#3B75D2#3B75D2

#3B75D2 is a mid, vivid blue. Relative luminance 0.183; OKLCH L 57.2% C 0.156 H 259.5°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#3B75D2
RGB	rgb(59, 117, 210)
HSL	hsl(217, 63%, 53%)
HSV	hsv(217, 72%, 82%)
CMYK	cmyk(71.9%, 44.3%, 0%, 17.6%)
CIE-LAB	lab(49.86, 12.48, -53.50)
CIE-LCH	lch(49.86, 54.93, 283.13°)
OKLab	oklab(57.16% -0.0285 -0.1531)
OKLCH	oklch(57.16% 0.156 259.5)
XYZ	xyz(19.7936, 18.3034, 63.4500)
Luminance	0.1831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B75D2 #D2983B

analogous

#3BC0D2 #3B75D2 #4D3BD2

triadic

#3B75D2 #D23B75 #75D23B

tetradic

#3B75D2 #D23BC0 #D2983B #3BD24D

square

#3B75D2 #D23BC0 #D2983B #3BD24D

split-complementary

#3B75D2 #D24D3B #C0D23B

monochromatic

#1B3F77 #2759A9 #3B75D2 #6D98DD #9FBBE9

Accessibility & contrast

On white

4.51

#3B75D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#3B75D2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B75D2

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B75D2	#FFFFFF	#000000	##000000
##3B75D2	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#467ED6

Deuteranopia (green-blind)

#2970D0

Tritanopia (blue-blind)

#008B99

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3b75d2;
/* rgb */ color: rgb(59, 117, 210);
/* oklch */ color: oklch(57.2% 0.156 259.5);

Tailwind

colors: {
  custom: {
    50: '#839ce0',
    500: '#3b75d2',
    950: '#000000',
  },
}

SCSS

$custom: #3b75d2;
$custom-light: #839ce0;
$custom-dark: #000000;

JSON

{
  "hex": "#3b75d2",
  "rgb": {
    "r": 59,
    "g": 117,
    "b": 210
  },
  "hsl": {
    "h": 216.954,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5716,
    "c": 0.15577,
    "h": 259.5
  },
  "luminance": 0.18306
}

Semantic roles & 50–950 ramp

primary

#3B75D2

secondary

#D5BC94

accent

#A742E6

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3B75D2

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

Preview Lab → · Contrast checker → · Palette generator →