#5139CE#5139CE

#5139CE is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.3% C 0.216 H 281.6°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#5139CE
RGB	rgb(81, 57, 206)
HSL	hsl(250, 60%, 52%)
HSV	hsv(250, 72%, 81%)
CMYK	cmyk(60.7%, 72.3%, 0%, 19.2%)
CIE-LAB	lab(36.23, 50.89, -73.27)
CIE-LCH	lch(36.23, 89.21, 304.78°)
OKLab	oklab(47.25% 0.0435 -0.2112)
OKLCH	oklch(47.25% 0.216 281.6)
XYZ	xyz(15.9936, 9.1307, 59.3002)
Luminance	0.0913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5139CE #B6CE39

analogous

#396CCE #5139CE #9B39CE

triadic

#5139CE #CE5139 #39CE51

tetradic

#5139CE #CE396C #B6CE39 #39CE9B

square

#5139CE #CE396C #B6CE39 #39CE9B

split-complementary

#5139CE #CE9B39 #6CCE39

monochromatic

#2A1C71 #3C28A2 #5139CE #7C6ADA #A79BE6

Accessibility & contrast

On white

7.43

#5139CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#5139CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5139CE

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5139CE	#FFFFFF	#000000	##FFFFFF
##5139CE	1.00	7.43	2.83	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD2

Deuteranopia (green-blind)

#0050CB

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #5139ce;
/* rgb */ color: rgb(81, 57, 206);
/* oklch */ color: oklch(47.3% 0.216 281.6);

Tailwind

colors: {
  custom: {
    50: '#9072de',
    500: '#5139ce',
    950: '#000000',
  },
}

SCSS

$custom: #5139ce;
$custom-light: #9072de;
$custom-dark: #000000;

JSON

{
  "hex": "#5139ce",
  "rgb": {
    "r": 81,
    "g": 57,
    "b": 206
  },
  "hsl": {
    "h": 249.664,
    "s": 60.324,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47251,
    "c": 0.21567,
    "h": 281.6
  },
  "luminance": 0.09132
}

Semantic roles & 50–950 ramp

primary

#5139CE

secondary

#C8D291

accent

#E344CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #5139CE

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

Preview Lab → · Contrast checker → · Palette generator →