#3B5FC8#3B5FC8

#3B5FC8 is a mid, vivid blue. Relative luminance 0.133; OKLCH L 51.8% C 0.169 H 266.3°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FC8
RGB	rgb(59, 95, 200)
HSL	hsl(225, 56%, 51%)
HSV	hsv(225, 71%, 78%)
CMYK	cmyk(70.5%, 52.5%, 0%, 21.6%)
CIE-LAB	lab(43.19, 22.78, -58.52)
CIE-LCH	lch(43.19, 62.79, 291.27°)
OKLab	oklab(51.85% -0.0109 -0.1683)
OKLCH	oklch(51.85% 0.169 266.3)
XYZ	xyz(16.3175, 13.2827, 56.3362)
Luminance	0.1328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FC8 #C8A43B

analogous

#3BA5C8 #3B5FC8 #5D3BC8

triadic

#3B5FC8 #C83B5F #5FC83B

tetradic

#3B5FC8 #C83BA5 #C8A43B #3BC85D

square

#3B5FC8 #C83BA5 #C8A43B #3BC85D

split-complementary

#3B5FC8 #C85D3B #A5C83B

monochromatic

#1E326B #2B489A #3B5FC8 #6B86D5 #9BADE3

Accessibility & contrast

On white

5.74

#3B5FC8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#3B5FC8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FC8

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FC8	#FFFFFF	#000000	##FFFFFF
##3B5FC8	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#176DCC

Deuteranopia (green-blind)

#0060C6

Tritanopia (blue-blind)

#00788A

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #3b5fc8;
/* rgb */ color: rgb(59, 95, 200);
/* oklch */ color: oklch(51.8% 0.169 266.3);

Tailwind

colors: {
  custom: {
    50: '#828bd9',
    500: '#3b5fc8',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fc8;
$custom-light: #828bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fc8",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 200
  },
  "hsl": {
    "h": 224.681,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.51848,
    "c": 0.16863,
    "h": 266.3
  },
  "luminance": 0.13284
}

Semantic roles & 50–950 ramp

primary

#3B5FC8

secondary

#CFBF90

accent

#B948DF

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #3B5FC8

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

Preview Lab → · Contrast checker → · Palette generator →