#3C55D3#3C55D3

#3C55D3 is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.8% C 0.195 H 269.5°. Best body text is #FFFFFF at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#3C55D3
RGB	rgb(60, 85, 211)
HSL	hsl(230, 63%, 53%)
HSV	hsv(230, 72%, 83%)
CMYK	cmyk(71.6%, 59.7%, 0%, 17.3%)
CIE-LAB	lab(41.47, 33.26, -67.64)
CIE-LCH	lch(41.47, 75.38, 296.19°)
OKLab	oklab(50.83% -0.0017 -0.1952)
OKLCH	oklch(50.83% 0.195 269.5)
XYZ	xyz(16.8658, 12.1591, 63.0735)
Luminance	0.1216 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3C55D3 #D3BA3C

analogous

#3CA1D3 #3C55D3 #6E3CD3

triadic

#3C55D3 #D33C55 #55D33C

tetradic

#3C55D3 #D33CA1 #D3BA3C #3CD36E

square

#3C55D3 #D33CA1 #D3BA3C #3CD36E

split-complementary

#3C55D3 #D36E3C #A1D33C

monochromatic

#1B2B79 #273DAB #3C55D3 #6E81DE #A0ACEA

Accessibility & contrast

On white

6.12

#3C55D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#3C55D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3C55D3

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3C55D3	#FFFFFF	#000000	##FFFFFF
##3C55D3	1.00	6.12	3.43	6.12
#FFFFFF	6.12	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D7

Deuteranopia (green-blind)

#005BD1

Tritanopia (blue-blind)

#00758C

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #3c55d3;
/* rgb */ color: rgb(60, 85, 211);
/* oklch */ color: oklch(50.8% 0.195 269.5);

Tailwind

colors: {
  custom: {
    50: '#8584e1',
    500: '#3c55d3',
    950: '#000000',
  },
}

SCSS

$custom: #3c55d3;
$custom-light: #8584e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3c55d3",
  "rgb": {
    "r": 60,
    "g": 85,
    "b": 211
  },
  "hsl": {
    "h": 230.066,
    "s": 63.18,
    "l": 53.137
  },
  "oklch": {
    "l": 0.50829,
    "c": 0.19523,
    "h": 269.5
  },
  "luminance": 0.12161
}

Semantic roles & 50–950 ramp

primary

#3C55D3

secondary

#D6CB95

accent

#CB42E6

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #3C55D3

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

Preview Lab → · Contrast checker → · Palette generator →