#4F54E3#4F54E3

#4F54E3 is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 53.1% C 0.212 H 274.9°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4F54E3
RGB	rgb(79, 84, 227)
HSL	hsl(238, 73%, 60%)
HSV	hsv(238, 65%, 89%)
CMYK	cmyk(65.2%, 63%, 0%, 11%)
CIE-LAB	lab(43.58, 41.86, -73.29)
CIE-LCH	lch(43.58, 84.40, 299.73°)
OKLab	oklab(53.07% 0.0183 -0.2113)
OKLCH	oklch(53.07% 0.212 274.9)
XYZ	xyz(20.2553, 13.5472, 74.2056)
Luminance	0.1355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F54E3 #E3DE4F

analogous

#4F9EE3 #4F54E3 #944FE3

triadic

#4F54E3 #E34F54 #54E34F

tetradic

#4F54E3 #E34F9E #E3DE4F #4FE394

square

#4F54E3 #E34F9E #E3DE4F #4FE394

split-complementary

#4F54E3 #E3944F #9EE34F

monochromatic

#191E9E #2228D3 #4F54E3 #8487EB #B9BBF4

Accessibility & contrast

On white

5.66

#4F54E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#4F54E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F54E3

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F54E3	#FFFFFF	#000000	##FFFFFF
##4F54E3	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE8

Deuteranopia (green-blind)

#0060E0

Tritanopia (blue-blind)

#007994

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f54e3;
/* rgb */ color: rgb(79, 84, 227);
/* oklch */ color: oklch(53.1% 0.212 274.9);

Tailwind

colors: {
  custom: {
    50: '#9184ed',
    500: '#4f54e3',
    950: '#000000',
  },
}

SCSS

$custom: #4f54e3;
$custom-light: #9184ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4f54e3",
  "rgb": {
    "r": 79,
    "g": 84,
    "b": 227
  },
  "hsl": {
    "h": 237.973,
    "s": 72.549,
    "l": 60
  },
  "oklch": {
    "l": 0.53065,
    "c": 0.21214,
    "h": 274.9
  },
  "luminance": 0.13549
}

Semantic roles & 50–950 ramp

primary

#4F54E3

secondary

#E3E1AA

accent

#E939EF

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F54E3

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

Preview Lab → · Contrast checker → · Palette generator →