#3B53CF#3B53CF

#3B53CF is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.1% C 0.193 H 269.6°. Best body text is #FFFFFF at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3B53CF
RGB	rgb(59, 83, 207)
HSL	hsl(230, 61%, 52%)
HSV	hsv(230, 71%, 81%)
CMYK	cmyk(71.5%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(40.61, 32.98, -66.75)
CIE-LCH	lch(40.61, 74.45, 296.29°)
OKLab	oklab(50.08% -0.0012 -0.1926)
OKLCH	oklch(50.08% 0.193 269.6)
XYZ	xyz(16.1555, 11.6197, 60.4108)
Luminance	0.1162 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B53CF #CFB73B

analogous

#3B9DCF #3B53CF #6D3BCF

triadic

#3B53CF #CF3B53 #53CF3B

tetradic

#3B53CF #CF3B9D #CFB73B #3BCF6D

square

#3B53CF #CF3B9D #CFB73B #3BCF6D

split-complementary

#3B53CF #CF6D3B #9DCF3B

monochromatic

#1C2A73 #283CA5 #3B53CF #6C7EDB #9DA9E7

Accessibility & contrast

On white

6.32

#3B53CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3B53CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B53CF

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B53CF	#FFFFFF	#000000	##FFFFFF
##3B53CF	1.00	6.32	3.32	6.32
#FFFFFF	6.32	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D3

Deuteranopia (green-blind)

#0059CD

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3b53cf;
/* rgb */ color: rgb(59, 83, 207);
/* oklch */ color: oklch(50.1% 0.193 269.6);

Tailwind

colors: {
  custom: {
    50: '#8483df',
    500: '#3b53cf',
    950: '#000000',
  },
}

SCSS

$custom: #3b53cf;
$custom-light: #8483df;
$custom-dark: #000000;

JSON

{
  "hex": "#3b53cf",
  "rgb": {
    "r": 59,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 230.27,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.50077,
    "c": 0.19264,
    "h": 269.6
  },
  "luminance": 0.11621
}

Semantic roles & 50–950 ramp

primary

#3B53CF

secondary

#D3C993

accent

#CA44E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B53CF

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

Preview Lab → · Contrast checker → · Palette generator →