#4F68CB#4F68CB

#4F68CB is a mid, vivid blue. Relative luminance 0.159; OKLCH L 54.9% C 0.155 H 270.0°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#4F68CB
RGB	rgb(79, 104, 203)
HSL	hsl(228, 54%, 55%)
HSV	hsv(228, 61%, 80%)
CMYK	cmyk(61.1%, 48.8%, 0%, 20.4%)
CIE-LAB	lab(46.81, 21.38, -54.35)
CIE-LCH	lch(46.81, 58.40, 291.47°)
OKLab	oklab(54.93% -0.0001 -0.1555)
OKLCH	oklch(54.93% 0.155 270)
XYZ	xyz(18.9506, 15.8731, 58.5535)
Luminance	0.1588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F68CB #CBB24F

analogous

#4FA6CB #4F68CB #744FCB

triadic

#4F68CB #CB4F68 #68CB4F

tetradic

#4F68CB #CB4FA6 #CBB24F #4FCB74

square

#4F68CB #CB4FA6 #CBB24F #4FCB74

split-complementary

#4F68CB #CB744F #A6CB4F

monochromatic

#24367B #324BAA #4F68CB #7E91D9 #ADB9E7

Accessibility & contrast

On white

5.03

#4F68CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#4F68CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F68CB

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F68CB	#FFFFFF	#000000	##FFFFFF
##4F68CB	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3575CF

Deuteranopia (green-blind)

#1C6AC9

Tritanopia (blue-blind)

#007F90

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4f68cb;
/* rgb */ color: rgb(79, 104, 203);
/* oklch */ color: oklch(54.9% 0.155 270.0);

Tailwind

colors: {
  custom: {
    50: '#8b92db',
    500: '#4f68cb',
    950: '#000000',
  },
}

SCSS

$custom: #4f68cb;
$custom-light: #8b92db;
$custom-dark: #000000;

JSON

{
  "hex": "#4f68cb",
  "rgb": {
    "r": 79,
    "g": 104,
    "b": 203
  },
  "hsl": {
    "h": 227.903,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.54934,
    "c": 0.15548,
    "h": 270
  },
  "luminance": 0.15875
}

Semantic roles & 50–950 ramp

primary

#4F68CB

secondary

#D5CAA1

accent

#C04ADE

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0D15

muted

#7E7D83

Preview Lab

Preview with #4F68CB

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

Preview Lab → · Contrast checker → · Palette generator →