#3D72C3#3D72C3

#3D72C3 is a mid, vivid blue. Relative luminance 0.170; OKLCH L 55.6% C 0.138 H 258.7°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#3D72C3
RGB	rgb(61, 114, 195)
HSL	hsl(216, 53%, 50%)
HSV	hsv(216, 69%, 76%)
CMYK	cmyk(68.7%, 41.5%, 0%, 23.5%)
CIE-LAB	lab(48.22, 9.21, -47.55)
CIE-LCH	lch(48.22, 48.43, 280.96°)
OKLab	oklab(55.63% -0.0271 -0.1357)
OKLCH	oklch(55.63% 0.138 258.7)
XYZ	xyz(17.7886, 16.9650, 53.9563)
Luminance	0.1697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D72C3 #C38E3D

analogous

#3DB5C3 #3D72C3 #4B3DC3

triadic

#3D72C3 #C33D72 #72C33D

tetradic

#3D72C3 #C33DB5 #C38E3D #3DC34B

square

#3D72C3 #C33DB5 #C38E3D #3DC34B

split-complementary

#3D72C3 #C34B3D #B5C33D

monochromatic

#203B66 #2E5795 #3D72C3 #6C94D1 #9AB6E0

Accessibility & contrast

On white

4.78

#3D72C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#3D72C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D72C3

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D72C3	#FFFFFF	#000000	##FFFFFF
##3D72C3	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C79C6

Deuteranopia (green-blind)

#376DC1

Tritanopia (blue-blind)

#008591

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #3d72c3;
/* rgb */ color: rgb(61, 114, 195);
/* oklch */ color: oklch(55.6% 0.138 258.7);

Tailwind

colors: {
  custom: {
    50: '#819ad5',
    500: '#3d72c3',
    950: '#000000',
  },
}

SCSS

$custom: #3d72c3;
$custom-light: #819ad5;
$custom-dark: #000000;

JSON

{
  "hex": "#3d72c3",
  "rgb": {
    "r": 61,
    "g": 114,
    "b": 195
  },
  "hsl": {
    "h": 216.269,
    "s": 52.756,
    "l": 50.196
  },
  "oklch": {
    "l": 0.55625,
    "c": 0.13838,
    "h": 258.7
  },
  "luminance": 0.16967
}

Semantic roles & 50–950 ramp

primary

#3D72C3

secondary

#CCB490

accent

#A34CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0D14

muted

#7D7E83

Preview Lab

Preview with #3D72C3

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

Preview Lab → · Contrast checker → · Palette generator →