#3C73C1#3C73C1

#3C73C1 is a mid, vivid blue. Relative luminance 0.171; OKLCH L 55.7% C 0.135 H 257.5°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3C73C1
RGB	rgb(60, 115, 193)
HSL	hsl(215, 53%, 50%)
HSV	hsv(215, 69%, 76%)
CMYK	cmyk(68.9%, 40.4%, 0%, 24.3%)
CIE-LAB	lab(48.35, 7.71, -46.19)
CIE-LCH	lch(48.35, 46.83, 279.48°)
OKLab	oklab(55.68% -0.0293 -0.1317)
OKLCH	oklch(55.68% 0.135 257.5)
XYZ	xyz(17.6164, 17.0706, 52.8083)
Luminance	0.1707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C73C1 #C18A3C

analogous

#3CB6C1 #3C73C1 #483CC1

triadic

#3C73C1 #C13C73 #73C13C

tetradic

#3C73C1 #C13CB6 #C18A3C #3CC148

square

#3C73C1 #C13CB6 #C18A3C #3CC148

split-complementary

#3C73C1 #C1483C #B6C13C

monochromatic

#1F3B64 #2D5792 #3C73C1 #6A94D1 #98B6DF

Accessibility & contrast

On white

4.76

#3C73C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#3C73C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C73C1

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C73C1	#FFFFFF	#000000	##FFFFFF
##3C73C1	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F79C4

Deuteranopia (green-blind)

#3A6DBF

Tritanopia (blue-blind)

#008590

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3c73c1;
/* rgb */ color: rgb(60, 115, 193);
/* oklch */ color: oklch(55.7% 0.135 257.5);

Tailwind

colors: {
  custom: {
    50: '#819ad4',
    500: '#3c73c1',
    950: '#000000',
  },
}

SCSS

$custom: #3c73c1;
$custom-light: #819ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#3c73c1",
  "rgb": {
    "r": 60,
    "g": 115,
    "b": 193
  },
  "hsl": {
    "h": 215.188,
    "s": 52.569,
    "l": 49.608
  },
  "oklch": {
    "l": 0.55681,
    "c": 0.13492,
    "h": 257.5
  },
  "luminance": 0.17072
}

Semantic roles & 50–950 ramp

primary

#3C73C1

secondary

#CBB28E

accent

#A04CDC

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3C73C1

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

Preview Lab → · Contrast checker → · Palette generator →