#4256BA#4256BA

#4256BA is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.4% C 0.159 H 271.0°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4256BA
RGB	rgb(66, 86, 186)
HSL	hsl(230, 48%, 49%)
HSV	hsv(230, 65%, 73%)
CMYK	cmyk(64.5%, 53.8%, 0%, 27.1%)
CIE-LAB	lab(40.18, 24.62, -55.23)
CIE-LCH	lch(40.18, 60.47, 294.03°)
OKLab	oklab(49.36% 0.0027 -0.1586)
OKLCH	oklch(49.36% 0.159 271)
XYZ	xyz(14.4345, 11.3577, 47.8764)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4256BA #BAA642

analogous

#4292BA #4256BA #6A42BA

triadic

#4256BA #BA4256 #56BA42

tetradic

#4256BA #BA4292 #BAA642 #42BA6A

square

#4256BA #BA4292 #BAA642 #42BA6A

split-complementary

#4256BA #BA6A42 #92BA42

monochromatic

#222C60 #32418D #4256BA #6E7DCB #9BA6DB

Accessibility & contrast

On white

6.42

#4256BA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4256BA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4256BA

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4256BA	#FFFFFF	#000000	##FFFFFF
##4256BA	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1164BD

Deuteranopia (green-blind)

#005AB8

Tritanopia (blue-blind)

#006E7F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4256ba;
/* rgb */ color: rgb(66, 86, 186);
/* oklch */ color: oklch(49.4% 0.159 271.0);

Tailwind

colors: {
  custom: {
    50: '#8385cf',
    500: '#4256ba',
    950: '#000000',
  },
}

SCSS

$custom: #4256ba;
$custom-light: #8385cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4256ba",
  "rgb": {
    "r": 66,
    "g": 86,
    "b": 186
  },
  "hsl": {
    "h": 230,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.49363,
    "c": 0.1586,
    "h": 271
  },
  "luminance": 0.11359
}

Semantic roles & 50–950 ramp

primary

#4256BA

secondary

#C8BE90

accent

#C151D7

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4256BA

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

Preview Lab → · Contrast checker → · Palette generator →