#4E77B4#4E77B4

#4E77B4 is a mid, moderate blue. Relative luminance 0.181; OKLCH L 56.7% C 0.106 H 258.1°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#4E77B4
RGB	rgb(78, 119, 180)
HSL	hsl(216, 40%, 51%)
HSV	hsv(216, 57%, 71%)
CMYK	cmyk(56.7%, 33.9%, 0%, 29.4%)
CIE-LAB	lab(49.63, 4.12, -36.62)
CIE-LCH	lch(49.63, 36.85, 276.43°)
OKLab	oklab(56.67% -0.0217 -0.1034)
OKLCH	oklch(56.67% 0.106 258.1)
XYZ	xyz(17.9741, 18.1072, 45.7190)
Luminance	0.1811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E77B4 #B48B4E

analogous

#4EAAB4 #4E77B4 #584EB4

triadic

#4E77B4 #B44E77 #77B44E

tetradic

#4E77B4 #B44EAA #B48B4E #4EB458

square

#4E77B4 #B44EAA #B48B4E #4EB458

split-complementary

#4E77B4 #B4584E #AAB44E

monochromatic

#283E5F #3B5B8A #4E77B4 #7998C6 #A4B9D8

Accessibility & contrast

On white

4.54

#4E77B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#4E77B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E77B4

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E77B4	#FFFFFF	#000000	##000000
##4E77B4	1.00	4.54	4.62	4.62
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E7BB7

Deuteranopia (green-blind)

#5172B3

Tritanopia (blue-blind)

#00858D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e77b4;
/* rgb */ color: rgb(78, 119, 180);
/* oklch */ color: oklch(56.7% 0.106 258.1);

Tailwind

colors: {
  custom: {
    50: '#879dcb',
    500: '#4e77b4',
    950: '#000000',
  },
}

SCSS

$custom: #4e77b4;
$custom-light: #879dcb;
$custom-dark: #000000;

JSON

{
  "hex": "#4e77b4",
  "rgb": {
    "r": 78,
    "g": 119,
    "b": 180
  },
  "hsl": {
    "h": 215.882,
    "s": 40.476,
    "l": 50.588
  },
  "oklch": {
    "l": 0.56673,
    "c": 0.10564,
    "h": 258.1
  },
  "luminance": 0.18109
}

Semantic roles & 50–950 ramp

primary

#4E77B4

secondary

#C6B398

accent

#A057D0

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E77B4

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

Preview Lab → · Contrast checker → · Palette generator →