#3E71D8#3E71D8

#3E71D8 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.8% C 0.168 H 262.5°. Best body text is #FFFFFF at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3E71D8
RGB	rgb(62, 113, 216)
HSL	hsl(220, 66%, 55%)
HSV	hsv(220, 71%, 85%)
CMYK	cmyk(71.3%, 47.7%, 0%, 15.3%)
CIE-LAB	lab(49.24, 17.58, -57.90)
CIE-LCH	lch(49.24, 60.51, 286.89°)
OKLab	oklab(56.83% -0.0218 -0.1661)
OKLCH	oklch(56.83% 0.168 262.5)
XYZ	xyz(20.2820, 17.7901, 67.3174)
Luminance	0.1779 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E71D8 #D8A53E

analogous

#3EBED8 #3E71D8 #583ED8

triadic

#3E71D8 #D83E71 #71D83E

tetradic

#3E71D8 #D83EBE #D8A53E #3ED858

square

#3E71D8 #D83EBE #D8A53E #3ED858

split-complementary

#3E71D8 #D8583E #BED83E

monochromatic

#1A3C81 #2454B4 #3E71D8 #7196E2 #A4BCED

Accessibility & contrast

On white

4.61

#3E71D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#3E71D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3E71D8

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E71D8	#FFFFFF	#000000	##FFFFFF
##3E71D8	1.00	4.61	4.56	4.61
#FFFFFF	4.61	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#397DDC

Deuteranopia (green-blind)

#0B6ED6

Tritanopia (blue-blind)

#00899A

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3e71d8;
/* rgb */ color: rgb(62, 113, 216);
/* oklch */ color: oklch(56.8% 0.168 262.5);

Tailwind

colors: {
  custom: {
    50: '#8699e5',
    500: '#3e71d8',
    950: '#000000',
  },
}

SCSS

$custom: #3e71d8;
$custom-light: #8699e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3e71d8",
  "rgb": {
    "r": 62,
    "g": 113,
    "b": 216
  },
  "hsl": {
    "h": 220.13,
    "s": 66.379,
    "l": 54.51
  },
  "oklch": {
    "l": 0.56833,
    "c": 0.16753,
    "h": 262.5
  },
  "luminance": 0.17792
}

Semantic roles & 50–950 ramp

primary

#3E71D8

secondary

#D9C498

accent

#B13EE9

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D16

muted

#7D7E84

Preview Lab

Preview with #3E71D8

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

Preview Lab → · Contrast checker → · Palette generator →