#3E77D8#3E77D8

#3E77D8 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.1% C 0.161 H 260.3°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3E77D8
RGB	rgb(62, 119, 216)
HSL	hsl(218, 66%, 55%)
HSV	hsv(218, 71%, 85%)
CMYK	cmyk(71.3%, 44.9%, 0%, 15.3%)
CIE-LAB	lab(50.89, 13.83, -55.25)
CIE-LCH	lch(50.89, 56.95, 284.05°)
OKLab	oklab(58.1% -0.027 -0.1582)
OKLCH	oklch(58.1% 0.161 260.3)
XYZ	xyz(20.9736, 19.1734, 67.5479)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E77D8 #D89F3E

analogous

#3EC4D8 #3E77D8 #523ED8

triadic

#3E77D8 #D83E77 #77D83E

tetradic

#3E77D8 #D83EC4 #D89F3E #3ED852

square

#3E77D8 #D83EC4 #D89F3E #3ED852

split-complementary

#3E77D8 #D8523E #C4D83E

monochromatic

#1A4081 #245AB4 #3E77D8 #719BE2 #A4BFED

Accessibility & contrast

On white

4.34

#3E77D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#3E77D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E77D8

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E77D8	#FFFFFF	#000000	##000000
##3E77D8	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4681DC

Deuteranopia (green-blind)

#2773D6

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3e77d8;
/* rgb */ color: rgb(62, 119, 216);
/* oklch */ color: oklch(58.1% 0.161 260.3);

Tailwind

colors: {
  custom: {
    50: '#869de5',
    500: '#3e77d8',
    950: '#000000',
  },
}

SCSS

$custom: #3e77d8;
$custom-light: #869de5;
$custom-dark: #000000;

JSON

{
  "hex": "#3e77d8",
  "rgb": {
    "r": 62,
    "g": 119,
    "b": 216
  },
  "hsl": {
    "h": 217.792,
    "s": 66.379,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58099,
    "c": 0.1605,
    "h": 260.3
  },
  "luminance": 0.19176
}

Semantic roles & 50–950 ramp

primary

#3E77D8

secondary

#D9C198

accent

#AA3EE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3E77D8

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

Preview Lab → · Contrast checker → · Palette generator →