#3B53BD#3B53BD

#3B53BD is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.6% C 0.169 H 269.5°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#3B53BD
RGB	rgb(59, 83, 189)
HSL	hsl(229, 52%, 49%)
HSV	hsv(229, 69%, 74%)
CMYK	cmyk(68.8%, 56.1%, 0%, 25.9%)
CIE-LAB	lab(39.22, 26.52, -58.55)
CIE-LCH	lch(39.22, 64.27, 294.37°)
OKLab	oklab(48.61% -0.0015 -0.1685)
OKLCH	oklch(48.61% 0.169 269.5)
XYZ	xyz(14.0791, 10.7891, 49.4748)
Luminance	0.1079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B53BD #BDA53B

analogous

#3B94BD #3B53BD #643BBD

triadic

#3B53BD #BD3B53 #53BD3B

tetradic

#3B53BD #BD3B94 #BDA53B #3BBD64

square

#3B53BD #BD3B94 #BDA53B #3BBD64

split-complementary

#3B53BD #BD643B #94BD3B

monochromatic

#1E2A60 #2C3F8E #3B53BD #6679CF #95A2DE

Accessibility & contrast

On white

6.65

#3B53BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3B53BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B53BD

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B53BD	#FFFFFF	#000000	##FFFFFF
##3B53BD	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#0057BB

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3b53bd;
/* rgb */ color: rgb(59, 83, 189);
/* oklch */ color: oklch(48.6% 0.169 269.5);

Tailwind

colors: {
  custom: {
    50: '#8183d2',
    500: '#3b53bd',
    950: '#000000',
  },
}

SCSS

$custom: #3b53bd;
$custom-light: #8183d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b53bd",
  "rgb": {
    "r": 59,
    "g": 83,
    "b": 189
  },
  "hsl": {
    "h": 228.923,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.48612,
    "c": 0.16855,
    "h": 269.5
  },
  "luminance": 0.1079
}

Semantic roles & 50–950 ramp

primary

#3B53BD

secondary

#C9BE8B

accent

#C14CDC

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3B53BD

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

Preview Lab → · Contrast checker → · Palette generator →