#3C73CA#3C73CA

#3C73CA is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.2% C 0.147 H 259.3°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#3C73CA
RGB	rgb(60, 115, 202)
HSL	hsl(217, 57%, 51%)
HSV	hsv(217, 70%, 79%)
CMYK	cmyk(70.3%, 43.1%, 0%, 20.8%)
CIE-LAB	lab(48.86, 10.96, -50.53)
CIE-LCH	lch(48.86, 51.71, 282.24°)
OKLab	oklab(56.25% -0.0274 -0.1444)
OKLCH	oklch(56.25% 0.147 259.3)
XYZ	xyz(18.6510, 17.4844, 58.2576)
Luminance	0.1749 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73CA #CA933C

analogous

#3CBACA #3C73CA #4C3CCA

triadic

#3C73CA #CA3C73 #73CA3C

tetradic

#3C73CA #CA3CBA #CA933C #3CCA4C

square

#3C73CA #CA3CBA #CA933C #3CCA4C

split-complementary

#3C73CA #CA4C3C #BACA3C

monochromatic

#1E3D6E #2B579E #3C73CA #6C96D7 #9CB8E4

Accessibility & contrast

On white

4.67

#3C73CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#3C73CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3C73CA

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73CA	#FFFFFF	#000000	##FFFFFF
##3C73CA	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)

#497BCD

Deuteranopia (green-blind)

#306EC8

Tritanopia (blue-blind)

#008794

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3c73ca;
/* rgb */ color: rgb(60, 115, 202);
/* oklch */ color: oklch(56.2% 0.147 259.3);

Tailwind

colors: {
  custom: {
    50: '#829adb',
    500: '#3c73ca',
    950: '#000000',
  },
}

SCSS

$custom: #3c73ca;
$custom-light: #829adb;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73ca",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 202
  },
  "hsl": {
    "h": 216.761,
    "s": 57.258,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56247,
    "c": 0.14702,
    "h": 259.3
  },
  "luminance": 0.17486
}

Semantic roles & 50–950 ramp

primary

#3C73CA

secondary

#D0B892

accent

#A547E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C73CA

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

Preview Lab → · Contrast checker → · Palette generator →