#4153BD#4153BD

#4153BD is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.9% C 0.167 H 271.6°. Best body text is #FFFFFF at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#4153BD
RGB	rgb(65, 83, 189)
HSL	hsl(231, 49%, 50%)
HSV	hsv(231, 66%, 74%)
CMYK	cmyk(65.6%, 56.1%, 0%, 25.9%)
CIE-LAB	lab(39.55, 27.44, -58.00)
CIE-LCH	lch(39.55, 64.16, 295.32°)
OKLab	oklab(48.95% 0.0045 -0.1668)
OKLCH	oklch(48.95% 0.167 271.6)
XYZ	xyz(14.4554, 10.9832, 49.4924)
Luminance	0.1098 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4153BD #BDAB41

analogous

#4191BD #4153BD #6D41BD

triadic

#4153BD #BD4153 #53BD41

tetradic

#4153BD #BD4191 #BDAB41 #41BD6D

square

#4153BD #BD4191 #BDAB41 #41BD6D

split-complementary

#4153BD #BD6D41 #91BD41

monochromatic

#222B62 #313F8F #4153BD #6E7CCD #9CA5DD

Accessibility & contrast

On white

6.57

#4153BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#4153BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4153BD

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4153BD	#FFFFFF	#000000	##FFFFFF
##4153BD	1.00	6.57	3.20	6.57
#FFFFFF	6.57	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C1

Deuteranopia (green-blind)

#0058BB

Tritanopia (blue-blind)

#006D80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4153bd;
/* rgb */ color: rgb(65, 83, 189);
/* oklch */ color: oklch(48.9% 0.167 271.6);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#4153bd",
  "rgb": {
    "r": 65,
    "g": 83,
    "b": 189
  },
  "hsl": {
    "h": 231.29,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.48947,
    "c": 0.16685,
    "h": 271.6
  },
  "luminance": 0.10984
}

Semantic roles & 50–950 ramp

primary

#4153BD

secondary

#C9C191

accent

#C44FD8

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4153BD

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

Preview Lab → · Contrast checker → · Palette generator →