#3A71CF#3A71CF

#3A71CF is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.1% C 0.157 H 260.4°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3A71CF
RGB	rgb(58, 113, 207)
HSL	hsl(218, 61%, 52%)
HSV	hsv(218, 72%, 81%)
CMYK	cmyk(72%, 45.4%, 0%, 18.8%)
CIE-LAB	lab(48.53, 13.75, -53.93)
CIE-LCH	lch(48.53, 55.66, 284.30°)
OKLab	oklab(56.06% -0.0262 -0.1545)
OKLCH	oklch(56.06% 0.157 260.4)
XYZ	xyz(18.9085, 17.2127, 61.3453)
Luminance	0.1721 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71CF #CF983A

analogous

#3ABCCF #3A71CF #4E3ACF

triadic

#3A71CF #CF3A71 #71CF3A

tetradic

#3A71CF #CF3ABC #CF983A #3ACF4E

square

#3A71CF #CF3ABC #CF983A #3ACF4E

split-complementary

#3A71CF #CF4E3A #BCCF3A

monochromatic

#1C3C73 #2856A4 #3A71CF #6B94DB #9CB8E7

Accessibility & contrast

On white

4.73

#3A71CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#3A71CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A71CF

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71CF	#FFFFFF	#000000	##FFFFFF
##3A71CF	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#417BD3

Deuteranopia (green-blind)

#216DCD

Tritanopia (blue-blind)

#008796

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3a71cf;
/* rgb */ color: rgb(58, 113, 207);
/* oklch */ color: oklch(56.1% 0.157 260.4);

Tailwind

colors: {
  custom: {
    50: '#8299de',
    500: '#3a71cf',
    950: '#000000',
  },
}

SCSS

$custom: #3a71cf;
$custom-light: #8299de;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71cf",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 207
  },
  "hsl": {
    "h": 217.852,
    "s": 60.816,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56062,
    "c": 0.15671,
    "h": 260.4
  },
  "luminance": 0.17215
}

Semantic roles & 50–950 ramp

primary

#3A71CF

secondary

#D3BB92

accent

#A944E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A71CF

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

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