#3B65BD#3B65BD

#3B65BD is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.3% C 0.146 H 263.1°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#3B65BD
RGB	rgb(59, 101, 189)
HSL	hsl(221, 52%, 49%)
HSV	hsv(221, 69%, 74%)
CMYK	cmyk(68.8%, 46.6%, 0%, 25.9%)
CIE-LAB	lab(44.10, 14.92, -50.67)
CIE-LCH	lch(44.10, 52.82, 286.41°)
OKLab	oklab(52.32% -0.0175 -0.1451)
OKLCH	oklch(52.32% 0.146 263.1)
XYZ	xyz(15.6394, 13.9097, 49.9949)
Luminance	0.1391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B65BD #BD933B

analogous

#3BA6BD #3B65BD #523BBD

triadic

#3B65BD #BD3B65 #65BD3B

tetradic

#3B65BD #BD3BA6 #BD933B #3BBD52

square

#3B65BD #BD3BA6 #BD933B #3BBD52

split-complementary

#3B65BD #BD523B #A6BD3B

monochromatic

#1E3360 #2C4C8E #3B65BD #6688CF #95ACDE

Accessibility & contrast

On white

5.55

#3B65BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#3B65BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B65BD

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B65BD	#FFFFFF	#000000	##FFFFFF
##3B65BD	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#386FC0

Deuteranopia (green-blind)

#1D63BB

Tritanopia (blue-blind)

#007988

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #3b65bd;
/* rgb */ color: rgb(59, 101, 189);
/* oklch */ color: oklch(52.3% 0.146 263.1);

Tailwind

colors: {
  custom: {
    50: '#8090d1',
    500: '#3b65bd',
    950: '#000000',
  },
}

SCSS

$custom: #3b65bd;
$custom-light: #8090d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3b65bd",
  "rgb": {
    "r": 59,
    "g": 101,
    "b": 189
  },
  "hsl": {
    "h": 220.615,
    "s": 52.419,
    "l": 48.627
  },
  "oklch": {
    "l": 0.52315,
    "c": 0.14615,
    "h": 263.1
  },
  "luminance": 0.13911
}

Semantic roles & 50–950 ramp

primary

#3B65BD

secondary

#C9B58B

accent

#AD4CDC

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #3B65BD

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

Preview Lab → · Contrast checker → · Palette generator →