#4155BA#4155BA

#4155BA is a mid, vivid blue. Relative luminance 0.112; OKLCH L 49.1% C 0.160 H 270.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#4155BA
RGB	rgb(65, 85, 186)
HSL	hsl(230, 48%, 49%)
HSV	hsv(230, 65%, 73%)
CMYK	cmyk(65.1%, 54.3%, 0%, 27.1%)
CIE-LAB	lab(39.86, 25.10, -55.75)
CIE-LCH	lch(39.86, 61.14, 294.24°)
OKLab	oklab(49.11% 0.0026 -0.1601)
OKLCH	oklch(49.11% 0.16 270.9)
XYZ	xyz(14.2884, 11.1647, 47.8469)
Luminance	0.1117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4155BA #BAA641

analogous

#4192BA #4155BA #6A41BA

triadic

#4155BA #BA4155 #55BA41

tetradic

#4155BA #BA4192 #BAA641 #41BA6A

square

#4155BA #BA4192 #BAA641 #41BA6A

split-complementary

#4155BA #BA6A41 #92BA41

monochromatic

#212C5F #31408D #4155BA #6C7CCC #9AA5DC

Accessibility & contrast

On white

6.50

#4155BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#4155BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4155BA

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4155BA	#FFFFFF	#000000	##FFFFFF
##4155BA	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A64BE

Deuteranopia (green-blind)

#0059B8

Tritanopia (blue-blind)

#006D7F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4155ba;
/* rgb */ color: rgb(65, 85, 186);
/* oklch */ color: oklch(49.1% 0.160 270.9);

Tailwind

colors: {
  custom: {
    50: '#8384cf',
    500: '#4155ba',
    950: '#000000',
  },
}

SCSS

$custom: #4155ba;
$custom-light: #8384cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4155ba",
  "rgb": {
    "r": 65,
    "g": 85,
    "b": 186
  },
  "hsl": {
    "h": 230.083,
    "s": 48.207,
    "l": 49.216
  },
  "oklch": {
    "l": 0.49107,
    "c": 0.16017,
    "h": 270.9
  },
  "luminance": 0.11166
}

Semantic roles & 50–950 ramp

primary

#4155BA

secondary

#C8BE8F

accent

#C150D8

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4155BA

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

Preview Lab → · Contrast checker → · Palette generator →