#3A72C3#3A72C3

#3A72C3 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 55.5% C 0.139 H 257.8°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#3A72C3
RGB	rgb(58, 114, 195)
HSL	hsl(215, 54%, 50%)
HSV	hsv(215, 70%, 76%)
CMYK	cmyk(70.3%, 41.5%, 0%, 23.5%)
CIE-LAB	lab(48.10, 8.75, -47.74)
CIE-LCH	lch(48.10, 48.54, 280.38°)
OKLab	oklab(55.5% -0.0294 -0.1363)
OKLCH	oklch(55.5% 0.139 257.8)
XYZ	xyz(17.6090, 16.8724, 53.9479)
Luminance	0.1687 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A72C3 #C38B3A

analogous

#3AB7C3 #3A72C3 #463AC3

triadic

#3A72C3 #C33A72 #72C33A

tetradic

#3A72C3 #C33AB7 #C38B3A #3AC346

square

#3A72C3 #C33AB7 #C38B3A #3AC346

split-complementary

#3A72C3 #C3463A #B7C33A

monochromatic

#1E3B65 #2C5694 #3A72C3 #6893D2 #97B5E0

Accessibility & contrast

On white

4.80

#3A72C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#3A72C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A72C3

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A72C3	#FFFFFF	#000000	##FFFFFF
##3A72C3	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C79C6

Deuteranopia (green-blind)

#356CC1

Tritanopia (blue-blind)

#008591

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3a72c3;
/* rgb */ color: rgb(58, 114, 195);
/* oklch */ color: oklch(55.5% 0.139 257.8);

Tailwind

colors: {
  custom: {
    50: '#809ad5',
    500: '#3a72c3',
    950: '#000000',
  },
}

SCSS

$custom: #3a72c3;
$custom-light: #809ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a72c3",
  "rgb": {
    "r": 58,
    "g": 114,
    "b": 195
  },
  "hsl": {
    "h": 215.474,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55502,
    "c": 0.13943,
    "h": 257.8
  },
  "luminance": 0.16874
}

Semantic roles & 50–950 ramp

primary

#3A72C3

secondary

#CCB28D

accent

#A14ADE

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3A72C3

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

Preview Lab → · Contrast checker → · Palette generator →