#5139DA#5139DA

#5139DA is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 48.4% C 0.230 H 280.2°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#5139DA
RGB	rgb(81, 57, 218)
HSL	hsl(249, 69%, 54%)
HSV	hsv(249, 74%, 85%)
CMYK	cmyk(62.8%, 73.9%, 0%, 14.5%)
CIE-LAB	lab(37.36, 54.47, -78.33)
CIE-LCH	lch(37.36, 95.41, 304.81°)
OKLab	oklab(48.39% 0.0409 -0.226)
OKLCH	oklch(48.39% 0.23 280.2)
XYZ	xyz(17.5073, 9.7362, 67.2728)
Luminance	0.0974 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5139DA #C2DA39

analogous

#3972DA #5139DA #A239DA

triadic

#5139DA #DA5139 #39DA51

tetradic

#5139DA #DA3972 #C2DA39 #39DAA2

square

#5139DA #DA3972 #C2DA39 #39DAA2

split-complementary

#5139DA #DAA239 #72DA39

monochromatic

#281881 #3722B4 #5139DA #7E6DE4 #ACA0ED

Accessibility & contrast

On white

7.12

#5139DA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#5139DA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5139DA

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5139DA	#FFFFFF	#000000	##FFFFFF
##5139DA	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EDF

Deuteranopia (green-blind)

#0052D7

Tritanopia (blue-blind)

#006787

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #5139da;
/* rgb */ color: rgb(81, 57, 218);
/* oklch */ color: oklch(48.4% 0.230 280.2);

Tailwind

colors: {
  custom: {
    50: '#9273e7',
    500: '#5139da',
    950: '#000000',
  },
}

SCSS

$custom: #5139da;
$custom-light: #9273e7;
$custom-dark: #000000;

JSON

{
  "hex": "#5139da",
  "rgb": {
    "r": 81,
    "g": 57,
    "b": 218
  },
  "hsl": {
    "h": 248.944,
    "s": 68.511,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48392,
    "c": 0.22971,
    "h": 280.2
  },
  "luminance": 0.09738
}

Semantic roles & 50–950 ramp

primary

#5139DA

secondary

#D0DA95

accent

#EB3CD1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #5139DA

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

Preview Lab → · Contrast checker → · Palette generator →