#4F5ECB#4F5ECB

#4F5ECB is a mid, vivid blue. Relative luminance 0.140; OKLCH L 53.0% C 0.168 H 273.3°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#4F5ECB
RGB	rgb(79, 94, 203)
HSL	hsl(233, 54%, 55%)
HSV	hsv(233, 61%, 80%)
CMYK	cmyk(61.1%, 53.7%, 0%, 20.4%)
CIE-LAB	lab(44.20, 27.66, -58.55)
CIE-LCH	lch(44.20, 64.76, 295.29°)
OKLab	oklab(52.97% 0.0098 -0.168)
OKLCH	oklch(52.97% 0.168 273.3)
XYZ	xyz(18.0031, 13.9780, 58.2376)
Luminance	0.1398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F5ECB #CBBC4F

analogous

#4F9CCB #4F5ECB #7E4FCB

triadic

#4F5ECB #CB4F5E #5ECB4F

tetradic

#4F5ECB #CB4F9C #CBBC4F #4FCB7E

square

#4F5ECB #CB4F9C #CBBC4F #4FCB7E

split-complementary

#4F5ECB #CB7E4F #9CCB4F

monochromatic

#242F7B #3241AA #4F5ECB #7E89D9 #ADB4E7

Accessibility & contrast

On white

5.53

#4F5ECB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#4F5ECB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F5ECB

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F5ECB	#FFFFFF	#000000	##FFFFFF
##4F5ECB	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#156ECF

Deuteranopia (green-blind)

#0063C9

Tritanopia (blue-blind)

#00788B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4f5ecb;
/* rgb */ color: rgb(79, 94, 203);
/* oklch */ color: oklch(53.0% 0.168 273.3);

Tailwind

colors: {
  custom: {
    50: '#8c8bdc',
    500: '#4f5ecb',
    950: '#000000',
  },
}

SCSS

$custom: #4f5ecb;
$custom-light: #8c8bdc;
$custom-dark: #000000;

JSON

{
  "hex": "#4f5ecb",
  "rgb": {
    "r": 79,
    "g": 94,
    "b": 203
  },
  "hsl": {
    "h": 232.742,
    "s": 54.386,
    "l": 55.294
  },
  "oklch": {
    "l": 0.52966,
    "c": 0.16825,
    "h": 273.3
  },
  "luminance": 0.13979
}

Semantic roles & 50–950 ramp

primary

#4F5ECB

secondary

#D5CFA1

accent

#CC4ADE

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F5ECB

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

Preview Lab → · Contrast checker → · Palette generator →