#4F55E1#4F55E1

#4F55E1 is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.1% C 0.208 H 274.8°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#4F55E1
RGB	rgb(79, 85, 225)
HSL	hsl(238, 71%, 60%)
HSV	hsv(238, 65%, 88%)
CMYK	cmyk(64.9%, 62.2%, 0%, 11.8%)
CIE-LAB	lab(43.64, 40.60, -72.04)
CIE-LCH	lch(43.64, 82.69, 299.40°)
OKLab	oklab(53.07% 0.0176 -0.2077)
OKLCH	oklch(53.07% 0.208 274.8)
XYZ	xyz(20.0591, 13.5938, 72.7863)
Luminance	0.1360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F55E1 #E1DB4F

analogous

#4F9EE1 #4F55E1 #924FE1

triadic

#4F55E1 #E14F55 #55E14F

tetradic

#4F55E1 #E14F9E #E1DB4F #4FE192

square

#4F55E1 #E14F9E #E1DB4F #4FE192

split-complementary

#4F55E1 #E1924F #9EE14F

monochromatic

#1A209B #232ACF #4F55E1 #8388EA #B8BAF3

Accessibility & contrast

On white

5.65

#4F55E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#4F55E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F55E1

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F55E1	#FFFFFF	#000000	##FFFFFF
##4F55E1	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EE6

Deuteranopia (green-blind)

#0061DE

Tritanopia (blue-blind)

#007993

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f55e1;
/* rgb */ color: rgb(79, 85, 225);
/* oklch */ color: oklch(53.1% 0.208 274.8);

Tailwind

colors: {
  custom: {
    50: '#9085eb',
    500: '#4f55e1',
    950: '#000000',
  },
}

SCSS

$custom: #4f55e1;
$custom-light: #9085eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f55e1",
  "rgb": {
    "r": 79,
    "g": 85,
    "b": 225
  },
  "hsl": {
    "h": 237.534,
    "s": 70.874,
    "l": 59.608
  },
  "oklch": {
    "l": 0.53065,
    "c": 0.20844,
    "h": 274.8
  },
  "luminance": 0.13596
}

Semantic roles & 50–950 ramp

primary

#4F55E1

secondary

#E2E0AA

accent

#E63AEE

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F55E1

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

Preview Lab → · Contrast checker → · Palette generator →