#3A71E0#3A71E0

#3A71E0 is a mid, vivid blue. Relative luminance 0.181; OKLCH L 57.2% C 0.179 H 262.4°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3A71E0
RGB	rgb(58, 113, 224)
HSL	hsl(220, 73%, 55%)
HSV	hsv(220, 74%, 88%)
CMYK	cmyk(74.1%, 49.6%, 0%, 12.2%)
CIE-LAB	lab(49.60, 19.97, -61.84)
CIE-LCH	lch(49.60, 64.99, 287.90°)
OKLab	oklab(57.23% -0.0237 -0.1778)
OKLCH	oklch(57.23% 0.179 262.4)
XYZ	xyz(21.0998, 18.0893, 72.8861)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A71E0 #E0A93A

analogous

#3AC4E0 #3A71E0 #563AE0

triadic

#3A71E0 #E03A71 #71E03A

tetradic

#3A71E0 #E03AC4 #E0A93A #3AE056

square

#3A71E0 #E03AC4 #E0A93A #3AE056

split-complementary

#3A71E0 #E0563A #C4E03A

monochromatic

#163C8A #1E53BF #3A71E0 #6F97E8 #A4BDF1

Accessibility & contrast

On white

4.55

#3A71E0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#3A71E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A71E0

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A71E0	#FFFFFF	#000000	##000000
##3A71E0	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E7EE4

Deuteranopia (green-blind)

#006FDE

Tritanopia (blue-blind)

#008C9E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3a71e0;
/* rgb */ color: rgb(58, 113, 224);
/* oklch */ color: oklch(57.2% 0.179 262.4);

Tailwind

colors: {
  custom: {
    50: '#8699ea',
    500: '#3a71e0',
    950: '#000000',
  },
}

SCSS

$custom: #3a71e0;
$custom-light: #8699ea;
$custom-dark: #000000;

JSON

{
  "hex": "#3a71e0",
  "rgb": {
    "r": 58,
    "g": 113,
    "b": 224
  },
  "hsl": {
    "h": 220.12,
    "s": 72.807,
    "l": 55.294
  },
  "oklch": {
    "l": 0.57234,
    "c": 0.17936,
    "h": 262.4
  },
  "luminance": 0.18092
}

Semantic roles & 50–950 ramp

primary

#3A71E0

secondary

#DEC798

accent

#B338EF

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0D16

muted

#7E7E84

Preview Lab

Preview with #3A71E0

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

Preview Lab → · Contrast checker → · Palette generator →