#5138CF#5138CF

#5138CF is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.2% C 0.218 H 281.6°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#5138CF
RGB	rgb(81, 56, 207)
HSL	hsl(250, 61%, 52%)
HSV	hsv(250, 73%, 81%)
CMYK	cmyk(60.9%, 72.9%, 0%, 18.8%)
CIE-LAB	lab(36.14, 51.71, -74.00)
CIE-LCH	lch(36.14, 90.28, 304.95°)
OKLab	oklab(47.21% 0.0439 -0.2134)
OKLCH	oklch(47.21% 0.218 281.6)
XYZ	xyz(16.0665, 9.0815, 59.9257)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 0.64

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5138CF #B6CF38

analogous

#386BCF #5138CF #9D38CF

triadic

#5138CF #CF5138 #38CF51

tetradic

#5138CF #CF386B #B6CF38 #38CF9D

square

#5138CF #CF386B #B6CF38 #38CF9D

split-complementary

#5138CF #CF9D38 #6BCF38

monochromatic

#2A1B71 #3C27A3 #5138CF #7C69DB #A79BE7

Accessibility & contrast

On white

7.46

#5138CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#5138CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5138CF

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5138CF	#FFFFFF	#000000	##FFFFFF
##5138CF	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD3

Deuteranopia (green-blind)

#0050CC

Tritanopia (blue-blind)

#006280

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #5138cf;
/* rgb */ color: rgb(81, 56, 207);
/* oklch */ color: oklch(47.2% 0.218 281.6);

Tailwind

colors: {
  custom: {
    50: '#9072df',
    500: '#5138cf',
    950: '#000000',
  },
}

SCSS

$custom: #5138cf;
$custom-light: #9072df;
$custom-dark: #000000;

JSON

{
  "hex": "#5138cf",
  "rgb": {
    "r": 81,
    "g": 56,
    "b": 207
  },
  "hsl": {
    "h": 249.934,
    "s": 61.134,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47213,
    "c": 0.21787,
    "h": 281.6
  },
  "luminance": 0.09083
}

Semantic roles & 50–950 ramp

primary

#5138CF

secondary

#C8D390

accent

#E444CA

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #5138CF

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

Preview Lab → · Contrast checker → · Palette generator →