#3B5DAF#3B5DAF

#3B5DAF is a mid, vivid blue. Relative luminance 0.119; OKLCH L 49.6% C 0.136 H 264.9°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#3B5DAF
RGB	rgb(59, 93, 175)
HSL	hsl(222, 50%, 46%)
HSV	hsv(222, 66%, 69%)
CMYK	cmyk(66.3%, 46.9%, 0%, 31.4%)
CIE-LAB	lab(40.98, 14.97, -47.49)
CIE-LCH	lch(40.98, 49.80, 287.49°)
OKLab	oklab(49.64% -0.0121 -0.1359)
OKLCH	oklch(49.64% 0.136 264.9)
XYZ	xyz(13.4532, 11.8524, 42.1279)
Luminance	0.1185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5DAF #AF8D3B

analogous

#3B97AF #3B5DAF #533BAF

triadic

#3B5DAF #AF3B5D #5DAF3B

tetradic

#3B5DAF #AF3B97 #AF8D3B #3BAF53

square

#3B5DAF #AF3B97 #AF8D3B #3BAF53

split-complementary

#3B5DAF #AF533B #97AF3B

monochromatic

#1C2C53 #2C4581 #3B5DAF #5E7EC9 #8CA2D8

Accessibility & contrast

On white

6.23

#3B5DAF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#3B5DAF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5DAF

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5DAF	#FFFFFF	#000000	##FFFFFF
##3B5DAF	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3466B2

Deuteranopia (green-blind)

#1D5CAD

Tritanopia (blue-blind)

#00707D

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3b5daf;
/* rgb */ color: rgb(59, 93, 175);
/* oklch */ color: oklch(49.6% 0.136 264.9);

Tailwind

colors: {
  custom: {
    50: '#7d8ac7',
    500: '#3b5daf',
    950: '#000000',
  },
}

SCSS

$custom: #3b5daf;
$custom-light: #7d8ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5daf",
  "rgb": {
    "r": 59,
    "g": 93,
    "b": 175
  },
  "hsl": {
    "h": 222.414,
    "s": 49.573,
    "l": 45.882
  },
  "oklch": {
    "l": 0.49639,
    "c": 0.13642,
    "h": 264.9
  },
  "luminance": 0.11854
}

Semantic roles & 50–950 ramp

primary

#3B5DAF

secondary

#C3B083

accent

#B14FD9

background

#F8F8FC

surface

#EFF0F8

border

#CACBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3B5DAF

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

Preview Lab → · Contrast checker → · Palette generator →