#3E78E1#3E78E1

#3E78E1 is a mid, vivid blue. Relative luminance 0.199; OKLCH L 58.9% C 0.171 H 261.1°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#3E78E1
RGB	rgb(62, 120, 225)
HSL	hsl(219, 73%, 56%)
HSV	hsv(219, 72%, 88%)
CMYK	cmyk(72.4%, 46.7%, 0%, 11.8%)
CIE-LAB	lab(51.71, 16.46, -59.00)
CIE-LCH	lch(51.71, 61.26, 285.59°)
OKLab	oklab(58.91% -0.0264 -0.1692)
OKLCH	oklch(58.91% 0.171 261.1)
XYZ	xyz(22.2888, 19.8909, 73.8842)
Luminance	0.1989 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E78E1 #E1A73E

analogous

#3ECAE1 #3E78E1 #563EE1

triadic

#3E78E1 #E13E78 #78E13E

tetradic

#3E78E1 #E13ECA #E1A73E #3EE156

square

#3E78E1 #E13ECA #E1A73E #3EE156

split-complementary

#3E78E1 #E1563E #CAE13E

monochromatic

#16418E #1E59C3 #3E78E1 #739DE9 #A8C2F1

Accessibility & contrast

On white

4.22

#3E78E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#3E78E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E78E1

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E78E1	#FFFFFF	#000000	##000000
##3E78E1	1.00	4.22	4.98	4.98
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4083E5

Deuteranopia (green-blind)

#1574DF

Tritanopia (blue-blind)

#0091A2

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3e78e1;
/* rgb */ color: rgb(62, 120, 225);
/* oklch */ color: oklch(58.9% 0.171 261.1);

Tailwind

colors: {
  custom: {
    50: '#879eeb',
    500: '#3e78e1',
    950: '#000000',
  },
}

SCSS

$custom: #3e78e1;
$custom-light: #879eeb;
$custom-dark: #000000;

JSON

{
  "hex": "#3e78e1",
  "rgb": {
    "r": 62,
    "g": 120,
    "b": 225
  },
  "hsl": {
    "h": 218.65,
    "s": 73.094,
    "l": 56.275
  },
  "oklch": {
    "l": 0.5891,
    "c": 0.17128,
    "h": 261.1
  },
  "luminance": 0.19893
}

Semantic roles & 50–950 ramp

primary

#3E78E1

secondary

#DFC79C

accent

#AE38F0

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #3E78E1

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

Preview Lab → · Contrast checker → · Palette generator →