#3A72CF#3A72CF

#3A72CF is a mid, vivid blue. Relative luminance 0.174; OKLCH L 56.3% C 0.156 H 260.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3A72CF
RGB	rgb(58, 114, 207)
HSL	hsl(217, 61%, 52%)
HSV	hsv(217, 72%, 81%)
CMYK	cmyk(72%, 44.9%, 0%, 18.8%)
CIE-LAB	lab(48.81, 13.12, -53.48)
CIE-LCH	lch(48.81, 55.07, 283.79°)
OKLab	oklab(56.28% -0.0271 -0.1532)
OKLCH	oklch(56.28% 0.156 260)
XYZ	xyz(19.0207, 17.4371, 61.3827)
Luminance	0.1744 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A72CF #CF973A

analogous

#3ABCCF #3A72CF #4D3ACF

triadic

#3A72CF #CF3A72 #72CF3A

tetradic

#3A72CF #CF3ABC #CF973A #3ACF4D

square

#3A72CF #CF3ABC #CF973A #3ACF4D

split-complementary

#3A72CF #CF4D3A #BCCF3A

monochromatic

#1C3D73 #2857A4 #3A72CF #6B95DB #9CB8E7

Accessibility & contrast

On white

4.68

#3A72CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3A72CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A72CF

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A72CF	#FFFFFF	#000000	##FFFFFF
##3A72CF	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#437BD3

Deuteranopia (green-blind)

#256ECD

Tritanopia (blue-blind)

#008896

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3a72cf;
/* rgb */ color: rgb(58, 114, 207);
/* oklch */ color: oklch(56.3% 0.156 260.0);

Tailwind

colors: {
  custom: {
    50: '#829ade',
    500: '#3a72cf',
    950: '#000000',
  },
}

SCSS

$custom: #3a72cf;
$custom-light: #829ade;
$custom-dark: #000000;

JSON

{
  "hex": "#3a72cf",
  "rgb": {
    "r": 58,
    "g": 114,
    "b": 207
  },
  "hsl": {
    "h": 217.45,
    "s": 60.816,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56277,
    "c": 0.15554,
    "h": 260
  },
  "luminance": 0.17439
}

Semantic roles & 50–950 ramp

primary

#3A72CF

secondary

#D3BA92

accent

#A844E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A72CF

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

Preview Lab → · Contrast checker → · Palette generator →