#3A71BE#3A71BE

#3A71BE is a mid, vivid blue. Relative luminance 0.164; OKLCH L 55.0% C 0.134 H 257.3°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3A71BE
RGB	rgb(58, 113, 190)
HSL	hsl(215, 53%, 49%)
HSV	hsv(215, 69%, 75%)
CMYK	cmyk(69.5%, 40.5%, 0%, 25.5%)
CIE-LAB	lab(47.53, 7.56, -45.77)
CIE-LCH	lch(47.53, 46.39, 279.38°)
OKLab	oklab(54.97% -0.0295 -0.1305)
OKLCH	oklch(54.97% 0.134 257.3)
XYZ	xyz(16.9409, 16.4257, 50.9829)
Luminance	0.1643 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71BE #BE873A

analogous

#3AB3BE #3A71BE #453ABE

triadic

#3A71BE #BE3A71 #71BE3A

tetradic

#3A71BE #BE3AB3 #BE873A #3ABE45

square

#3A71BE #BE3AB3 #BE873A #3ABE45

split-complementary

#3A71BE #BE453A #B3BE3A

monochromatic

#1D3960 #2C558F #3A71BE #6592D0 #94B3DE

Accessibility & contrast

On white

4.90

#3A71BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#3A71BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A71BE

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71BE	#FFFFFF	#000000	##FFFFFF
##3A71BE	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D77C1

Deuteranopia (green-blind)

#396BBC

Tritanopia (blue-blind)

#00838E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3a71be;
/* rgb */ color: rgb(58, 113, 190);
/* oklch */ color: oklch(55.0% 0.134 257.3);

Tailwind

colors: {
  custom: {
    50: '#7f99d2',
    500: '#3a71be',
    950: '#000000',
  },
}

SCSS

$custom: #3a71be;
$custom-light: #7f99d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71be",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 190
  },
  "hsl": {
    "h": 215,
    "s": 53.226,
    "l": 48.627
  },
  "oklch": {
    "l": 0.54967,
    "c": 0.13383,
    "h": 257.3
  },
  "luminance": 0.16428
}

Semantic roles & 50–950 ramp

primary

#3A71BE

secondary

#CAAF8A

accent

#A04BDD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3A71BE

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

Preview Lab → · Contrast checker → · Palette generator →