#4153BE#4153BE

#4153BE is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.0% C 0.168 H 271.5°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#4153BE
RGB	rgb(65, 83, 190)
HSL	hsl(231, 49%, 50%)
HSV	hsv(231, 66%, 75%)
CMYK	cmyk(65.8%, 56.3%, 0%, 25.5%)
CIE-LAB	lab(39.63, 27.80, -58.46)
CIE-LCH	lch(39.63, 64.73, 295.43°)
OKLab	oklab(49.03% 0.0046 -0.1682)
OKLCH	oklch(49.03% 0.168 271.5)
XYZ	xyz(14.5644, 11.0267, 50.0661)
Luminance	0.1103 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4153BE #BEAC41

analogous

#4192BE #4153BE #6D41BE

triadic

#4153BE #BE4153 #53BE41

tetradic

#4153BE #BE4192 #BEAC41 #41BE6D

square

#4153BE #BE4192 #BEAC41 #41BE6D

split-complementary

#4153BE #BE6D41 #92BE41

monochromatic

#222B63 #313F90 #4153BE #6F7CCE #9CA6DD

Accessibility & contrast

On white

6.55

#4153BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#4153BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4153BE

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4153BE	#FFFFFF	#000000	##FFFFFF
##4153BE	1.00	6.55	3.21	6.55
#FFFFFF	6.55	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C2

Deuteranopia (green-blind)

#0058BC

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4153be;
/* rgb */ color: rgb(65, 83, 190);
/* oklch */ color: oklch(49.0% 0.168 271.5);

Tailwind

colors: {
  custom: {
    50: '#8383d2',
    500: '#4153be',
    950: '#000000',
  },
}

SCSS

$custom: #4153be;
$custom-light: #8383d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4153be",
  "rgb": {
    "r": 65,
    "g": 83,
    "b": 190
  },
  "hsl": {
    "h": 231.36,
    "s": 49.02,
    "l": 50
  },
  "oklch": {
    "l": 0.49025,
    "c": 0.16822,
    "h": 271.5
  },
  "luminance": 0.11028
}

Semantic roles & 50–950 ramp

primary

#4153BE

secondary

#C9C191

accent

#C54FD9

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4153BE

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

Preview Lab → · Contrast checker → · Palette generator →