#3D75D3#3D75D3

#3D75D3 is a mid, vivid blue. Relative luminance 0.184; OKLCH L 57.3% C 0.156 H 260.1°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#3D75D3
RGB	rgb(61, 117, 211)
HSL	hsl(218, 63%, 53%)
HSV	hsv(218, 71%, 83%)
CMYK	cmyk(71.1%, 44.5%, 0%, 17.3%)
CIE-LAB	lab(50.00, 13.12, -53.85)
CIE-LCH	lch(50.00, 55.42, 283.70°)
OKLab	oklab(57.3% -0.0268 -0.1541)
OKLCH	oklch(57.3% 0.156 260.1)
XYZ	xyz(20.0394, 18.4157, 64.1139)
Luminance	0.1842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75D3 #D39B3D

analogous

#3DC0D3 #3D75D3 #503DD3

triadic

#3D75D3 #D33D75 #75D33D

tetradic

#3D75D3 #D33DC0 #D39B3D #3DD350

square

#3D75D3 #D33DC0 #D39B3D #3DD350

split-complementary

#3D75D3 #D3503D #C0D33D

monochromatic

#1C3F7A #2759AC #3D75D3 #6F98DE #A1BCEA

Accessibility & contrast

On white

4.48

#3D75D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#3D75D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D75D3

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75D3	#FFFFFF	#000000	##000000
##3D75D3	1.00	4.48	4.68	4.68
#FFFFFF	4.48	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467ED7

Deuteranopia (green-blind)

#2971D1

Tritanopia (blue-blind)

#008B9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3d75d3;
/* rgb */ color: rgb(61, 117, 211);
/* oklch */ color: oklch(57.3% 0.156 260.1);

Tailwind

colors: {
  custom: {
    50: '#849ce1',
    500: '#3d75d3',
    950: '#000000',
  },
}

SCSS

$custom: #3d75d3;
$custom-light: #849ce1;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75d3",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 211
  },
  "hsl": {
    "h": 217.6,
    "s": 63.025,
    "l": 53.333
  },
  "oklch": {
    "l": 0.57304,
    "c": 0.15646,
    "h": 260.1
  },
  "luminance": 0.18418
}

Semantic roles & 50–950 ramp

primary

#3D75D3

secondary

#D6BE96

accent

#A942E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D75D3

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

Preview Lab → · Contrast checker → · Palette generator →