#4F55E0#4F55E0

#4F55E0 is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 53.0% C 0.207 H 274.9°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#4F55E0
RGB	rgb(79, 85, 224)
HSL	hsl(238, 70%, 59%)
HSV	hsv(238, 65%, 88%)
CMYK	cmyk(64.7%, 62.1%, 0%, 12.2%)
CIE-LAB	lab(43.56, 40.27, -71.60)
CIE-LCH	lch(43.56, 82.15, 299.35°)
OKLab	oklab(52.98% 0.0177 -0.2064)
OKLCH	oklch(52.98% 0.207 274.9)
XYZ	xyz(19.9231, 13.5394, 72.0700)
Luminance	0.1354 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F55E0 #E0DA4F

analogous

#4F9EE0 #4F55E0 #924FE0

triadic

#4F55E0 #E04F55 #55E04F

tetradic

#4F55E0 #E04F9E #E0DA4F #4FE092

square

#4F55E0 #E04F9E #E0DA4F #4FE092

split-complementary

#4F55E0 #E0924F #9EE04F

monochromatic

#1B209A #242BCE #4F55E0 #8387E9 #B7BAF2

Accessibility & contrast

On white

5.66

#4F55E0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#4F55E0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F55E0

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F55E0	#FFFFFF	#000000	##FFFFFF
##4F55E0	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)

#006DE4

Deuteranopia (green-blind)

#0061DD

Tritanopia (blue-blind)

#007893

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f55e0;
/* rgb */ color: rgb(79, 85, 224);
/* oklch */ color: oklch(53.0% 0.207 274.9);

Tailwind

colors: {
  custom: {
    50: '#9085eb',
    500: '#4f55e0',
    950: '#000000',
  },
}

SCSS

$custom: #4f55e0;
$custom-light: #9085eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f55e0",
  "rgb": {
    "r": 79,
    "g": 85,
    "b": 224
  },
  "hsl": {
    "h": 237.517,
    "s": 70.048,
    "l": 59.412
  },
  "oklch": {
    "l": 0.52982,
    "c": 0.20715,
    "h": 274.9
  },
  "luminance": 0.13541
}

Semantic roles & 50–950 ramp

primary

#4F55E0

secondary

#E2DFA9

accent

#E53BED

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #4F55E0

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

Preview Lab → · Contrast checker → · Palette generator →