#3B5FDA#3B5FDA

#3B5FDA is a mid, vivid blue. Relative luminance 0.142; OKLCH L 53.2% C 0.193 H 267.1°. Best body text is #FFFFFF at 5.48:1 contrast (WCAG AA passes).

Color values

HEX	#3B5FDA
RGB	rgb(59, 95, 218)
HSL	hsl(226, 68%, 54%)
HSV	hsv(226, 73%, 85%)
CMYK	cmyk(72.9%, 56.4%, 0%, 14.5%)
CIE-LAB	lab(44.48, 29.31, -66.74)
CIE-LCH	lch(44.48, 72.89, 293.71°)
OKLab	oklab(53.23% -0.0097 -0.1925)
OKLCH	oklch(53.23% 0.193 267.1)
XYZ	xyz(18.5463, 14.1742, 68.0745)
Luminance	0.1418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5FDA #DAB63B

analogous

#3BAFDA #3B5FDA #673BDA

triadic

#3B5FDA #DA3B5F #5FDA3B

tetradic

#3B5FDA #DA3BAF #DAB63B #3BDA67

square

#3B5FDA #DA3BAF #DAB63B #3BDA67

split-complementary

#3B5FDA #DA673B #AFDA3B

monochromatic

#193082 #2244B6 #3B5FDA #6E89E4 #A2B3ED

Accessibility & contrast

On white

5.48

#3B5FDA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#3B5FDA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5FDA

5.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5FDA	#FFFFFF	#000000	##FFFFFF
##3B5FDA	1.00	5.48	3.84	5.48
#FFFFFF	5.48	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071DE

Deuteranopia (green-blind)

#0062D8

Tritanopia (blue-blind)

#007D93

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #3b5fda;
/* rgb */ color: rgb(59, 95, 218);
/* oklch */ color: oklch(53.2% 0.193 267.1);

Tailwind

colors: {
  custom: {
    50: '#868ce6',
    500: '#3b5fda',
    950: '#000000',
  },
}

SCSS

$custom: #3b5fda;
$custom-light: #868ce6;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5fda",
  "rgb": {
    "r": 59,
    "g": 95,
    "b": 218
  },
  "hsl": {
    "h": 226.415,
    "s": 68.24,
    "l": 54.314
  },
  "oklch": {
    "l": 0.53234,
    "c": 0.1927,
    "h": 267.1
  },
  "luminance": 0.14176
}

Semantic roles & 50–950 ramp

primary

#3B5FDA

secondary

#DACB97

accent

#C43DEB

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #3B5FDA

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

Preview Lab → · Contrast checker → · Palette generator →