#3A72C5#3A72C5

#3A72C5 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 55.6% C 0.142 H 258.2°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3A72C5
RGB	rgb(58, 114, 197)
HSL	hsl(216, 55%, 50%)
HSV	hsv(216, 71%, 77%)
CMYK	cmyk(70.6%, 42.1%, 0%, 22.7%)
CIE-LAB	lab(48.21, 9.48, -48.71)
CIE-LCH	lch(48.21, 49.62, 281.01°)
OKLab	oklab(55.63% -0.029 -0.1391)
OKLCH	oklch(55.63% 0.142 258.2)
XYZ	xyz(17.8366, 16.9635, 55.1468)
Luminance	0.1696 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A72C5 #C58D3A

analogous

#3AB8C5 #3A72C5 #473AC5

triadic

#3A72C5 #C53A72 #72C53A

tetradic

#3A72C5 #C53AB8 #C58D3A #3AC547

square

#3A72C5 #C53AB8 #C58D3A #3AC547

split-complementary

#3A72C5 #C5473A #B8C53A

monochromatic

#1E3B66 #2C5796 #3A72C5 #6994D3 #99B6E1

Accessibility & contrast

On white

4.78

#3A72C5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3A72C5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A72C5

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A72C5	#FFFFFF	#000000	##FFFFFF
##3A72C5	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A79C8

Deuteranopia (green-blind)

#336DC3

Tritanopia (blue-blind)

#008592

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a72c5;
/* rgb */ color: rgb(58, 114, 197);
/* oklch */ color: oklch(55.6% 0.142 258.2);

Tailwind

colors: {
  custom: {
    50: '#809ad7',
    500: '#3a72c5',
    950: '#000000',
  },
}

SCSS

$custom: #3a72c5;
$custom-light: #809ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a72c5",
  "rgb": {
    "r": 58,
    "g": 114,
    "b": 197
  },
  "hsl": {
    "h": 215.827,
    "s": 54.51,
    "l": 50
  },
  "oklch": {
    "l": 0.55629,
    "c": 0.14212,
    "h": 258.2
  },
  "luminance": 0.16965
}

Semantic roles & 50–950 ramp

primary

#3A72C5

secondary

#CDB38E

accent

#A24ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #3A72C5

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

Preview Lab → · Contrast checker → · Palette generator →