#5137D7#5137D7

#5137D7 is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.9% C 0.228 H 280.8°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#5137D7
RGB	rgb(81, 55, 215)
HSL	hsl(250, 67%, 53%)
HSV	hsv(250, 74%, 84%)
CMYK	cmyk(62.3%, 74.4%, 0%, 15.7%)
CIE-LAB	lab(36.72, 54.60, -77.67)
CIE-LCH	lch(36.72, 94.94, 305.10°)
OKLab	oklab(47.85% 0.0428 -0.2241)
OKLCH	oklch(47.85% 0.228 280.8)
XYZ	xyz(17.0214, 9.3867, 65.1916)
Luminance	0.0939 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.43

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5137D7 #BDD737

analogous

#376DD7 #5137D7 #A137D7

triadic

#5137D7 #D75137 #37D751

tetradic

#5137D7 #D7376D #BDD737 #37D7A1

square

#5137D7 #D7376D #BDD737 #37D7A1

split-complementary

#5137D7 #D7A137 #6DD737

monochromatic

#29197B #3923AE #5137D7 #7D6AE1 #AA9DEB

Accessibility & contrast

On white

7.30

#5137D7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#5137D7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5137D7

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5137D7	#FFFFFF	#000000	##FFFFFF
##5137D7	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CDC

Deuteranopia (green-blind)

#0050D4

Tritanopia (blue-blind)

#006585

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #5137d7;
/* rgb */ color: rgb(81, 55, 215);
/* oklch */ color: oklch(47.9% 0.228 280.8);

Tailwind

colors: {
  custom: {
    50: '#9271e5',
    500: '#5137d7',
    950: '#000000',
  },
}

SCSS

$custom: #5137d7;
$custom-light: #9271e5;
$custom-dark: #000000;

JSON

{
  "hex": "#5137d7",
  "rgb": {
    "r": 81,
    "g": 55,
    "b": 215
  },
  "hsl": {
    "h": 249.75,
    "s": 66.667,
    "l": 52.941
  },
  "oklch": {
    "l": 0.4785,
    "c": 0.22816,
    "h": 280.8
  },
  "luminance": 0.09388
}

Semantic roles & 50–950 ramp

primary

#5137D7

secondary

#CCD792

accent

#EA3ECE

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #5137D7

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

Preview Lab → · Contrast checker → · Palette generator →