#3E77DB#3E77DB

#3E77DB is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.3% C 0.165 H 260.7°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3E77DB
RGB	rgb(62, 119, 219)
HSL	hsl(218, 69%, 55%)
HSV	hsv(218, 72%, 86%)
CMYK	cmyk(71.7%, 45.7%, 0%, 14.1%)
CIE-LAB	lab(51.07, 14.91, -56.65)
CIE-LCH	lch(51.07, 58.58, 284.75°)
OKLab	oklab(58.3% -0.0265 -0.1623)
OKLCH	oklch(58.3% 0.165 260.7)
XYZ	xyz(21.3650, 19.3300, 69.6092)
Luminance	0.1933 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E77DB #DBA23E

analogous

#3EC5DB #3E77DB #543EDB

triadic

#3E77DB #DB3E77 #77DB3E

tetradic

#3E77DB #DB3EC5 #DBA23E #3EDB54

square

#3E77DB #DB3EC5 #DBA23E #3EDB54

split-complementary

#3E77DB #DB543E #C5DB3E

monochromatic

#194086 #2359B9 #3E77DB #729BE5 #A5C0EE

Accessibility & contrast

On white

4.32

#3E77DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#3E77DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E77DB

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E77DB	#FFFFFF	#000000	##000000
##3E77DB	1.00	4.32	4.87	4.87
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4381DF

Deuteranopia (green-blind)

#2173D9

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #3e77db;
/* rgb */ color: rgb(62, 119, 219);
/* oklch */ color: oklch(58.3% 0.165 260.7);

Tailwind

colors: {
  custom: {
    50: '#869de7',
    500: '#3e77db',
    950: '#000000',
  },
}

SCSS

$custom: #3e77db;
$custom-light: #869de7;
$custom-dark: #000000;

JSON

{
  "hex": "#3e77db",
  "rgb": {
    "r": 62,
    "g": 119,
    "b": 219
  },
  "hsl": {
    "h": 218.217,
    "s": 68.559,
    "l": 55.098
  },
  "oklch": {
    "l": 0.58298,
    "c": 0.1645,
    "h": 260.7
  },
  "luminance": 0.19332
}

Semantic roles & 50–950 ramp

primary

#3E77DB

secondary

#DBC399

accent

#AC3CEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3E77DB

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

Preview Lab → · Contrast checker → · Palette generator →