#4E77B7#4E77B7

#4E77B7 is a mid, moderate blue. Relative luminance 0.182; OKLCH L 56.8% C 0.110 H 259.0°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#4E77B7
RGB	rgb(78, 119, 183)
HSL	hsl(217, 42%, 51%)
HSV	hsv(217, 57%, 72%)
CMYK	cmyk(57.4%, 35%, 0%, 28.2%)
CIE-LAB	lab(49.77, 5.12, -38.12)
CIE-LCH	lch(49.77, 38.46, 277.65°)
OKLab	oklab(56.84% -0.0209 -0.1077)
OKLCH	oklch(56.84% 0.11 259)
XYZ	xyz(18.2830, 18.2307, 47.3460)
Luminance	0.1823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E77B7 #B78E4E

analogous

#4EACB7 #4E77B7 #594EB7

triadic

#4E77B7 #B74E77 #77B74E

tetradic

#4E77B7 #B74EAC #B78E4E #4EB759

square

#4E77B7 #B74EAC #B78E4E #4EB759

split-complementary

#4E77B7 #B7594E #ACB74E

monochromatic

#283F63 #3A5B8E #4E77B7 #7A98C9 #A5BADA

Accessibility & contrast

On white

4.52

#4E77B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#4E77B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E77B7

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E77B7	#FFFFFF	#000000	##000000
##4E77B7	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D7CBA

Deuteranopia (green-blind)

#4F72B6

Tritanopia (blue-blind)

#00858E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e77b7;
/* rgb */ color: rgb(78, 119, 183);
/* oklch */ color: oklch(56.8% 0.110 259.0);

Tailwind

colors: {
  custom: {
    50: '#879dcd',
    500: '#4e77b7',
    950: '#000000',
  },
}

SCSS

$custom: #4e77b7;
$custom-light: #879dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#4e77b7",
  "rgb": {
    "r": 78,
    "g": 119,
    "b": 183
  },
  "hsl": {
    "h": 216.571,
    "s": 42.169,
    "l": 51.176
  },
  "oklch": {
    "l": 0.56838,
    "c": 0.10976,
    "h": 259
  },
  "luminance": 0.18232
}

Semantic roles & 50–950 ramp

primary

#4E77B7

secondary

#C8B599

accent

#A156D2

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E77B7

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

Preview Lab → · Contrast checker → · Palette generator →