#3A72D0#3A72D0

#3A72D0 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.3% C 0.157 H 260.1°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#3A72D0
RGB	rgb(58, 114, 208)
HSL	hsl(218, 61%, 52%)
HSV	hsv(218, 72%, 82%)
CMYK	cmyk(72.1%, 45.2%, 0%, 18.4%)
CIE-LAB	lab(48.87, 13.49, -53.96)
CIE-LCH	lch(48.87, 55.62, 284.04°)
OKLab	oklab(56.34% -0.0269 -0.1546)
OKLCH	oklch(56.34% 0.157 260.1)
XYZ	xyz(19.1433, 17.4862, 62.0286)
Luminance	0.1749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A72D0 #D0983A

analogous

#3ABDD0 #3A72D0 #4D3AD0

triadic

#3A72D0 #D03A72 #72D03A

tetradic

#3A72D0 #D03ABD #D0983A #3AD04D

square

#3A72D0 #D03ABD #D0983A #3AD04D

split-complementary

#3A72D0 #D04D3A #BDD03A

monochromatic

#1C3D74 #2756A5 #3A72D0 #6B95DC #9DB9E8

Accessibility & contrast

On white

4.67

#3A72D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#3A72D0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3A72D0

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A72D0	#FFFFFF	#000000	##FFFFFF
##3A72D0	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#427BD4

Deuteranopia (green-blind)

#236ECE

Tritanopia (blue-blind)

#008897

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3a72d0;
/* rgb */ color: rgb(58, 114, 208);
/* oklch */ color: oklch(56.3% 0.157 260.1);

Tailwind

colors: {
  custom: {
    50: '#8399df',
    500: '#3a72d0',
    950: '#000000',
  },
}

SCSS

$custom: #3a72d0;
$custom-light: #8399df;
$custom-dark: #000000;

JSON

{
  "hex": "#3a72d0",
  "rgb": {
    "r": 58,
    "g": 114,
    "b": 208
  },
  "hsl": {
    "h": 217.6,
    "s": 61.475,
    "l": 52.157
  },
  "oklch": {
    "l": 0.56344,
    "c": 0.15688,
    "h": 260.1
  },
  "luminance": 0.17488
}

Semantic roles & 50–950 ramp

primary

#3A72D0

secondary

#D4BB92

accent

#A843E5

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3A72D0

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

Preview Lab → · Contrast checker → · Palette generator →