#4F56CE#4F56CE

#4F56CE is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.7% C 0.182 H 275.5°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#4F56CE
RGB	rgb(79, 86, 206)
HSL	hsl(237, 56%, 56%)
HSV	hsv(237, 62%, 81%)
CMYK	cmyk(61.7%, 58.3%, 0%, 19.2%)
CIE-LAB	lab(42.42, 33.66, -63.17)
CIE-LCH	lch(42.42, 71.58, 298.05°)
OKLab	oklab(51.7% 0.0174 -0.1816)
OKLCH	oklch(51.7% 0.182 275.5)
XYZ	xyz(17.6892, 12.7727, 59.9137)
Luminance	0.1277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F56CE #CEC74F

analogous

#4F95CE #4F56CE #874FCE

triadic

#4F56CE #CE4F56 #56CE4F

tetradic

#4F56CE #CE4F95 #CEC74F #4FCE87

square

#4F56CE #CE4F95 #CEC74F #4FCE87

split-complementary

#4F56CE #CE874F #95CE4F

monochromatic

#23287F #3138AF #4F56CE #7F84DB #AFB2E9

Accessibility & contrast

On white

5.91

#4F56CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#4F56CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F56CE

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F56CE	#FFFFFF	#000000	##FFFFFF
##4F56CE	1.00	5.91	3.55	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD2

Deuteranopia (green-blind)

#005FCC

Tritanopia (blue-blind)

#00738A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f56ce;
/* rgb */ color: rgb(79, 86, 206);
/* oklch */ color: oklch(51.7% 0.182 275.5);

Tailwind

colors: {
  custom: {
    50: '#8d85de',
    500: '#4f56ce',
    950: '#000000',
  },
}

SCSS

$custom: #4f56ce;
$custom-light: #8d85de;
$custom-dark: #000000;

JSON

{
  "hex": "#4f56ce",
  "rgb": {
    "r": 79,
    "g": 86,
    "b": 206
  },
  "hsl": {
    "h": 236.693,
    "s": 56.444,
    "l": 55.882
  },
  "oklch": {
    "l": 0.51704,
    "c": 0.18245,
    "h": 275.5
  },
  "luminance": 0.12774
}

Semantic roles & 50–950 ramp

primary

#4F56CE

secondary

#D7D4A2

accent

#D748E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F56CE

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

Preview Lab → · Contrast checker → · Palette generator →