#4253BA#4253BA

#4253BA is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.8% C 0.162 H 271.9°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#4253BA
RGB	rgb(66, 83, 186)
HSL	hsl(232, 48%, 49%)
HSV	hsv(232, 65%, 73%)
CMYK	cmyk(64.5%, 55.4%, 0%, 27.1%)
CIE-LAB	lab(39.39, 26.55, -56.50)
CIE-LCH	lch(39.39, 62.42, 295.17°)
OKLab	oklab(48.77% 0.0055 -0.1624)
OKLCH	oklch(48.77% 0.162 271.9)
XYZ	xyz(14.2000, 10.8887, 47.7983)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4253BA #BAA942

analogous

#428FBA #4253BA #6D42BA

triadic

#4253BA #BA4253 #53BA42

tetradic

#4253BA #BA428F #BAA942 #42BA6D

square

#4253BA #BA428F #BAA942 #42BA6D

split-complementary

#4253BA #BA6D42 #8FBA42

monochromatic

#222B60 #323F8D #4253BA #6E7BCB #9BA4DB

Accessibility & contrast

On white

6.61

#4253BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4253BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4253BA

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4253BA	#FFFFFF	#000000	##FFFFFF
##4253BA	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BE

Deuteranopia (green-blind)

#0058B8

Tritanopia (blue-blind)

#006C7E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4253ba;
/* rgb */ color: rgb(66, 83, 186);
/* oklch */ color: oklch(48.8% 0.162 271.9);

Tailwind

colors: {
  custom: {
    50: '#8383cf',
    500: '#4253ba',
    950: '#000000',
  },
}

SCSS

$custom: #4253ba;
$custom-light: #8383cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4253ba",
  "rgb": {
    "r": 66,
    "g": 83,
    "b": 186
  },
  "hsl": {
    "h": 231.5,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.48774,
    "c": 0.16245,
    "h": 271.9
  },
  "luminance": 0.1089
}

Semantic roles & 50–950 ramp

primary

#4253BA

secondary

#C8C090

accent

#C451D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4253BA

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

Preview Lab → · Contrast checker → · Palette generator →