#3D75D4#3D75D4

#3D75D4 is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.4% C 0.158 H 260.3°. Best body text is #000000 at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3D75D4
RGB	rgb(61, 117, 212)
HSL	hsl(218, 64%, 54%)
HSV	hsv(218, 71%, 83%)
CMYK	cmyk(71.2%, 44.8%, 0%, 16.9%)
CIE-LAB	lab(50.06, 13.48, -54.32)
CIE-LCH	lch(50.06, 55.97, 283.94°)
OKLab	oklab(57.37% -0.0266 -0.1555)
OKLCH	oklch(57.37% 0.158 260.3)
XYZ	xyz(20.1651, 18.4660, 64.7761)
Luminance	0.1847 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D75D4 #D49C3D

analogous

#3DC1D4 #3D75D4 #503DD4

triadic

#3D75D4 #D43D75 #75D43D

tetradic

#3D75D4 #D43DC1 #D49C3D #3DD450

square

#3D75D4 #D43DC1 #D49C3D #3DD450

split-complementary

#3D75D4 #D4503D #C1D43D

monochromatic

#1B3F7B #2658AD #3D75D4 #6F99DF #A1BCEA

Accessibility & contrast

On white

4.47

#3D75D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.69

#3D75D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D75D4

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D75D4	#FFFFFF	#000000	##000000
##3D75D4	1.00	4.47	4.69	4.69
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.69	21.00	1.00	1.00
##000000	4.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#457FD8

Deuteranopia (green-blind)

#2771D2

Tritanopia (blue-blind)

#008B9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3d75d4;
/* rgb */ color: rgb(61, 117, 212);
/* oklch */ color: oklch(57.4% 0.158 260.3);

Tailwind

colors: {
  custom: {
    50: '#849ce2',
    500: '#3d75d4',
    950: '#000000',
  },
}

SCSS

$custom: #3d75d4;
$custom-light: #849ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d75d4",
  "rgb": {
    "r": 61,
    "g": 117,
    "b": 212
  },
  "hsl": {
    "h": 217.748,
    "s": 63.713,
    "l": 53.529
  },
  "oklch": {
    "l": 0.5737,
    "c": 0.1578,
    "h": 260.3
  },
  "luminance": 0.18468
}

Semantic roles & 50–950 ramp

primary

#3D75D4

secondary

#D7BF96

accent

#A941E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D75D4

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

Preview Lab → · Contrast checker → · Palette generator →