#3C74DA#3C74DA

#3C74DA is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.5% C 0.167 H 261.2°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3C74DA
RGB	rgb(60, 116, 218)
HSL	hsl(219, 68%, 55%)
HSV	hsv(219, 72%, 85%)
CMYK	cmyk(72.5%, 46.8%, 0%, 14.5%)
CIE-LAB	lab(50.11, 16.15, -57.63)
CIE-LCH	lch(50.11, 59.86, 285.66°)
OKLab	oklab(57.52% -0.0255 -0.1653)
OKLCH	oklch(57.52% 0.167 261.2)
XYZ	xyz(20.7592, 18.5111, 68.7950)
Luminance	0.1851 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C74DA #DAA23C

analogous

#3CC3DA #3C74DA #533CDA

triadic

#3C74DA #DA3C74 #74DA3C

tetradic

#3C74DA #DA3CC3 #DAA23C #3CDA53

square

#3C74DA #DA3CC3 #DAA23C #3CDA53

split-complementary

#3C74DA #DA533C #C3DA3C

monochromatic

#193E83 #2357B6 #3C74DA #6F99E4 #A3BDEE

Accessibility & contrast

On white

4.47

#3C74DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#3C74DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C74DA

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C74DA	#FFFFFF	#000000	##000000
##3C74DA	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D7FDE

Deuteranopia (green-blind)

#1470D8

Tritanopia (blue-blind)

#008C9C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3c74da;
/* rgb */ color: rgb(60, 116, 218);
/* oklch */ color: oklch(57.5% 0.167 261.2);

Tailwind

colors: {
  custom: {
    50: '#859be6',
    500: '#3c74da',
    950: '#000000',
  },
}

SCSS

$custom: #3c74da;
$custom-light: #859be6;
$custom-dark: #000000;

JSON

{
  "hex": "#3c74da",
  "rgb": {
    "r": 60,
    "g": 116,
    "b": 218
  },
  "hsl": {
    "h": 218.734,
    "s": 68.103,
    "l": 54.51
  },
  "oklch": {
    "l": 0.57519,
    "c": 0.16728,
    "h": 261.2
  },
  "luminance": 0.18513
}

Semantic roles & 50–950 ramp

primary

#3C74DA

secondary

#DAC397

accent

#AD3DEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3C74DA

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

Preview Lab → · Contrast checker → · Palette generator →