#3C5BD3#3C5BD3

#3C5BD3 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 52.0% C 0.188 H 268.1°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#3C5BD3
RGB	rgb(60, 91, 211)
HSL	hsl(228, 63%, 53%)
HSV	hsv(228, 72%, 83%)
CMYK	cmyk(71.6%, 56.9%, 0%, 17.3%)
CIE-LAB	lab(42.98, 29.46, -65.18)
CIE-LCH	lch(42.98, 71.52, 294.32°)
OKLab	oklab(51.96% -0.0061 -0.1879)
OKLCH	oklch(51.96% 0.188 268.1)
XYZ	xyz(17.3584, 13.1442, 63.2377)
Luminance	0.1315 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C5BD3 #D3B43C

analogous

#3CA6D3 #3C5BD3 #683CD3

triadic

#3C5BD3 #D33C5B #5BD33C

tetradic

#3C5BD3 #D33CA6 #D3B43C #3CD368

square

#3C5BD3 #D33CA6 #D3B43C #3CD368

split-complementary

#3C5BD3 #D3683C #A6D33C

monochromatic

#1B2F79 #2742AB #3C5BD3 #6E85DE #A0AFEA

Accessibility & contrast

On white

5.79

#3C5BD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#3C5BD3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C5BD3

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C5BD3	#FFFFFF	#000000	##FFFFFF
##3C5BD3	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DD7

Deuteranopia (green-blind)

#005FD1

Tritanopia (blue-blind)

#00798E

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3c5bd3;
/* rgb */ color: rgb(60, 91, 211);
/* oklch */ color: oklch(52.0% 0.188 268.1);

Tailwind

colors: {
  custom: {
    50: '#8589e1',
    500: '#3c5bd3',
    950: '#000000',
  },
}

SCSS

$custom: #3c5bd3;
$custom-light: #8589e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c5bd3",
  "rgb": {
    "r": 60,
    "g": 91,
    "b": 211
  },
  "hsl": {
    "h": 227.682,
    "s": 63.18,
    "l": 53.137
  },
  "oklch": {
    "l": 0.51956,
    "c": 0.18801,
    "h": 268.1
  },
  "luminance": 0.13146
}

Semantic roles & 50–950 ramp

primary

#3C5BD3

secondary

#D6C995

accent

#C442E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #3C5BD3

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

Preview Lab → · Contrast checker → · Palette generator →