#3B5BAE#3B5BAE

#3B5BAE is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.1% C 0.138 H 265.7°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#3B5BAE
RGB	rgb(59, 91, 174)
HSL	hsl(223, 49%, 46%)
HSV	hsv(223, 66%, 68%)
CMYK	cmyk(66.1%, 47.7%, 0%, 31.8%)
CIE-LAB	lab(40.36, 15.90, -47.91)
CIE-LCH	lch(40.36, 50.48, 288.36°)
OKLab	oklab(49.14% -0.0103 -0.1371)
OKLCH	oklch(49.14% 0.138 265.7)
XYZ	xyz(13.1821, 11.4667, 41.5548)
Luminance	0.1147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5BAE #AE8E3B

analogous

#3B94AE #3B5BAE #543BAE

triadic

#3B5BAE #AE3B5B #5BAE3B

tetradic

#3B5BAE #AE3B94 #AE8E3B #3BAE54

square

#3B5BAE #AE3B94 #AE8E3B #3BAE54

split-complementary

#3B5BAE #AE543B #94AE3B

monochromatic

#1C2B53 #2C4380 #3B5BAE #5E7BC8 #8CA1D8

Accessibility & contrast

On white

6.38

#3B5BAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#3B5BAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5BAE

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5BAE	#FFFFFF	#000000	##FFFFFF
##3B5BAE	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3065B1

Deuteranopia (green-blind)

#195AAC

Tritanopia (blue-blind)

#006E7C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #3b5bae;
/* rgb */ color: rgb(59, 91, 174);
/* oklch */ color: oklch(49.1% 0.138 265.7);

Tailwind

colors: {
  custom: {
    50: '#7d88c7',
    500: '#3b5bae',
    950: '#000000',
  },
}

SCSS

$custom: #3b5bae;
$custom-light: #7d88c7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5bae",
  "rgb": {
    "r": 59,
    "g": 91,
    "b": 174
  },
  "hsl": {
    "h": 223.304,
    "s": 49.356,
    "l": 45.686
  },
  "oklch": {
    "l": 0.49141,
    "c": 0.1375,
    "h": 265.7
  },
  "luminance": 0.11468
}

Semantic roles & 50–950 ramp

primary

#3B5BAE

secondary

#C2B182

accent

#B24FD9

background

#F8F8FC

surface

#EFEFF8

border

#CACAD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #3B5BAE

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

Preview Lab → · Contrast checker → · Palette generator →