#3C5CD3#3C5CD3

#3C5CD3 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 52.1% C 0.187 H 267.9°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#3C5CD3
RGB	rgb(60, 92, 211)
HSL	hsl(227, 63%, 53%)
HSV	hsv(227, 72%, 83%)
CMYK	cmyk(71.6%, 56.4%, 0%, 17.3%)
CIE-LAB	lab(43.24, 28.82, -64.76)
CIE-LCH	lch(43.24, 70.88, 293.99°)
OKLab	oklab(52.15% -0.0069 -0.1867)
OKLCH	oklch(52.15% 0.187 267.9)
XYZ	xyz(17.4444, 13.3163, 63.2663)
Luminance	0.1332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5CD3 #D3B33C

analogous

#3CA7D3 #3C5CD3 #673CD3

triadic

#3C5CD3 #D33C5C #5CD33C

tetradic

#3C5CD3 #D33CA7 #D3B33C #3CD367

square

#3C5CD3 #D33CA7 #D3B33C #3CD367

split-complementary

#3C5CD3 #D3673C #A7D33C

monochromatic

#1B2F79 #2743AB #3C5CD3 #6E86DE #A0AFEA

Accessibility & contrast

On white

5.73

#3C5CD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#3C5CD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5CD3

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5CD3	#FFFFFF	#000000	##FFFFFF
##3C5CD3	1.00	5.73	3.66	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD7

Deuteranopia (green-blind)

#005FD1

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3c5cd3;
/* rgb */ color: rgb(60, 92, 211);
/* oklch */ color: oklch(52.1% 0.187 267.9);

Tailwind

colors: {
  custom: {
    50: '#8589e1',
    500: '#3c5cd3',
    950: '#000000',
  },
}

SCSS

$custom: #3c5cd3;
$custom-light: #8589e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5cd3",
  "rgb": {
    "r": 60,
    "g": 92,
    "b": 211
  },
  "hsl": {
    "h": 227.285,
    "s": 63.18,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52148,
    "c": 0.1868,
    "h": 267.9
  },
  "luminance": 0.13318
}

Semantic roles & 50–950 ramp

primary

#3C5CD3

secondary

#D6C895

accent

#C342E6

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3C5CD3

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

Preview Lab → · Contrast checker → · Palette generator →