77CF #CFA64E

analogous

#4EB7CF #4E77CF #654ECF

triadic

#4E77CF #CF4E77 #77CF4E

tetradic

#4E77CF #CF4EB7 #CFA64E #4ECF65

square

#4E77CF #CF4EB7 #CFA64E #4ECF65

split-complementary

#4E77CF #CF654E #B7CF4E

monochromatic

#234080 #3059B0 #4E77CF #7E9CDC #AEC1E9

Accessibility & contrast

On white

4.32

#4E77CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4E77CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E77CF

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E77CF	#FFFFFF	#000000	##000000
##4E77CF	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F80D2

Deuteranopia (green-blind)

#3C74CD

Tritanopia (blue-blind)

#008B99

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4e77cf;
/* rgb */ color: rgb(78, 119, 207);
/* oklch */ color: oklch(58.2% 0.143 263.7);

Tailwind

colors: {
  custom: {
    50: '#8b9dde',
    500: '#4e77cf',
    950: '#000000',
  },
}

SCSS

$custom: #4e77cf;
$custom-light: #8b9dde;
$custom-dark: #000000;

JSON

{
  "hex": "#4e77cf",
  "rgb": {
    "r": 78,
    "g": 119,
    "b": 207
  },
  "hsl": {
    "h": 220.93,
    "s": 57.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.58247,
    "c": 0.1429,
    "h": 263.7
  },
  "luminance": 0.19318
}

Semantic roles & 50–950 ramp

primary

#4E77CF

secondary

#D7C6A2

accent

#B047E1

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4E77CF

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

Preview Lab → · Contrast checker → · Palette generator →