#3D75C4#3D75C4

#3D75C4 is a mid, vivid blue. Relative luminance 0.177; OKLCH L 56.4% C 0.136 H 257.4°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#3D75C4
RGB	rgb(61, 117, 196)
HSL	hsl(215, 53%, 50%)
HSV	hsv(215, 69%, 77%)
CMYK	cmyk(68.9%, 40.3%, 0%, 23.1%)
CIE-LAB	lab(49.13, 7.71, -46.67)
CIE-LCH	lch(49.13, 47.30, 279.38°)
OKLab	oklab(56.35% -0.0298 -0.1331)
OKLCH	oklch(56.35% 0.136 257.4)
XYZ	xyz(18.2460, 17.6983, 54.6684)
Luminance	0.1770 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75C4 #C48C3D

analogous

#3DB9C4 #3D75C4 #483DC4

triadic

#3D75C4 #C43D75 #75C43D

tetradic

#3D75C4 #C43DB9 #C48C3D #3DC448

square

#3D75C4 #C43DB9 #C48C3D #3DC448

split-complementary

#3D75C4 #C4483D #B9C43D

monochromatic

#1F3D67 #2E5996 #3D75C4 #6C96D2 #9BB8E1

Accessibility & contrast

On white

4.63

#3D75C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#3D75C4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3D75C4

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75C4	#FFFFFF	#000000	##FFFFFF
##3D75C4	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#517CC7

Deuteranopia (green-blind)

#3B6FC2

Tritanopia (blue-blind)

#008793

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #3d75c4;
/* rgb */ color: rgb(61, 117, 196);
/* oklch */ color: oklch(56.4% 0.136 257.4);

Tailwind

colors: {
  custom: {
    50: '#819cd6',
    500: '#3d75c4',
    950: '#000000',
  },
}

SCSS

$custom: #3d75c4;
$custom-light: #819cd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75c4",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 196
  },
  "hsl": {
    "h": 215.111,
    "s": 53.36,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56351,
    "c": 0.13636,
    "h": 257.4
  },
  "luminance": 0.177
}

Semantic roles & 50–950 ramp

primary

#3D75C4

secondary

#CDB490

accent

#A04BDD

background

#F8F9FD

surface

#F0F2FA

border

#CBCCD3

text

#0C0E14

muted

#7D7E83

Preview Lab

Preview with #3D75C4

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

Preview Lab → · Contrast checker → · Palette generator →