#3B53BA#3B53BA

#3B53BA is a mid, vivid blue. Relative luminance 0.107; OKLCH L 48.4% C 0.164 H 269.4°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#3B53BA
RGB	rgb(59, 83, 186)
HSL	hsl(229, 52%, 48%)
HSV	hsv(229, 68%, 73%)
CMYK	cmyk(68.3%, 55.4%, 0%, 27.1%)
CIE-LAB	lab(39.00, 25.44, -57.15)
CIE-LCH	lch(39.00, 62.56, 294.00°)
OKLab	oklab(48.38% -0.0017 -0.1644)
OKLCH	oklch(48.38% 0.164 269.4)
XYZ	xyz(13.7568, 10.6602, 47.7775)
Luminance	0.1066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B53BA #BAA23B

analogous

#3B93BA #3B53BA #623BBA

triadic

#3B53BA #BA3B53 #53BA3B

tetradic

#3B53BA #BA3B93 #BAA23B #3BBA62

square

#3B53BA #BA3B93 #BAA23B #3BBA62

split-complementary

#3B53BA #BA623B #93BA3B

monochromatic

#1E2A5D #2C3E8C #3B53BA #6478CE #93A1DD

Accessibility & contrast

On white

6.70

#3B53BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#3B53BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B53BA

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B53BA	#FFFFFF	#000000	##FFFFFF
##3B53BA	1.00	6.70	3.13	6.70
#FFFFFF	6.70	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BE

Deuteranopia (green-blind)

#0056B8

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3b53ba;
/* rgb */ color: rgb(59, 83, 186);
/* oklch */ color: oklch(48.4% 0.164 269.4);

Tailwind

colors: {
  custom: {
    50: '#8083cf',
    500: '#3b53ba',
    950: '#000000',
  },
}

SCSS

$custom: #3b53ba;
$custom-light: #8083cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3b53ba",
  "rgb": {
    "r": 59,
    "g": 83,
    "b": 186
  },
  "hsl": {
    "h": 228.661,
    "s": 51.837,
    "l": 48.039
  },
  "oklch": {
    "l": 0.48377,
    "c": 0.16444,
    "h": 269.4
  },
  "luminance": 0.10661
}

Semantic roles & 50–950 ramp

primary

#3B53BA

secondary

#C8BC89

accent

#C04DDB

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3B53BA

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

Preview Lab → · Contrast checker → · Palette generator →