#4056CE#4056CE

#4056CE is a mid, vivid blue. Relative luminance 0.122; OKLCH L 50.8% C 0.186 H 270.4°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#4056CE
RGB	rgb(64, 86, 206)
HSL	hsl(231, 59%, 53%)
HSV	hsv(231, 69%, 81%)
CMYK	cmyk(68.9%, 58.3%, 0%, 19.2%)
CIE-LAB	lab(41.53, 31.38, -64.65)
CIE-LCH	lch(41.53, 71.86, 295.89°)
OKLab	oklab(50.81% 0.0014 -0.1863)
OKLCH	oklch(50.81% 0.186 270.4)
XYZ	xyz(16.5789, 12.2002, 59.8617)
Luminance	0.1220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4056CE #CEB840

analogous

#409DCE #4056CE #7140CE

triadic

#4056CE #CE4056 #56CE40

tetradic

#4056CE #CE409D #CEB840 #40CE71

square

#4056CE #CE409D #CEB840 #40CE71

split-complementary

#4056CE #CE7140 #9DCE40

monochromatic

#1E2C75 #2B3EA6 #4056CE #7181DA #A1ACE7

Accessibility & contrast

On white

6.10

#4056CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#4056CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4056CE

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4056CE	#FFFFFF	#000000	##FFFFFF
##4056CE	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D2

Deuteranopia (green-blind)

#005CCC

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4056ce;
/* rgb */ color: rgb(64, 86, 206);
/* oklch */ color: oklch(50.8% 0.186 270.4);

Tailwind

colors: {
  custom: {
    50: '#8685de',
    500: '#4056ce',
    950: '#000000',
  },
}

SCSS

$custom: #4056ce;
$custom-light: #8685de;
$custom-dark: #000000;

JSON

{
  "hex": "#4056ce",
  "rgb": {
    "r": 64,
    "g": 86,
    "b": 206
  },
  "hsl": {
    "h": 230.704,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.50811,
    "c": 0.18634,
    "h": 270.4
  },
  "luminance": 0.12202
}

Semantic roles & 50–950 ramp

primary

#4056CE

secondary

#D4CA96

accent

#CA45E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0D0B15

muted

#7D7C83

Preview Lab

Preview with #4056CE

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

Preview Lab → · Contrast checker → · Palette generator →