#4F51EE#4F51EE

#4F51EE is a mid, highly saturated blue. Relative luminance 0.137; OKLCH L 53.5% C 0.229 H 274.9°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4F51EE
RGB	rgb(79, 81, 238)
HSL	hsl(239, 82%, 62%)
HSV	hsv(239, 67%, 93%)
CMYK	cmyk(66.8%, 66%, 0%, 6.7%)
CIE-LAB	lab(43.83, 47.23, -79.10)
CIE-LCH	lch(43.83, 92.12, 300.84°)
OKLab	oklab(53.53% 0.0195 -0.2284)
OKLCH	oklch(53.53% 0.229 274.9)
XYZ	xyz(21.5944, 13.7182, 82.3822)
Luminance	0.1372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F51EE #EEEC4F

analogous

#4FA1EE #4F51EE #9C4FEE

triadic

#4F51EE #EE4F51 #51EE4F

tetradic

#4F51EE #EE4FA1 #EEEC4F #4FEE9C

square

#4F51EE #EE4FA1 #EEEC4F #4FEE9C

split-complementary

#4F51EE #EE9C4F #A1EE4F

monochromatic

#1113B1 #171AE9 #4F51EE #8788F3 #BFBFF9

Accessibility & contrast

On white

5.61

#4F51EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#4F51EE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F51EE

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F51EE	#FFFFFF	#000000	##FFFFFF
##4F51EE	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FF3

Deuteranopia (green-blind)

#0060EB

Tritanopia (blue-blind)

#007B99

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4f51ee;
/* rgb */ color: rgb(79, 81, 238);
/* oklch */ color: oklch(53.5% 0.229 274.9);

Tailwind

colors: {
  custom: {
    50: '#9382f5',
    500: '#4f51ee',
    950: '#000000',
  },
}

SCSS

$custom: #4f51ee;
$custom-light: #9382f5;
$custom-dark: #000000;

JSON

{
  "hex": "#4f51ee",
  "rgb": {
    "r": 79,
    "g": 81,
    "b": 238
  },
  "hsl": {
    "h": 239.245,
    "s": 82.383,
    "l": 62.157
  },
  "oklch": {
    "l": 0.53529,
    "c": 0.22922,
    "h": 274.9
  },
  "luminance": 0.1372
}

Semantic roles & 50–950 ramp

primary

#4F51EE

secondary

#EAE9AF

accent

#DC07DF

background

#F9F8FF

surface

#F2EFFF

border

#CCCAD7

text

#0F0A17

muted

#7E7C85

Preview Lab

Preview with #4F51EE

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

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