#3C5FBD#3C5FBD

#3C5FBD is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.1% C 0.153 H 265.8°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#3C5FBD
RGB	rgb(60, 95, 189)
HSL	hsl(224, 52%, 49%)
HSV	hsv(224, 68%, 74%)
CMYK	cmyk(68.3%, 49.7%, 0%, 25.9%)
CIE-LAB	lab(42.49, 18.93, -53.27)
CIE-LCH	lch(42.49, 56.53, 289.56°)
OKLab	oklab(51.09% -0.0111 -0.1528)
OKLCH	oklch(51.09% 0.153 265.8)
XYZ	xyz(15.1378, 12.8177, 49.8105)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5FBD #BD9A3C

analogous

#3CA0BD #3C5FBD #5A3CBD

triadic

#3C5FBD #BD3C5F #5FBD3C

tetradic

#3C5FBD #BD3CA0 #BD9A3C #3CBD5A

square

#3C5FBD #BD3CA0 #BD9A3C #3CBD5A

split-complementary

#3C5FBD #BD5A3C #A0BD3C

monochromatic

#1F3060 #2D488F #3C5FBD #6783CF #96A9DE

Accessibility & contrast

On white

5.89

#3C5FBD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#3C5FBD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5FBD

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5FBD	#FFFFFF	#000000	##FFFFFF
##3C5FBD	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC0

Deuteranopia (green-blind)

#005FBB

Tritanopia (blue-blind)

#007585

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #3c5fbd;
/* rgb */ color: rgb(60, 95, 189);
/* oklch */ color: oklch(51.1% 0.153 265.8);

Tailwind

colors: {
  custom: {
    50: '#808bd1',
    500: '#3c5fbd',
    950: '#000000',
  },
}

SCSS

$custom: #3c5fbd;
$custom-light: #808bd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5fbd",
  "rgb": {
    "r": 60,
    "g": 95,
    "b": 189
  },
  "hsl": {
    "h": 223.721,
    "s": 51.807,
    "l": 48.824
  },
  "oklch": {
    "l": 0.51093,
    "c": 0.15322,
    "h": 265.8
  },
  "luminance": 0.12819
}

Semantic roles & 50–950 ramp

primary

#3C5FBD

secondary

#C9B88C

accent

#B54DDB

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3C5FBD

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

Preview Lab → · Contrast checker → · Palette generator →