#5751E7#5751E7

#5751E7 is a mid, highly saturated blue. Relative luminance 0.137; OKLCH L 53.4% C 0.219 H 277.8°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#5751E7
RGB	rgb(87, 81, 231)
HSL	hsl(242, 76%, 61%)
HSV	hsv(242, 65%, 91%)
CMYK	cmyk(62.3%, 64.9%, 0%, 9.4%)
CIE-LAB	lab(43.77, 46.04, -75.22)
CIE-LCH	lch(43.77, 88.19, 301.47°)
OKLab	oklab(53.44% 0.0296 -0.2168)
OKLCH	oklch(53.44% 0.219 277.8)
XYZ	xyz(21.2921, 13.6789, 77.1041)
Luminance	0.1368 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5751E7 #E1E751

analogous

#5196E7 #5751E7 #A251E7

triadic

#5751E7 #E75751 #51E757

tetradic

#5751E7 #E75196 #E1E751 #51E7A2

square

#5751E7 #E75196 #E1E751 #51E7A2

split-complementary

#5751E7 #E7A251 #96E751

monochromatic

#1D17A7 #261EDC #5751E7 #8B87EE #BFBDF6

Accessibility & contrast

On white

5.62

#5751E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#5751E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5751E7

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5751E7	#FFFFFF	#000000	##FFFFFF
##5751E7	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EEC

Deuteranopia (green-blind)

#0061E4

Tritanopia (blue-blind)

#007895

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #5751e7;
/* rgb */ color: rgb(87, 81, 231);
/* oklch */ color: oklch(53.4% 0.219 277.8);

Tailwind

colors: {
  custom: {
    50: '#9683f0',
    500: '#5751e7',
    950: '#000000',
  },
}

SCSS

$custom: #5751e7;
$custom-light: #9683f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5751e7",
  "rgb": {
    "r": 87,
    "g": 81,
    "b": 231
  },
  "hsl": {
    "h": 242.4,
    "s": 75.758,
    "l": 61.176
  },
  "oklch": {
    "l": 0.53444,
    "c": 0.21883,
    "h": 277.8
  },
  "luminance": 0.13681
}

Semantic roles & 50–950 ramp

primary

#5751E7

secondary

#E4E6AE

accent

#D80ED0

background

#FAF8FE

surface

#F3EFFD

border

#CDCAD5

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #5751E7

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

Preview Lab → · Contrast checker → · Palette generator →