#3A73C4#3A73C4

#3A73C4 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 55.8% C 0.140 H 257.5°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3A73C4
RGB	rgb(58, 115, 196)
HSL	hsl(215, 54%, 50%)
HSV	hsv(215, 70%, 77%)
CMYK	cmyk(70.4%, 41.3%, 0%, 23.1%)
CIE-LAB	lab(48.44, 8.49, -47.77)
CIE-LCH	lch(48.44, 48.52, 280.08°)
OKLab	oklab(55.79% -0.0301 -0.1364)
OKLCH	oklch(55.79% 0.14 257.5)
XYZ	xyz(17.8358, 17.1446, 54.5831)
Luminance	0.1715 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A73C4 #C48B3A

analogous

#3AB8C4 #3A73C4 #463AC4

triadic

#3A73C4 #C43A73 #73C43A

tetradic

#3A73C4 #C43AB8 #C48B3A #3AC446

square

#3A73C4 #C43AB8 #C48B3A #3AC446

split-complementary

#3A73C4 #C4463A #B8C43A

monochromatic

#1E3C66 #2C5795 #3A73C4 #6994D3 #98B6E0

Accessibility & contrast

On white

4.74

#3A73C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3A73C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A73C4

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A73C4	#FFFFFF	#000000	##FFFFFF
##3A73C4	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7AC7

Deuteranopia (green-blind)

#366DC2

Tritanopia (blue-blind)

#008692

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3a73c4;
/* rgb */ color: rgb(58, 115, 196);
/* oklch */ color: oklch(55.8% 0.140 257.5);

Tailwind

colors: {
  custom: {
    50: '#809ad6',
    500: '#3a73c4',
    950: '#000000',
  },
}

SCSS

$custom: #3a73c4;
$custom-light: #809ad6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a73c4",
  "rgb": {
    "r": 58,
    "g": 115,
    "b": 196
  },
  "hsl": {
    "h": 215.217,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55786,
    "c": 0.13965,
    "h": 257.5
  },
  "luminance": 0.17147
}

Semantic roles & 50–950 ramp

primary

#3A73C4

secondary

#CCB28E

accent

#A14ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3A73C4

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

Preview Lab → · Contrast checker → · Palette generator →