#3D72CA#3D72CA

#3D72CA is a mid, vivid blue. Relative luminance 0.173; OKLCH L 56.1% C 0.148 H 260.0°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#3D72CA
RGB	rgb(61, 114, 202)
HSL	hsl(217, 57%, 52%)
HSV	hsv(217, 70%, 79%)
CMYK	cmyk(69.8%, 43.6%, 0%, 20.8%)
CIE-LAB	lab(48.62, 11.74, -50.92)
CIE-LCH	lch(48.62, 52.25, 282.98°)
OKLab	oklab(56.07% -0.0257 -0.1456)
OKLCH	oklch(56.07% 0.148 260)
XYZ	xyz(18.5986, 17.2891, 58.2226)
Luminance	0.1729 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D72CA #CA953D

analogous

#3DB9CA #3D72CA #4F3DCA

triadic

#3D72CA #CA3D72 #72CA3D

tetradic

#3D72CA #CA3DB9 #CA953D #3DCA4F

square

#3D72CA #CA3DB9 #CA953D #3DCA4F

split-complementary

#3D72CA #CA4F3D #B9CA3D

monochromatic

#1E3C6E #2B579F #3D72CA #6D95D7 #9DB8E4

Accessibility & contrast

On white

4.71

#3D72CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#3D72CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D72CA

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D72CA	#FFFFFF	#000000	##FFFFFF
##3D72CA	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#477ACD

Deuteranopia (green-blind)

#2E6DC8

Tritanopia (blue-blind)

#008694

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3d72ca;
/* rgb */ color: rgb(61, 114, 202);
/* oklch */ color: oklch(56.1% 0.148 260.0);

Tailwind

colors: {
  custom: {
    50: '#839adb',
    500: '#3d72ca',
    950: '#000000',
  },
}

SCSS

$custom: #3d72ca;
$custom-light: #839adb;
$custom-dark: #000000;

JSON

{
  "hex": "#3d72ca",
  "rgb": {
    "r": 61,
    "g": 114,
    "b": 202
  },
  "hsl": {
    "h": 217.447,
    "s": 57.085,
    "l": 51.569
  },
  "oklch": {
    "l": 0.56071,
    "c": 0.14784,
    "h": 260
  },
  "luminance": 0.17291
}

Semantic roles & 50–950 ramp

primary

#3D72CA

secondary

#D0B992

accent

#A747E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #3D72CA

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

Preview Lab → · Contrast checker → · Palette generator →