#3D74C7#3D74C7

#3D74C7 is a mid, vivid blue. Relative luminance 0.176; OKLCH L 56.3% C 0.142 H 258.5°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3D74C7
RGB	rgb(61, 116, 199)
HSL	hsl(216, 55%, 51%)
HSV	hsv(216, 69%, 78%)
CMYK	cmyk(69.3%, 41.7%, 0%, 22%)
CIE-LAB	lab(49.01, 9.41, -48.57)
CIE-LCH	lch(49.01, 49.48, 280.96°)
OKLab	oklab(56.32% -0.0282 -0.1387)
OKLCH	oklch(56.32% 0.142 258.5)
XYZ	xyz(18.4749, 17.6045, 56.4461)
Luminance	0.1761 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D74C7 #C7903D

analogous

#3DB9C7 #3D74C7 #4B3DC7

triadic

#3D74C7 #C73D74 #74C73D

tetradic

#3D74C7 #C73DB9 #C7903D #3DC74B

square

#3D74C7 #C73DB9 #C7903D #3DC74B

split-complementary

#3D74C7 #C74B3D #B9C73D

monochromatic

#1F3D6B #2D589A #3D74C7 #6C96D5 #9CB8E2

Accessibility & contrast

On white

4.64

#3D74C7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#3D74C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D74C7

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D74C7	#FFFFFF	#000000	##FFFFFF
##3D74C7	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D7BCA

Deuteranopia (green-blind)

#366FC5

Tritanopia (blue-blind)

#008794

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3d74c7;
/* rgb */ color: rgb(61, 116, 199);
/* oklch */ color: oklch(56.3% 0.142 258.5);

Tailwind

colors: {
  custom: {
    50: '#829bd8',
    500: '#3d74c7',
    950: '#000000',
  },
}

SCSS

$custom: #3d74c7;
$custom-light: #829bd8;
$custom-dark: #000000;

JSON

{
  "hex": "#3d74c7",
  "rgb": {
    "r": 61,
    "g": 116,
    "b": 199
  },
  "hsl": {
    "h": 216.087,
    "s": 55.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56317,
    "c": 0.14151,
    "h": 258.5
  },
  "luminance": 0.17606
}

Semantic roles & 50–950 ramp

primary

#3D74C7

secondary

#CEB691

accent

#A349DF

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3D74C7

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

Preview Lab → · Contrast checker → · Palette generator →