#3C75CD#3C75CD

#3C75CD is a mid, vivid blue. Relative luminance 0.181; OKLCH L 56.9% C 0.149 H 258.9°. Best body text is #000000 at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#3C75CD
RGB	rgb(60, 117, 205)
HSL	hsl(216, 59%, 52%)
HSV	hsv(216, 71%, 80%)
CMYK	cmyk(70.7%, 42.9%, 0%, 19.6%)
CIE-LAB	lab(49.60, 10.81, -51.06)
CIE-LCH	lch(49.60, 52.19, 281.95°)
OKLab	oklab(56.88% -0.0287 -0.146)
OKLCH	oklch(56.88% 0.149 258.9)
XYZ	xyz(19.2402, 18.0890, 60.2233)
Luminance	0.1809 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C75CD #CD943C

analogous

#3CBECD #3C75CD #4C3CCD

triadic

#3C75CD #CD3C75 #75CD3C

tetradic

#3C75CD #CD3CBE #CD943C #3CCD4C

square

#3C75CD #CD3CBE #CD943C #3CCD4C

split-complementary

#3C75CD #CD4C3C #BECD3C

monochromatic

#1D3E71 #2A59A2 #3C75CD #6D97D9 #9DBAE6

Accessibility & contrast

On white

4.55

#3C75CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.62

#3C75CD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3C75CD

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C75CD	#FFFFFF	#000000	##000000
##3C75CD	1.00	4.55	4.62	4.62
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.62	21.00	1.00	1.00
##000000	4.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A7DD0

Deuteranopia (green-blind)

#3170CB

Tritanopia (blue-blind)

#008997

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3c75cd;
/* rgb */ color: rgb(60, 117, 205);
/* oklch */ color: oklch(56.9% 0.149 258.9);

Tailwind

colors: {
  custom: {
    50: '#839cdd',
    500: '#3c75cd',
    950: '#000000',
  },
}

SCSS

$custom: #3c75cd;
$custom-light: #839cdd;
$custom-dark: #000000;

JSON

{
  "hex": "#3c75cd",
  "rgb": {
    "r": 60,
    "g": 117,
    "b": 205
  },
  "hsl": {
    "h": 216.414,
    "s": 59.184,
    "l": 51.961
  },
  "oklch": {
    "l": 0.56876,
    "c": 0.14876,
    "h": 258.9
  },
  "luminance": 0.18091
}

Semantic roles & 50–950 ramp

primary

#3C75CD

secondary

#D2B993

accent

#A545E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3C75CD

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

Preview Lab → · Contrast checker → · Palette generator →