#3E71BB#3E71BB

#3E71BB is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.0% C 0.128 H 257.8°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3E71BB
RGB	rgb(62, 113, 187)
HSL	hsl(216, 50%, 49%)
HSV	hsv(216, 67%, 73%)
CMYK	cmyk(66.8%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(47.52, 7.13, -44.04)
CIE-LCH	lch(47.52, 44.61, 279.19°)
OKLab	oklab(54.95% -0.0271 -0.1254)
OKLCH	oklch(54.95% 0.128 257.8)
XYZ	xyz(16.8581, 16.4206, 49.2851)
Luminance	0.1642 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E71BB #BB883E

analogous

#3EB0BB #3E71BB #4A3EBB

triadic

#3E71BB #BB3E71 #71BB3E

tetradic

#3E71BB #BB3EB0 #BB883E #3EBB4A

square

#3E71BB #BB3EB0 #BB883E #3EBB4A

split-complementary

#3E71BB #BB4A3E #B0BB3E

monochromatic

#20395F #2F558D #3E71BB #6992CD #97B3DC

Accessibility & contrast

On white

4.90

#3E71BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3E71BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3E71BB

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E71BB	#FFFFFF	#000000	##FFFFFF
##3E71BB	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5077BE

Deuteranopia (green-blind)

#3D6BB9

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3e71bb;
/* rgb */ color: rgb(62, 113, 187);
/* oklch */ color: oklch(55.0% 0.128 257.8);

Tailwind

colors: {
  custom: {
    50: '#8099d0',
    500: '#3e71bb',
    950: '#000000',
  },
}

SCSS

$custom: #3e71bb;
$custom-light: #8099d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3e71bb",
  "rgb": {
    "r": 62,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 215.52,
    "s": 50.201,
    "l": 48.824
  },
  "oklch": {
    "l": 0.54952,
    "c": 0.1283,
    "h": 257.8
  },
  "luminance": 0.16422
}

Semantic roles & 50–950 ramp

primary

#3E71BB

secondary

#C8B08D

accent

#A14EDA

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3E71BB

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

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