#3A71C1#3A71C1

#3A71C1 is a mid, vivid blue. Relative luminance 0.166; OKLCH L 55.2% C 0.138 H 257.9°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#3A71C1
RGB	rgb(58, 113, 193)
HSL	hsl(216, 54%, 49%)
HSV	hsv(216, 70%, 76%)
CMYK	cmyk(69.9%, 41.5%, 0%, 24.3%)
CIE-LAB	lab(47.70, 8.65, -47.23)
CIE-LCH	lch(47.70, 48.02, 280.37°)
OKLab	oklab(55.15% -0.0289 -0.1348)
OKLCH	oklch(55.15% 0.138 257.9)
XYZ	xyz(17.2722, 16.5582, 52.7275)
Luminance	0.1656 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71C1 #C18A3A

analogous

#3AB5C1 #3A71C1 #473AC1

triadic

#3A71C1 #C13A71 #71C13A

tetradic

#3A71C1 #C13AB5 #C18A3A #3AC147

square

#3A71C1 #C13AB5 #C18A3A #3AC147

split-complementary

#3A71C1 #C1473A #B5C13A

monochromatic

#1E3A63 #2C5592 #3A71C1 #6792D1 #96B4DF

Accessibility & contrast

On white

4.87

#3A71C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#3A71C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A71C1

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71C1	#FFFFFF	#000000	##FFFFFF
##3A71C1	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B78C4

Deuteranopia (green-blind)

#356BBF

Tritanopia (blue-blind)

#00848F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3a71c1;
/* rgb */ color: rgb(58, 113, 193);
/* oklch */ color: oklch(55.2% 0.138 257.9);

Tailwind

colors: {
  custom: {
    50: '#8099d4',
    500: '#3a71c1',
    950: '#000000',
  },
}

SCSS

$custom: #3a71c1;
$custom-light: #8099d4;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71c1",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 193
  },
  "hsl": {
    "h": 215.556,
    "s": 53.785,
    "l": 49.216
  },
  "oklch": {
    "l": 0.55154,
    "c": 0.13787,
    "h": 257.9
  },
  "luminance": 0.1656
}

Semantic roles & 50–950 ramp

primary

#3A71C1

secondary

#CBB18C

accent

#A14BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3A71C1

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

Preview Lab → · Contrast checker → · Palette generator →