#3D72D9#3D72D9

#3D72D9 is a mid, vivid blue. Relative luminance 0.180; OKLCH L 57.1% C 0.168 H 262.0°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#3D72D9
RGB	rgb(61, 114, 217)
HSL	hsl(220, 67%, 55%)
HSV	hsv(220, 72%, 85%)
CMYK	cmyk(71.9%, 47.5%, 0%, 14.9%)
CIE-LAB	lab(49.54, 17.18, -57.99)
CIE-LCH	lch(49.54, 60.48, 286.50°)
OKLab	oklab(57.07% -0.0233 -0.1664)
OKLCH	oklch(57.07% 0.168 262)
XYZ	xyz(20.4617, 18.0343, 68.0348)
Luminance	0.1804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D72D9 #D9A43D

analogous

#3DC0D9 #3D72D9 #563DD9

triadic

#3D72D9 #D93D72 #72D93D

tetradic

#3D72D9 #D93DC0 #D9A43D #3DD956

square

#3D72D9 #D93DC0 #D9A43D #3DD956

split-complementary

#3D72D9 #D9563D #C0D93D

monochromatic

#193D82 #2455B5 #3D72D9 #7097E3 #A3BCED

Accessibility & contrast

On white

4.56

#3D72D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#3D72D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D72D9

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D72D9	#FFFFFF	#000000	##000000
##3D72D9	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A7DDD

Deuteranopia (green-blind)

#0C6FD7

Tritanopia (blue-blind)

#008A9B

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3d72d9;
/* rgb */ color: rgb(61, 114, 217);
/* oklch */ color: oklch(57.1% 0.168 262.0);

Tailwind

colors: {
  custom: {
    50: '#8699e5',
    500: '#3d72d9',
    950: '#000000',
  },
}

SCSS

$custom: #3d72d9;
$custom-light: #8699e5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d72d9",
  "rgb": {
    "r": 61,
    "g": 114,
    "b": 217
  },
  "hsl": {
    "h": 219.615,
    "s": 67.241,
    "l": 54.51
  },
  "oklch": {
    "l": 0.5707,
    "c": 0.16799,
    "h": 262
  },
  "luminance": 0.18036
}

Semantic roles & 50–950 ramp

primary

#3D72D9

secondary

#DAC398

accent

#B03EEA

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0D16

muted

#7D7E84

Preview Lab

Preview with #3D72D9

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

Preview Lab → · Contrast checker → · Palette generator →