#3B5EC7#3B5EC7

#3B5EC7 is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.6% C 0.169 H 266.6°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#3B5EC7
RGB	rgb(59, 94, 199)
HSL	hsl(225, 56%, 51%)
HSV	hsv(225, 70%, 78%)
CMYK	cmyk(70.4%, 52.8%, 0%, 22%)
CIE-LAB	lab(42.85, 23.06, -58.48)
CIE-LCH	lch(42.85, 62.86, 291.52°)
OKLab	oklab(51.57% -0.0101 -0.1682)
OKLCH	oklch(51.57% 0.169 266.6)
XYZ	xyz(16.1115, 13.0571, 55.6929)
Luminance	0.1306 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B5EC7 #C7A43B

analogous

#3BA4C7 #3B5EC7 #5E3BC7

triadic

#3B5EC7 #C73B5E #5EC73B

tetradic

#3B5EC7 #C73BA4 #C7A43B #3BC75E

square

#3B5EC7 #C73BA4 #C7A43B #3BC75E

split-complementary

#3B5EC7 #C75E3B #A4C73B

monochromatic

#1E3169 #2C4799 #3B5EC7 #6B85D5 #9AACE2

Accessibility & contrast

On white

5.81

#3B5EC7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#3B5EC7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B5EC7

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B5EC7	#FFFFFF	#000000	##FFFFFF
##3B5EC7	1.00	5.81	3.61	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156CCB

Deuteranopia (green-blind)

#005FC5

Tritanopia (blue-blind)

#007789

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3b5ec7;
/* rgb */ color: rgb(59, 94, 199);
/* oklch */ color: oklch(51.6% 0.169 266.6);

Tailwind

colors: {
  custom: {
    50: '#828bd9',
    500: '#3b5ec7',
    950: '#000000',
  },
}

SCSS

$custom: #3b5ec7;
$custom-light: #828bd9;
$custom-dark: #000000;

JSON

{
  "hex": "#3b5ec7",
  "rgb": {
    "r": 59,
    "g": 94,
    "b": 199
  },
  "hsl": {
    "h": 225,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.51571,
    "c": 0.1685,
    "h": 266.6
  },
  "luminance": 0.13059
}

Semantic roles & 50–950 ramp

primary

#3B5EC7

secondary

#CEBE90

accent

#B949DF

background

#F8F8FD

surface

#F0F0FA

border

#CBCBD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3B5EC7

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

Preview Lab → · Contrast checker → · Palette generator →