#3A71CC#3A71CC

#3A71CC is a mid, vivid blue. Relative luminance 0.171; OKLCH L 55.9% C 0.153 H 259.9°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3A71CC
RGB	rgb(58, 113, 204)
HSL	hsl(217, 59%, 51%)
HSV	hsv(217, 72%, 80%)
CMYK	cmyk(71.6%, 44.6%, 0%, 20%)
CIE-LAB	lab(48.34, 12.65, -52.51)
CIE-LCH	lch(48.34, 54.01, 283.55°)
OKLab	oklab(55.86% -0.0267 -0.1503)
OKLCH	oklch(55.86% 0.153 259.9)
XYZ	xyz(18.5452, 17.0674, 59.4320)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71CC #CC953A

analogous

#3ABACC #3A71CC #4C3ACC

triadic

#3A71CC #CC3A71 #71CC3A

tetradic

#3A71CC #CC3ABA #CC953A #3ACC4C

square

#3A71CC #CC3ABA #CC953A #3ACC4C

split-complementary

#3A71CC #CC4C3A #BACC3A

monochromatic

#1D3C6F #2956A0 #3A71CC #6B94D9 #9BB7E5

Accessibility & contrast

On white

4.76

#3A71CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3A71CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A71CC

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71CC	#FFFFFF	#000000	##FFFFFF
##3A71CC	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ACF

Deuteranopia (green-blind)

#276DCA

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3a71cc;
/* rgb */ color: rgb(58, 113, 204);
/* oklch */ color: oklch(55.9% 0.153 259.9);

Tailwind

colors: {
  custom: {
    50: '#8299dc',
    500: '#3a71cc',
    950: '#000000',
  },
}

SCSS

$custom: #3a71cc;
$custom-light: #8299dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71cc",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 204
  },
  "hsl": {
    "h": 217.397,
    "s": 58.871,
    "l": 51.373
  },
  "oklch": {
    "l": 0.55863,
    "c": 0.15269,
    "h": 259.9
  },
  "luminance": 0.17069
}

Semantic roles & 50–950 ramp

primary

#3A71CC

secondary

#D1B991

accent

#A746E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A71CC

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

Preview Lab → · Contrast checker → · Palette generator →