#4E77B1#4E77B1

#4E77B1 is a mid, moderate blue. Relative luminance 0.180; OKLCH L 56.5% C 0.102 H 257.2°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#4E77B1
RGB	rgb(78, 119, 177)
HSL	hsl(215, 39%, 50%)
HSV	hsv(215, 56%, 69%)
CMYK	cmyk(55.9%, 32.8%, 0%, 30.6%)
CIE-LAB	lab(49.48, 3.14, -35.11)
CIE-LCH	lch(49.48, 35.25, 275.11°)
OKLab	oklab(56.51% -0.0226 -0.099)
OKLCH	oklch(56.51% 0.102 257.2)
XYZ	xyz(17.6718, 17.9863, 44.1269)
Luminance	0.1799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E77B1 #B1884E

analogous

#4EA8B1 #4E77B1 #574EB1

triadic

#4E77B1 #B14E77 #77B14E

tetradic

#4E77B1 #B14EA8 #B1884E #4EB157

square

#4E77B1 #B14EA8 #B1884E #4EB157

split-complementary

#4E77B1 #B1574E #A8B14E

monochromatic

#293E5C #3B5A87 #4E77B1 #7898C4 #A3B8D6

Accessibility & contrast

On white

4.57

#4E77B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#4E77B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E77B1

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E77B1	#FFFFFF	#000000	##000000
##4E77B1	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607BB3

Deuteranopia (green-blind)

#5371B0

Tritanopia (blue-blind)

#0A848C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #4e77b1;
/* rgb */ color: rgb(78, 119, 177);
/* oklch */ color: oklch(56.5% 0.102 257.2);

Tailwind

colors: {
  custom: {
    50: '#879ec8',
    500: '#4e77b1',
    950: '#000000',
  },
}

SCSS

$custom: #4e77b1;
$custom-light: #879ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e77b1",
  "rgb": {
    "r": 78,
    "g": 119,
    "b": 177
  },
  "hsl": {
    "h": 215.152,
    "s": 38.824,
    "l": 50
  },
  "oklch": {
    "l": 0.56511,
    "c": 0.10153,
    "h": 257.2
  },
  "luminance": 0.17988
}

Semantic roles & 50–950 ramp

primary

#4E77B1

secondary

#C4B197

accent

#9E59CF

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E13

muted

#7D7E82

Preview Lab

Preview with #4E77B1

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

Preview Lab → · Contrast checker → · Palette generator →