#3A74DA#3A74DA

#3A74DA is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.4% C 0.168 H 260.8°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3A74DA
RGB	rgb(58, 116, 218)
HSL	hsl(218, 68%, 54%)
HSV	hsv(218, 73%, 85%)
CMYK	cmyk(73.4%, 46.8%, 0%, 14.5%)
CIE-LAB	lab(50.04, 15.89, -57.76)
CIE-LCH	lch(50.04, 59.90, 285.39°)
OKLab	oklab(57.44% -0.027 -0.1657)
OKLCH	oklch(57.44% 0.168 260.8)
XYZ	xyz(20.6406, 18.4500, 68.7895)
Luminance	0.1845 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A74DA #DAA03A

analogous

#3AC4DA #3A74DA #503ADA

triadic

#3A74DA #DA3A74 #74DA3A

tetradic

#3A74DA #DA3AC4 #DAA03A #3ADA50

square

#3A74DA #DA3AC4 #DAA03A #3ADA50

split-complementary

#3A74DA #DA503A #C4DA3A

monochromatic

#183E81 #2257B5 #3A74DA #6E98E4 #A1BDED

Accessibility & contrast

On white

4.48

#3A74DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3A74DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A74DA

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A74DA	#FFFFFF	#000000	##000000
##3A74DA	1.00	4.48	4.69	4.69
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D7FDE

Deuteranopia (green-blind)

#1270D8

Tritanopia (blue-blind)

#008C9C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3a74da;
/* rgb */ color: rgb(58, 116, 218);
/* oklch */ color: oklch(57.4% 0.168 260.8);

Tailwind

colors: {
  custom: {
    50: '#859be6',
    500: '#3a74da',
    950: '#000000',
  },
}

SCSS

$custom: #3a74da;
$custom-light: #859be6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a74da",
  "rgb": {
    "r": 58,
    "g": 116,
    "b": 218
  },
  "hsl": {
    "h": 218.25,
    "s": 68.376,
    "l": 54.118
  },
  "oklch": {
    "l": 0.57443,
    "c": 0.16788,
    "h": 260.8
  },
  "luminance": 0.18452
}

Semantic roles & 50–950 ramp

primary

#3A74DA

secondary

#DAC196

accent

#AC3DEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3A74DA

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

Preview Lab → · Contrast checker → · Palette generator →