#3B5FA1#3B5FA1

#3B5FA1 is a mid, moderate blue. Relative luminance 0.117; OKLCH L 49.2% C 0.114 H 261.5°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FA1
RGB	rgb(59, 95, 161)
HSL	hsl(219, 46%, 43%)
HSV	hsv(219, 63%, 63%)
CMYK	cmyk(63.4%, 41%, 0%, 36.9%)
CIE-LAB	lab(40.71, 8.63, -39.64)
CIE-LCH	lch(40.71, 40.57, 282.29°)
OKLab	oklab(49.16% -0.0168 -0.1128)
OKLCH	oklch(49.16% 0.114 261.5)
XYZ	xyz(12.3266, 11.6863, 35.3174)
Luminance	0.1169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FA1 #A17D3B

analogous

#3B92A1 #3B5FA1 #4A3BA1

triadic

#3B5FA1 #A13B5F #5FA13B

tetradic

#3B5FA1 #A13B92 #A17D3B #3BA14A

square

#3B5FA1 #A13B92 #A17D3B #3BA14A

split-complementary

#3B5FA1 #A14A3B #92A13B

monochromatic

#1A2A47 #2B4574 #3B5FA1 #587DC2 #84A0D2

Accessibility & contrast

On white

6.29

#3B5FA1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#3B5FA1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FA1

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FA1	#FFFFFF	#000000	##FFFFFF
##3B5FA1	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4265A4

Deuteranopia (green-blind)

#335CA0

Tritanopia (blue-blind)

#006E78

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3b5fa1;
/* rgb */ color: rgb(59, 95, 161);
/* oklch */ color: oklch(49.2% 0.114 261.5);

Tailwind

colors: {
  custom: {
    50: '#7b8cbd',
    500: '#3b5fa1',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fa1;
$custom-light: #7b8cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fa1",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 161
  },
  "hsl": {
    "h": 218.824,
    "s": 46.364,
    "l": 43.137
  },
  "oklch": {
    "l": 0.49162,
    "c": 0.11401,
    "h": 261.5
  },
  "luminance": 0.11687
}

Semantic roles & 50–950 ramp

primary

#3B5FA1

secondary

#BCA57C

accent

#A752D6

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #3B5FA1

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

Preview Lab → · Contrast checker → · Palette generator →