#3D74C1#3D74C1

#3D74C1 is a mid, vivid blue. Relative luminance 0.173; OKLCH L 55.9% C 0.133 H 257.2°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#3D74C1
RGB	rgb(61, 116, 193)
HSL	hsl(215, 52%, 50%)
HSV	hsv(215, 68%, 76%)
CMYK	cmyk(68.4%, 39.9%, 0%, 24.3%)
CIE-LAB	lab(48.67, 7.25, -45.67)
CIE-LCH	lch(48.67, 46.24, 279.02°)
OKLab	oklab(55.95% -0.0295 -0.1301)
OKLCH	oklch(55.95% 0.133 257.2)
XYZ	xyz(17.7920, 17.3313, 52.8494)
Luminance	0.1733 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74C1 #C18A3D

analogous

#3DB6C1 #3D74C1 #483DC1

triadic

#3D74C1 #C13D74 #74C13D

tetradic

#3D74C1 #C13DB6 #C18A3D #3DC148

square

#3D74C1 #C13DB6 #C18A3D #3DC148

split-complementary

#3D74C1 #C1483D #B6C13D

monochromatic

#203C64 #2E5892 #3D74C1 #6B95D0 #99B6DF

Accessibility & contrast

On white

4.70

#3D74C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#3D74C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74C1

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74C1	#FFFFFF	#000000	##FFFFFF
##3D74C1	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517AC4

Deuteranopia (green-blind)

#3C6EBF

Tritanopia (blue-blind)

#008691

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3d74c1;
/* rgb */ color: rgb(61, 116, 193);
/* oklch */ color: oklch(55.9% 0.133 257.2);

Tailwind

colors: {
  custom: {
    50: '#819bd4',
    500: '#3d74c1',
    950: '#000000',
  },
}

SCSS

$custom: #3d74c1;
$custom-light: #819bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74c1",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 193
  },
  "hsl": {
    "h": 215,
    "s": 51.969,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55945,
    "c": 0.13344,
    "h": 257.2
  },
  "luminance": 0.17333
}

Semantic roles & 50–950 ramp

primary

#3D74C1

secondary

#CBB28F

accent

#A04CDB

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0B0E14

muted

#7C7E83

Preview Lab

Preview with #3D74C1

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

Preview Lab → · Contrast checker → · Palette generator →