#3D75DA#3D75DA

#3D75DA is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.8% C 0.166 H 261.1°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#3D75DA
RGB	rgb(61, 117, 218)
HSL	hsl(219, 68%, 55%)
HSV	hsv(219, 72%, 85%)
CMYK	cmyk(72%, 46.3%, 0%, 14.5%)
CIE-LAB	lab(50.42, 15.66, -57.13)
CIE-LCH	lch(50.42, 59.24, 285.33°)
OKLab	oklab(57.77% -0.0257 -0.1638)
OKLCH	oklch(57.77% 0.166 261.1)
XYZ	xyz(20.9361, 18.7744, 68.8365)
Luminance	0.1878 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75DA #DAA23D

analogous

#3DC3DA #3D75DA #543DDA

triadic

#3D75DA #DA3D75 #75DA3D

tetradic

#3D75DA #DA3DC3 #DAA23D #3DDA54

square

#3D75DA #DA3DC3 #DAA23D #3DDA54

split-complementary

#3D75DA #DA543D #C3DA3D

monochromatic

#193F84 #2358B7 #3D75DA #709AE4 #A4BEEE

Accessibility & contrast

On white

4.42

#3D75DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#3D75DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D75DA

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75DA	#FFFFFF	#000000	##000000
##3D75DA	1.00	4.42	4.76	4.76
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4080DE

Deuteranopia (green-blind)

#1A71D8

Tritanopia (blue-blind)

#008D9D

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #3d75da;
/* rgb */ color: rgb(61, 117, 218);
/* oklch */ color: oklch(57.8% 0.166 261.1);

Tailwind

colors: {
  custom: {
    50: '#869ce6',
    500: '#3d75da',
    950: '#000000',
  },
}

SCSS

$custom: #3d75da;
$custom-light: #869ce6;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75da",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 218
  },
  "hsl": {
    "h": 218.599,
    "s": 67.965,
    "l": 54.706
  },
  "oklch": {
    "l": 0.57769,
    "c": 0.1658,
    "h": 261.1
  },
  "luminance": 0.18777
}

Semantic roles & 50–950 ramp

primary

#3D75DA

secondary

#DBC398

accent

#AD3DEB

background

#F8F9FE

surface

#F0F2FC

border

#CBCCD5

text

#0D0E16

muted

#7D7E84

Preview Lab

Preview with #3D75DA

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

Preview Lab → · Contrast checker → · Palette generator →