#3D72C8#3D72C8

#3D72C8 is a mid, vivid blue. Relative luminance 0.172; OKLCH L 55.9% C 0.145 H 259.6°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#3D72C8
RGB	rgb(61, 114, 200)
HSL	hsl(217, 56%, 51%)
HSV	hsv(217, 70%, 78%)
CMYK	cmyk(69.5%, 43%, 0%, 21.6%)
CIE-LAB	lab(48.50, 11.01, -49.96)
CIE-LCH	lch(48.50, 51.16, 282.43°)
OKLab	oklab(55.94% -0.0261 -0.1428)
OKLCH	oklch(55.94% 0.145 259.6)
XYZ	xyz(18.3634, 17.1949, 56.9836)
Luminance	0.1720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D72C8 #C8933D

analogous

#3DB7C8 #3D72C8 #4D3DC8

triadic

#3D72C8 #C83D72 #72C83D

tetradic

#3D72C8 #C83DB7 #C8933D #3DC84D

square

#3D72C8 #C83DB7 #C8933D #3DC84D

split-complementary

#3D72C8 #C84D3D #B7C83D

monochromatic

#1F3C6C #2C579C #3D72C8 #6D95D6 #9CB7E3

Accessibility & contrast

On white

4.73

#3D72C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#3D72C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D72C8

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D72C8	#FFFFFF	#000000	##FFFFFF
##3D72C8	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#497ACB

Deuteranopia (green-blind)

#316DC6

Tritanopia (blue-blind)

#008693

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d72c8;
/* rgb */ color: rgb(61, 114, 200);
/* oklch */ color: oklch(55.9% 0.145 259.6);

Tailwind

colors: {
  custom: {
    50: '#829ad9',
    500: '#3d72c8',
    950: '#000000',
  },
}

SCSS

$custom: #3d72c8;
$custom-light: #829ad9;
$custom-dark: #000000;

JSON

{
  "hex": "#3d72c8",
  "rgb": {
    "r": 61,
    "g": 114,
    "b": 200
  },
  "hsl": {
    "h": 217.122,
    "s": 55.823,
    "l": 51.176
  },
  "oklch": {
    "l": 0.55942,
    "c": 0.14513,
    "h": 259.6
  },
  "luminance": 0.17197
}

Semantic roles & 50–950 ramp

primary

#3D72C8

secondary

#CFB892

accent

#A649DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3D72C8

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

Preview Lab → · Contrast checker → · Palette generator →