#4153BA#4153BA

#4153BA is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.7% C 0.163 H 271.5°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#4153BA
RGB	rgb(65, 83, 186)
HSL	hsl(231, 48%, 49%)
HSV	hsv(231, 65%, 73%)
CMYK	cmyk(65.1%, 55.4%, 0%, 27.1%)
CIE-LAB	lab(39.33, 26.39, -56.59)
CIE-LCH	lch(39.33, 62.44, 295.00°)
OKLab	oklab(48.72% 0.0044 -0.1627)
OKLCH	oklch(48.72% 0.163 271.5)
XYZ	xyz(14.1332, 10.8542, 47.7951)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4153BA #BAA841

analogous

#4190BA #4153BA #6B41BA

triadic

#4153BA #BA4153 #53BA41

tetradic

#4153BA #BA4190 #BAA841 #41BA6B

square

#4153BA #BA4190 #BAA841 #41BA6B

split-complementary

#4153BA #BA6B41 #90BA41

monochromatic

#212B5F #313F8D #4153BA #6C7BCC #9AA4DC

Accessibility & contrast

On white

6.62

#4153BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#4153BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4153BA

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4153BA	#FFFFFF	#000000	##FFFFFF
##4153BA	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BE

Deuteranopia (green-blind)

#0057B8

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4153ba;
/* rgb */ color: rgb(65, 83, 186);
/* oklch */ color: oklch(48.7% 0.163 271.5);

Tailwind

colors: {
  custom: {
    50: '#8383cf',
    500: '#4153ba',
    950: '#000000',
  },
}

SCSS

$custom: #4153ba;
$custom-light: #8383cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4153ba",
  "rgb": {
    "r": 65,
    "g": 83,
    "b": 186
  },
  "hsl": {
    "h": 231.074,
    "s": 48.207,
    "l": 49.216
  },
  "oklch": {
    "l": 0.48715,
    "c": 0.16273,
    "h": 271.5
  },
  "luminance": 0.10856
}

Semantic roles & 50–950 ramp

primary

#4153BA

secondary

#C8BF8F

accent

#C450D8

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4153BA

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

Preview Lab → · Contrast checker → · Palette generator →