#3C5FBF#3C5FBF

#3C5FBF is a mid, vivid blue. Relative luminance 0.129; OKLCH L 51.2% C 0.156 H 266.0°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#3C5FBF
RGB	rgb(60, 95, 191)
HSL	hsl(224, 52%, 49%)
HSV	hsv(224, 69%, 75%)
CMYK	cmyk(68.6%, 50.3%, 0%, 25.1%)
CIE-LAB	lab(42.62, 19.65, -54.21)
CIE-LCH	lch(42.62, 57.67, 289.93°)
OKLab	oklab(51.24% -0.0109 -0.1556)
OKLCH	oklch(51.24% 0.156 266)
XYZ	xyz(15.3564, 12.9051, 50.9618)
Luminance	0.1291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5FBF #BF9C3C

analogous

#3CA1BF #3C5FBF #5A3CBF

triadic

#3C5FBF #BF3C5F #5FBF3C

tetradic

#3C5FBF #BF3CA1 #BF9C3C #3CBF5A

square

#3C5FBF #BF3CA1 #BF9C3C #3CBF5A

split-complementary

#3C5FBF #BF5A3C #A1BF3C

monochromatic

#1F3162 #2D4890 #3C5FBF #6884D0 #97AADE

Accessibility & contrast

On white

5.86

#3C5FBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#3C5FBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5FBF

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5FBF	#FFFFFF	#000000	##FFFFFF
##3C5FBF	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#276BC2

Deuteranopia (green-blind)

#005FBD

Tritanopia (blue-blind)

#007686

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3c5fbf;
/* rgb */ color: rgb(60, 95, 191);
/* oklch */ color: oklch(51.2% 0.156 266.0);

Tailwind

colors: {
  custom: {
    50: '#818bd3',
    500: '#3c5fbf',
    950: '#000000',
  },
}

SCSS

$custom: #3c5fbf;
$custom-light: #818bd3;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5fbf",
  "rgb": {
    "r": 60,
    "g": 95,
    "b": 191
  },
  "hsl": {
    "h": 223.969,
    "s": 52.191,
    "l": 49.216
  },
  "oklch": {
    "l": 0.51236,
    "c": 0.15598,
    "h": 266
  },
  "luminance": 0.12907
}

Semantic roles & 50–950 ramp

primary

#3C5FBF

secondary

#CABA8D

accent

#B54CDC

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #3C5FBF

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

Preview Lab → · Contrast checker → · Palette generator →