#4256C6#4256C6

#4256C6 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.3% C 0.175 H 271.1°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#4256C6
RGB	rgb(66, 86, 198)
HSL	hsl(231, 54%, 52%)
HSV	hsv(231, 67%, 78%)
CMYK	cmyk(66.7%, 56.6%, 0%, 22.4%)
CIE-LAB	lab(41.04, 28.85, -60.82)
CIE-LCH	lch(41.04, 67.32, 295.38°)
OKLab	oklab(50.28% 0.0032 -0.175)
OKLCH	oklch(50.28% 0.175 271.1)
XYZ	xyz(15.7642, 11.8896, 54.8793)
Luminance	0.1189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4256C6 #C6B242

analogous

#4298C6 #4256C6 #7042C6

triadic

#4256C6 #C64256 #56C642

tetradic

#4256C6 #C64298 #C6B242 #42C670

square

#4256C6 #C64298 #C6B242 #42C670

split-complementary

#4256C6 #C67042 #98C642

monochromatic

#212C6D #2F3F9C #4256C6 #7180D4 #A0AAE2

Accessibility & contrast

On white

6.22

#4256C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4256C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4256C6

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4256C6	#FFFFFF	#000000	##FFFFFF
##4256C6	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CA

Deuteranopia (green-blind)

#005BC4

Tritanopia (blue-blind)

#007185

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4256c6;
/* rgb */ color: rgb(66, 86, 198);
/* oklch */ color: oklch(50.3% 0.175 271.1);

Tailwind

colors: {
  custom: {
    50: '#8585d8',
    500: '#4256c6',
    950: '#000000',
  },
}

SCSS

$custom: #4256c6;
$custom-light: #8585d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4256c6",
  "rgb": {
    "r": 66,
    "g": 86,
    "b": 198
  },
  "hsl": {
    "h": 230.909,
    "s": 53.659,
    "l": 51.765
  },
  "oklch": {
    "l": 0.50284,
    "c": 0.17506,
    "h": 271.1
  },
  "luminance": 0.11891
}

Semantic roles & 50–950 ramp

primary

#4256C6

secondary

#CFC695

accent

#C74BDD

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4256C6

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

Preview Lab → · Contrast checker → · Palette generator →