#3E78D5#3E78D5

#3E78D5 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.1% C 0.155 H 259.5°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#3E78D5
RGB	rgb(62, 120, 213)
HSL	hsl(217, 64%, 54%)
HSV	hsv(217, 71%, 84%)
CMYK	cmyk(70.9%, 43.7%, 0%, 16.5%)
CIE-LAB	lab(50.99, 12.12, -53.39)
CIE-LCH	lch(50.99, 54.75, 282.79°)
OKLab	oklab(58.12% -0.0284 -0.1527)
OKLCH	oklch(58.12% 0.155 259.5)
XYZ	xyz(20.7090, 19.2590, 65.5638)
Luminance	0.1926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E78D5 #D59B3E

analogous

#3EC3D5 #3E78D5 #503ED5

triadic

#3E78D5 #D53E78 #78D53E

tetradic

#3E78D5 #D53EC3 #D59B3E #3ED550

square

#3E78D5 #D53EC3 #D59B3E #3ED550

split-complementary

#3E78D5 #D5503E #C3D53E

monochromatic

#1B417D #265BB0 #3E78D5 #709BE0 #A3BEEB

Accessibility & contrast

On white

4.33

#3E78D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#3E78D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E78D5

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E78D5	#FFFFFF	#000000	##000000
##3E78D5	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A81D9

Deuteranopia (green-blind)

#2E73D3

Tritanopia (blue-blind)

#008E9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3e78d5;
/* rgb */ color: rgb(62, 120, 213);
/* oklch */ color: oklch(58.1% 0.155 259.5);

Tailwind

colors: {
  custom: {
    50: '#859ee2',
    500: '#3e78d5',
    950: '#000000',
  },
}

SCSS

$custom: #3e78d5;
$custom-light: #859ee2;
$custom-dark: #000000;

JSON

{
  "hex": "#3e78d5",
  "rgb": {
    "r": 62,
    "g": 120,
    "b": 213
  },
  "hsl": {
    "h": 216.954,
    "s": 64.255,
    "l": 53.922
  },
  "oklch": {
    "l": 0.58119,
    "c": 0.15535,
    "h": 259.5
  },
  "luminance": 0.19261
}

Semantic roles & 50–950 ramp

primary

#3E78D5

secondary

#D8BF97

accent

#A741E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3E78D5

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

Preview Lab → · Contrast checker → · Palette generator →