#4F54CD#4F54CD

#4F54CD is a mid, vivid blue. Relative luminance 0.124; OKLCH L 51.3% C 0.184 H 276.0°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#4F54CD
RGB	rgb(79, 84, 205)
HSL	hsl(238, 56%, 56%)
HSV	hsv(238, 61%, 80%)
CMYK	cmyk(61.5%, 59%, 0%, 19.6%)
CIE-LAB	lab(41.86, 34.57, -63.50)
CIE-LCH	lch(41.86, 72.30, 298.56°)
OKLab	oklab(51.27% 0.0192 -0.1826)
OKLCH	oklch(51.27% 0.184 276)
XYZ	xyz(17.4106, 12.4093, 59.2235)
Luminance	0.1241 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F54CD #CDC84F

analogous

#4F93CD #4F54CD #894FCD

triadic

#4F54CD #CD4F54 #54CD4F

tetradic

#4F54CD #CD4F93 #CDC84F #4FCD89

square

#4F54CD #CD4F93 #CDC84F #4FCD89

split-complementary

#4F54CD #CD894F #93CD4F

monochromatic

#24277E #3136AE #4F54CD #7F82DB #AEB1E8

Accessibility & contrast

On white

6.03

#4F54CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#4F54CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F54CD

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F54CD	#FFFFFF	#000000	##FFFFFF
##4F54CD	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D1

Deuteranopia (green-blind)

#005DCB

Tritanopia (blue-blind)

#007188

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4f54cd;
/* rgb */ color: rgb(79, 84, 205);
/* oklch */ color: oklch(51.3% 0.184 276.0);

Tailwind

colors: {
  custom: {
    50: '#8d84dd',
    500: '#4f54cd',
    950: '#000000',
  },
}

SCSS

$custom: #4f54cd;
$custom-light: #8d84dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4f54cd",
  "rgb": {
    "r": 79,
    "g": 84,
    "b": 205
  },
  "hsl": {
    "h": 237.619,
    "s": 55.752,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51266,
    "c": 0.18362,
    "h": 276
  },
  "luminance": 0.12411
}

Semantic roles & 50–950 ramp

primary

#4F54CD

secondary

#D6D4A2

accent

#D949DF

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #4F54CD

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

Preview Lab → · Contrast checker → · Palette generator →