#3D74C4#3D74C4

#3D74C4 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.1% C 0.137 H 257.9°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#3D74C4
RGB	rgb(61, 116, 196)
HSL	hsl(216, 53%, 50%)
HSV	hsv(216, 69%, 77%)
CMYK	cmyk(68.9%, 40.8%, 0%, 23.1%)
CIE-LAB	lab(48.84, 8.33, -47.13)
CIE-LCH	lch(48.84, 47.86, 280.02°)
OKLab	oklab(56.13% -0.0288 -0.1344)
OKLCH	oklch(56.13% 0.137 257.9)
XYZ	xyz(18.1301, 17.4665, 54.6297)
Luminance	0.1747 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74C4 #C48D3D

analogous

#3DB7C4 #3D74C4 #4A3DC4

triadic

#3D74C4 #C43D74 #74C43D

tetradic

#3D74C4 #C43DB7 #C48D3D #3DC44A

square

#3D74C4 #C43DB7 #C48D3D #3DC44A

split-complementary

#3D74C4 #C44A3D #B7C43D

monochromatic

#1F3D67 #2E5896 #3D74C4 #6C96D2 #9BB7E1

Accessibility & contrast

On white

4.67

#3D74C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#3D74C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74C4

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74C4	#FFFFFF	#000000	##FFFFFF
##3D74C4	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F7BC7

Deuteranopia (green-blind)

#396EC2

Tritanopia (blue-blind)

#008792

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3d74c4;
/* rgb */ color: rgb(61, 116, 196);
/* oklch */ color: oklch(56.1% 0.137 257.9);

Tailwind

colors: {
  custom: {
    50: '#819bd6',
    500: '#3d74c4',
    950: '#000000',
  },
}

SCSS

$custom: #3d74c4;
$custom-light: #819bd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74c4",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 196
  },
  "hsl": {
    "h": 215.556,
    "s": 53.36,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56129,
    "c": 0.13747,
    "h": 257.9
  },
  "luminance": 0.17468
}

Semantic roles & 50–950 ramp

primary

#3D74C4

secondary

#CDB490

accent

#A14BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3D74C4

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

Preview Lab → · Contrast checker → · Palette generator →